| Name | Country | State | Timeframe | Membership No. |
| Canada | | | 1628 |
| England | | | 1014 |
| England | Surrey | | 1014 |
| Germany | Alsace or Elsasz | | 1014 |
| Canada | Alberta | | 1639 |
| England | Avon | | 1639 |
| Scotland | Aberdeenshire | | 1639 |
| Ireland | Carlow | | 1639 |
| Ukraine | | | 1639 |
| Germany | Alsace or Elsasz | | 1639 |
| Russia | | | 1639 |
| Canada | Quebec | | 711 |
| U.S.A. | | | 711 |
| U.S.A. | Massachusetts | | 711 |
| England | Yorkshire | | 711 |
| Northern Ireland | | | 711 |
| U.S.A. | | | 645 |
| England | | | 1014 |
| U.S.A. | | | 1014 |
| Scotland | Aberdeenshire | | 1628 |
| Ireland | Carlow | | 1628 |
| England | Avon | | 1628 |
| England | Avon | | 1337 |
| Canada | | | 1326 |
| England | | | 1326 |
| Scotland | Aberdeenshire | | 854 |
| Bermuda | | | 854 |
| Canada | | | 117 |
| U.S.A. | | | 117 |
| England | Avon | | 117 |
| Scotland | Aberdeenshire | | 117 |
| Ireland | Carlow | | 117 |
| Italy | Abruzzo | | 117 |
| Canada | | | 1014 |
| Canada | British Columbia | | 1014 |
| U.S.A. | Nebraska | | 645 |
| Scotland | | | 645 |
| Scotland | Wigtownshire and Canadia | | 645 |
| U.S.A. | Iowa | | 983 |
| Scotland | | | 983 |
| Denmark | | | 983 |
| Canada | | | 1584 |
| U.S.A. | | | 1584 |
| Northern Ireland | Tyrone | | 1584 |
| Scotland | Aberdeenshire | | 1584 |
| England | | | 1584 |
| Scotland | | | 1203 |
| Scotland | Roxburghshire | | 1203 |
| Australia | Australian Capital Territory | | 1203 |
| Canada | | | 1490 |
| Canada | | | 1490 |
| U.S.A. | | | 1490 |
| England | London | | 1490 |
| Scotland | Aberdeenshire | | 1490 |
| Canada | Ontario | | 983 |
| Italy | Abruzzo | | 797 |
| Germany | Alsace or Elsasz | | 645 |
| Canada | | | 1646 |
| Ireland | Carlow | | 1646 |
| Poland | | | 1646 |
| Canada | | | 1599 |
| England | Durham | | 1599 |
| Scotland | | | 1599 |
| Canada | | | 797 |
| Canada | British Columbia | | 797 |
| U.S.A. | | | 797 |
| U.S.A. | | | 797 |
| England | | | 797 |
| England | Yorkshire | | 797 |
| Scotland | | | 797 |
| Scotland | | | 797 |
| Scotland | | | 797 |
| Poland | | | 1490 |
| England | | | 986 |
| U.S.A. | | | 1148 |
| Scotland | Aberdeenshire | | 1148 |
| England | Avon | | 1148 |
| Germany | Alsace or Elsasz | | 1148 |
| Canada | | | 1373 |
| Switzerland | | | 1373 |
| England | | | 1569 |
| England | | | 1569 |
| England | Avon | | 1538 |
| England | | | 594 |
| England | | | 594 |
| England | | | 594 |
| Canada | British Columbia | | 1336 |
| U.S.A. | Wyoming | | 1336 |
| England | | | 1336 |
| England | | | 1336 |
| Canada | | | 1148 |
| Germany | Alsace or Elsasz | | 1086 |
| England | | | 986 |
| Scotland | | | 986 |
| Scotland | | | 986 |
| Scotland | | | 986 |
| Canada | | | 1057 |
| U.S.A. | | | 1057 |
| England | Avon | | 1057 |
| Scotland | Aberdeenshire | | 1057 |
| Germany | Alsace or Elsasz | | 1057 |
| Jamaica | | | 1057 |
| England | | | 1622 |
| Canada | | | 1086 |
| U.S.A. | | | 1086 |
| Scotland | Orkney Isles | | 1086 |
| Ireland | Carlow | | 1086 |
| England | Avon | | 1086 |
| England | Essex | | 1336 |
| Scotland | | | 1336 |
| Scotland | | | 1336 |
| U.S.A. | California | | 1422 |
| Scotland | Aberdeenshire | | 1422 |
| South Africa | | | 1422 |
| Scotland | Fifeshire | | 954 |
| England | | | 954 |
| England | | | 954 |
| Canada | | | 1608 |
| Canada | Ontario | | 1608 |
| Ireland | Carlow | | 1608 |
| Scotland | Aberdeenshire | | 1608 |
| Austria | | | 1608 |
| Romania | | | 1608 |
| Canada | | | 629 |
| England | Avon | | 629 |
| Canada | | | 1023 |
| U.S.A. | North Dakota | | 1023 |
| Canada | | | 1422 |
| England | Herefordshire | | 1273 |
| Scotland | Aberdeenshire | | 1245 |
| Canada | | | 1073 |
| U.S.A. | | | 1073 |
| U.S.A. | Nebraska | | 1073 |
| England | | | 1073 |
| Ireland | Carlow | | 1499 |
| Belgium | | | 1073 |
| Canada | | | 969 |
| Canada | | | 969 |
| U.S.A. | Michigan | | 969 |
| Scotland | | | 969 |
| Scotland | Banffshire | | 969 |
| England | | | 1312 |
| England | | | 1312 |
| England | | | 1312 |
| Canada | Ontario | | 1273 |
| England | | | 1023 |
| Germany | Alsace or Elsasz | | 1490 |
| England | Avon | | 1424 |
| Canada | | | 1588 |
| U.S.A. | Pennsylvania | | 1588 |
| England | | | 1588 |
| Ireland | Cork | | 1588 |
| France | | | 1588 |
| Switzerland | | | 1588 |
| Germany | Alsace or Elsasz | | 1588 |
| Australia | Australian Capital Territory | | 1588 |
| Canada | Alberta | | 1619 |
| U.S.A. | Alabama | | 1619 |
| Ukraine | | | 1619 |
| Canada | Ontario | | 1620 |
| Canada | Ontario | 1800-1900 | 1620 |
| U.S.A. | | | 1620 |
| Canada | | | 1463 |
| Canada | | | 1463 |
| Canada | | | 1588 |
| Ireland | Monaghan | | 769 |
| Ireland | Carlow | | 1424 |
| Wales | | | 1424 |
| Germany | Alsace or Elsasz | | 1424 |
| Poland | | | 1424 |
| Canada | Quebec | | 1615 |
| Ukraine | | | 1615 |
| Romania | | | 1615 |
| Canada | Alberta | | 844 |
| U.S.A. | Alabama | | 844 |
| Ireland | Carlow | | 844 |
| Australia | Australian Capital Territory | | 844 |
| Canada | Ontario | | 769 |
| England | | | 1664 |
| England | Northumberland | | 1664 |
| Scotland | Sutherland | | 769 |
| Northern Ireland | Fermanagh | | 769 |
| England | Avon | | 1463 |
| Ireland | Carlow | | 1463 |
| Scotland | Aberdeenshire | | 1463 |
| U.S.A. | | | 393 |
| U.S.A. | Indiana | | 393 |
| Ukraine | | | 393 |
| Germany | Alsace or Elsasz | | 393 |
| Switzerland | | | 393 |
| Canada | | | 1282 |
| U.S.A. | North Dakota | | 1282 |
| England | Cambridgeshire | | 1282 |
| Scotland | Ayshire | | 1282 |
| Ireland | Carlow | | 1282 |
| Canada | | | 1466 |
| England | | | 1466 |
| England | Durham | | 1466 |
| Germany | Alsace or Elsasz | | 1466 |
| Canada | Ontario | | 1644 |
| U.S.A. | | | 1644 |
| U.S.A. | | | 393 |
| Canada | British Columbia | | 393 |
| Canada | | | 1468 |
| Canada | | | 1468 |
| U.S.A. | | | 1468 |
| U.S.A. | | | 1468 |
| U.S.A. | New York | | 1468 |
| England | | | 1468 |
| England | | | 1468 |
| Australia | Australian Capital Territory | | 1667 |
| England | | | 1468 |
| Canada | | | 1392 |
| U.S.A. | | | 1392 |
| U.S.A. | | | 1392 |
| U.S.A. | | | 1392 |
| Ukraine | | | 1538 |
| Canada | | | 393 |
| Canada | British Columbia | | 393 |
| Ireland | Donegal | | 1644 |
| Austria | | | 1490 |
| U.S.A. | | | 149 |
| Scotland | | | 149 |
| England | | | 149 |
| England | | | 149 |
| Ireland | | | 149 |
| Germany | Alsace or Elsasz | | 149 |
| Canada | | | 1218 |
| Canada | British Columbia | | 1218 |
| U.S.A. | | | 1218 |
| Northern Ireland | | | 1218 |
| Northern Ireland | Derry or Londonderry | | 1218 |
| Ireland | Donegal | | 1218 |
| Canada | | | 346 |
| Canada | | | 346 |
| U.S.A. | California | | 346 |
| Germany | Alsace or Elsasz | | 346 |
| Canada | Nova Scotia | | 149 |
| Canada | | | 149 |
| England | Lancashire | | 1576 |
| Canada | | | 102 |
| England | Avon | | 102 |
| Ireland | Carlow | | 102 |
| Canada | | | 1510 |
| England | | | 1510 |
| Canada | Newfoundland | | 919 |
| England | | | 919 |
| England | Somerset | | 919 |
| Canada | | | 1436 |
| U.S.A. | | | 1436 |
| Ireland | Carlow | | 1436 |
| Canada | Ontario | | 374 |
| U.S.A. | New York | | 374 |
| England | | | 374 |
| England | Yorkshire | | 374 |
| Scotland | Aberdeenshire | | 346 |
| Canada | | | 744 |
| England | Yorkshire | | 744 |
| U.S.A. | Massachusetts | | 1050 |
| England | Avon | | 1050 |
| Ireland | Carlow | | 1050 |
| Scotland | Aberdeenshire | | 1050 |
| Norway | | | 1500 |
| England | Avon | | 1500 |
| U.S.A. | Alabama | | 1500 |
| Canada | | | 1663 |
| Ukraine | | | 1663 |
| Canada | | | 1455 |
| U.S.A. | | | 1455 |
| Ukraine | | | 1455 |
| Australia | Australian Capital Territory | | 1455 |
| Germany | Alsace or Elsasz | | 1455 |
| Ireland | Carlow | | 1455 |
| Canada | Ontario | | 1424 |
| Canada | Ontario | | 1050 |
| Canada | | | 1050 |
| Canada | | | 877 |
| England | Avon | | 877 |
| Ireland | Carlow | | 877 |
| Ireland | Carlow | | 1413 |
| England | Avon | | 1413 |
| Italy | Abruzzo | | 1413 |
| Lithuania | | | 1413 |
| Canada | Ontario | | 1122 |
| U.S.A. | | | 1122 |
| Scotland | Aberdeenshire | | 1122 |
| England | | | 1122 |
| Sweden | | | 1122 |
| Canada | Ontario | | 1658 |
| Canada | Ontario | | 962 |
| U.S.A. | Michigan | | 962 |
| England | Yorkshire | | 962 |
| U.S.A. | | | 1424 |
| Ukraine | | | 1504 |
| Denmark | | | 286 |
| Sweden | | | 286 |
| Germany | Alsace or Elsasz | | 286 |
| Canada | | | 1537 |
| U.S.A. | | | 1537 |
| U.S.A. | Iowa | | 1537 |
| Scotland | Aberdeenshire | | 1537 |
| Ireland | Carlow | | 1537 |
| Norway | | | 1537 |
| Netherlands | | | 1537 |
| Canada | Ontario | | 820 |
| England | | | 820 |
| England | Gloucestershire | | 820 |
| Canada | | | 1650 |
| U.S.A. | Massachusetts | | 1650 |
| England | Yorkshire | | 1650 |
| Ukraine | | | 286 |
| U.S.A. | | | 286 |
| Canada | Ontario | | 1198 |
| U.S.A. | Indiana | | 1198 |
| Scotland | Aberdeenshire | | 1198 |
| Ireland | Carlow | | 1198 |
| Canada | Ontario | | 1175 |
| U.S.A. | | | 1175 |
| Scotland | | | 1175 |
| England | | | 1175 |
| Ireland | Galway | | 1175 |
| Australia | Australian Capital Territory | | 602 |
| Ireland | Carlow | | 602 |
| Canada | | | 1114 |
| U.S.A. | Minnesota | | 1114 |
| Germany | Alsace or Elsasz | | 1114 |
| Canada | | | 286 |
| U.S.A. | | | 286 |
| Canada | Ontario | | 1333 |
| England | Avon | | 1333 |
| Scotland | Aberdeenshire | | 1333 |
| Scotland | Perthshire | | 782 |
| Germany | Alsace or Elsasz | | 782 |
| Canada | | | 1460 |
| Canada | | | 1460 |
| England | Avon | | 1460 |
| Ireland | Carlow | | 1460 |
| Scotland | Aberdeenshire | | 1460 |
| Canada | | | 380 |
| U.S.A. | | | 380 |
| England | Lancashire | | 380 |
| Australia | Australian Capital Territory | | 380 |
| Canada | | | 765 |
| U.S.A. | Alabama | | 765 |
| Scotland | Aberdeenshire | | 765 |
| England | London | | 765 |
| Canada | | | 1397 |
| Ireland | Donegal | Prior to 1852 | 1451 |
| Canada | Ontario | | 1451 |
| Canada | Nova Scotia | | 1352 |
| England | Avon | | 1352 |
| Scotland | Aberdeenshire | | 1352 |
| Canada | | | 1428 |
| Canada | | | 1428 |
| England | Avon | | 1428 |
| Ireland | Carlow | | 1428 |
| Scotland | Aberdeenshire | | 1428 |
| Canada | | | 1649 |
| Canada | Nova Scotia | | 1649 |
| U.S.A. | | | 1649 |
| England | Devon or Devonshire | | 1649 |
| Ireland | Carlow | | 1649 |
| Scotland | Aberdeenshire | | 1649 |
| Germany | Alsace or Elsasz | | 1649 |
| Switzerland | | | 1649 |
| U.S.A. | | | 1397 |
| Ireland | Carlow | | 629 |
| Canada | Alberta | | 705 |
| U.S.A. | Alabama | | 705 |
| Germany | Alsace or Elsasz | | 705 |
| Russia | | | 705 |
| Ireland | Carlow | | 705 |
| Canada | Alberta | | 1587 |
| England | Avon | | 1587 |
| Ireland | Carlow | | 1587 |
| Canada | Alberta | | 970 |
| U.S.A. | Alabama | | 970 |
| England | Avon | | 970 |
| Scotland | Aberdeenshire | | 970 |
| Ireland | Carlow | | 970 |
| Austria | | | 970 |
| Germany | Alsace or Elsasz | | 970 |
| Canada | Alberta | | 1123 |
| Canada | Alberta | | 1520 |
| England | Avon | | 1282 |
| England | Avon | | 809 |
| Norway | | | 1500 |
| U.S.A. | Alabama | | 1500 |
| England | Avon | | 1500 |
| Canada | Alberta | | 1468 |
| U.S.A. | Alabama | | 1468 |
| England | Avon | | 1468 |
| Canada | Alberta | | 1392 |
| U.S.A. | Alabama | | 1392 |
| Canada | Alberta | | 393 |
| U.S.A. | Alabama | | 393 |
| England | Avon | | 393 |
| Germany | Alsace or Elsasz | | 393 |
| Switzerland | | | 393 |
| Canada | Alberta | | 1282 |
| U.S.A. | Alabama | | 1282 |
| England | Avon | | 1123 |
| Canada | Alberta | | 1655 |
| England | Avon | | 1655 |
| England | Avon | | 781 |
| Canada | Ontario | | 858 |
| England | | | 858 |
| England | | | 858 |
| Canada | | | 1648 |
| Canada | Saskatchewan | | 1648 |
| Ireland | Carlow | | 1648 |
| Scotland | Aberdeenshire | | 1648 |
| Canada | | | 1656 |
| Ukraine | | | 1656 |
| Poland | | | 1656 |
| England | | | 1367 |
| England | Cheshire | | 1367 |
| Canada | | | 1504 |
| England | Avon | | 1504 |
| Ireland | Carlow | | 1504 |
| Canada | Alberta | | 781 |
| England | Kent | | 575 |
| Wales | | | 1655 |
| England | | | 1224 |
| England | Middlesex | | 1224 |
| Ireland | Carlow | | 1224 |
| Canada | Alberta | | 808 |
| England | Avon | | 808 |
| Canada | Ontario | | 1530 |
| Scotland | Aberdeenshire | | 1530 |
| England | Avon | | 1514 |
| Canada | Ontario | | 575 |
| U.S.A. | | | 575 |
| U.S.A. | Ohio | | 575 |
| England | | | 575 |
| England | | | 575 |
| England | | | 575 |
| England | | | 575 |
| Poland | | | 1504 |
| England | Essex | | 1397 |
| Canada | | | 851 |
| England | | | 460 |
| England | | | 460 |
| England | | | 460 |
| England | Somerset | | 460 |
| Norway | | | 460 |
| Canada | Alberta | | 748 |
| U.S.A. | Wisconsin | | 748 |
| Germany | Alsace or Elsasz | | 748 |
| Russia | | | 748 |
| Canada | Alberta | | 1583 |
| U.S.A. | Texas | | 1583 |
| Sweden | | | 1583 |
| Norway | | | 1583 |
| Scotland | Aberdeenshire | | 1583 |
| Canada | Ontario | | 628 |
| England | Avon | | 628 |
| England | | | 460 |
| England | | | 460 |
| Canada | Ontario | | 851 |
| U.S.A. | Alabama | | 851 |
| Ireland | | | 851 |
| Scotland | Aberdeenshire | | 851 |
| Canada | | | 1364 |
| Canada | | | 1364 |
| England | Avon | | 1364 |
| Wales | | | 1364 |
| Scotland | Aberdeenshire | | 1364 |
| Austria | | | 1364 |
| Canada | Ontario | | 1457 |
| Ireland | Carlow | | 1457 |
| Canada | | | 460 |
| Canada | Alberta | | 460 |
| U.S.A. | | | 460 |
| U.S.A. | | | 460 |
| Canada | | | 1579 |
| U.S.A. | Alabama | | 1579 |
| Canada | | | 747 |
| England | Devon or Devonshire | | 666 |
| Ireland | Roscommon | | 666 |
| Canada | New Brunswick | | 1486 |
| Scotland | | | 1486 |
| Switzerland | | | 1373 |
| Canada | Ontario | | 1644 |
| U.S.A. | Pennsylvania | | 1644 |
| Ireland | Donegal | | 1644 |
| Canada | Ontario | | 1271 |
| Scotland | Lanarkshire | | 1271 |
| Canada | Ontario | | 1201 |
| U.S.A. | | | 1201 |
| England | Hampshire or Hantshaving | | 961 |
| Norway | | | 961 |
| Sweden | | | 961 |
| Canada | Manitoba | | 986 |
| U.S.A. | | | 666 |
| Canada | | | 666 |
| U.S.A. | | | 747 |
| U.S.A. | | | 747 |
| U.S.A. | | | 747 |
| Scotland | Ayshire | | 747 |
| Wales | | | 747 |
| England | Devon or Devonshire | | 747 |
| Germany | | | 747 |
| Ireland | Carlow | | 747 |
| Canada | | | 1637 |
| Scotland | Aberdeenshire | | 1637 |
| England | | | 1128 |
| England | Lancashire | | 1128 |
| Belgium | | | 1128 |
| England | | | 1636 |
| England | | | 1636 |
| England | | | 1636 |
| England | | | 986 |
| Scotland | Aberdeenshire | | 1397 |
| Canada | | | 1593 |
| England | | | 1593 |
| Scotland | Banffshire | | 1486 |
| England | | | 1636 |
| England | | | 1636 |
| England | | | 1636 |
| U.S.A. | | | 546 |
| Netherlands | | | 546 |
| Canada | | | 1356 |
| England | | | 1356 |
| Scotland | Lanarkshire | | 1356 |
| Australia | New South Wales | | 1356 |
| Canada | | | 542 |
| U.S.A. | Ohio | | 542 |
| England | | | 542 |
| Canada | | | 1385 |
| Ukraine | | | 1589 |
| Sweden | | | 1122 |
| Ireland | Carlow | | 1397 |
| Denmark | | | 1397 |
| France | | | 1397 |
| Denmark | | | 1397 |
| Canada | | | 1400 |
| U.S.A. | | | 1400 |
| U.S.A. | Massachusetts | | 1400 |
| England | | | 1400 |
| England | North Yorkshire | | 1400 |
| Canada | | | 1033 |
| Canada | Saskatchewan | | 1033 |
| Scotland | Aberdeenshire | | 1033 |
| England | | | 1033 |
| Canada | | | 1122 |
| Scotland | Aberdeenshire | | 1122 |
| England | Avon | | 1122 |
| U.S.A. | Texas | | 1385 |
| England | | | 1385 |
| England | Northampton | | 1385 |
| Canada | | | 685 |
| Canada | | | 685 |
| U.S.A. | | | 685 |
| England | Avon | | 685 |
| Scotland | Aberdeenshire | | 685 |
| Ireland | Carlow | | 685 |
| Canada | | | 1255 |
| Canada | | | 1255 |
| U.S.A. | | | 1255 |
| U.S.A. | Oklahoma | | 1255 |
| England | | | 1255 |
| England | Lancashire | | 1255 |
| Scotland | | | 1255 |
| Scotland | Perthshire | | 1255 |
| Ireland | Leitrim | | 1255 |
| Ireland | | | 1255 |
| Scotland | Aberdeenshire | | 946 |
| Canada | Ontario | | 946 |
| Canada | | | 1482 |
| Ireland | Carlow | | 1482 |
| Scotland | Aberdeenshire | | 1482 |
| England | | | 971 |
| England | Lancashire | | 971 |
| Scotland | Aberdeenshire | | 971 |
| China | | | 971 |
| Canada | | | 1285 |
| Canada | Ontario | | 1285 |
| U.S.A. | Missouri | | 1285 |
| England | | | 1285 |
| Scotland | Shetland Isles | | 1285 |
| Italy | Abruzzo | | 1285 |
| Canada | | | 1443 |
| U.S.A. | | | 1443 |
| England | | | 1443 |
| Ireland | | | 1255 |
| Canada | Ontario | | 1658 |
| Ireland | Carlow | | 1282 |
| Ireland | Carlow | | 970 |
| Scotland | Aberdeenshire | | 970 |
| England | Avon | | 970 |
| U.S.A. | | | 970 |
| Canada | Ontario | | 970 |
| Canada | | | 970 |
| England | | | 1671 |
| U.S.A. | Iowa | | 1671 |
| Canada | | | 1579 |
| U.S.A. | | | 1579 |
| Northern Ireland | Antrim | | 645 |
| Luxembourg | | | 1669 |
| Denmark | | | 1669 |
| Scotland | Perthshire | | 1669 |
| Canada | | | 1669 |
| Ireland | Donegal | | 1436 |
| U.S.A. | | | 1436 |
| Canada | Ontario | | 1436 |
| U.S.A. | | | 1671 |
| Austria | | | 1364 |
| Northern Ireland | Derry or Londonderry | | 1667 |
| Ireland | | | 1670 |
| Canada | | | 1670 |
| Ireland | Carlow | | 1667 |
| England | London | | 1667 |
| U.S.A. | California | | 1667 |
| U.S.A. | | | 1667 |
| Canada | | | 1667 |
| Canada | | | 919 |
| Hungary | | | 919 |
| England | Avon | | 1364 |
| U.S.A. | | | 1364 |
| Canada | British Columbia | | 1364 |
| Canada | | | 1364 |
| Scotland | Fifeshire | | 809 |
| England | | | 809 |
| England | | | 809 |
| England | Somerset | | 919 |
| Scotland | Lanarkshire | | 645 |
| Canada | Ontario | | 1533 |
| Canada | | | 1583 |
| Northern Ireland | Antrim | | 1255 |
| Ireland | Carlow | | 1255 |
| Scotland | Aberdeenshire | | 1255 |
| England | Avon | | 1255 |
| U.S.A. | Oklahoma | | 1255 |
| U.S.A. | | | 1255 |
| Canada | | | 1255 |
| U.S.A. | | | 1583 |
| Norway | | | 1583 |
| Australia | Australian Capital Territory | | 149 |
| Ireland | Donegal | | 1571 |
| Northern Ireland | Tyrone | | 1571 |
| Scotland | | | 1571 |
| England | | | 1571 |
| U.S.A. | Wisconsin | | 1571 |
| Canada | | QC before 1835 | 1571 |
| Sweden | | | 1583 |
| Canada | | | 1255 |
| England | | | 1234 |
| Canada | Ontario | | 1521 |
| Australia | Australian Capital Territory | | 555 |
| Scotland | | | 555 |
| England | | | 555 |
| England | | | 555 |
| U.S.A. | | | 555 |
| Canada | Ontario | | 555 |
| Northern Ireland | Antrim | | 1533 |
| England | Avon | | 1521 |
| England | | | 1224 |
| U.S.A. | | | 1234 |
| England | Suffolk | | 1367 |
| England | | | 1367 |
| England | Avon | | 1538 |
| Germany | Alsace or Elsasz | | 1514 |
| England | Lancashire | | 1514 |
| Ireland | | | 1224 |
| England | Middlesex | | 1224 |
| Australia | | | 820 |
| Scotland | Aberdeenshire | | 1282 |
| World Wide | | | 1658 |
| Canada | | | 970 |
| Canada | | | 970 |
| England | | | 970 |
| England | Middlesex | | 970 |
| Scotland | Aberdeenshire | | 970 |
| Ireland | Carlow | | 970 |
| Austria | | | 970 |
| Germany | Alsace or Elsasz | | 970 |
| Canada | | | 1637 |
| Canada | Ontario | | 1637 |
| Scotland | Aberdeenshire | | 1637 |
| England | Avon | | 1637 |
| Canada | | | 1123 |
| England | Lancashire | | 1123 |
| Canada | | | 1612 |
| U.S.A. | | | 1612 |
| Ireland | Carlow | | 1612 |
| England | Westmoreland | | 1587 |
| England | | | 1587 |
| Ireland | Wexford | | 1587 |
| Canada | | | 1520 |
| Canada | Nova Scotia | | 1520 |
| Canada | | | 685 |
| Canada | | | 685 |
| U.S.A. | | | 685 |
| England | Avon | | 685 |
| Scotland | Aberdeenshire | | 685 |
| Canada | | | 1634 |
| U.S.A. | | | 1634 |
| Ukraine | | | 1634 |
| Russia | | | 1634 |
| Canada | | | 705 |
| U.S.A. | | | 705 |
| Germany | Alsace or Elsasz | | 705 |
| Russia | | | 705 |
| Ireland | Carlow | | 705 |
| Canada | | | 1587 |
| Wales | | | 1612 |
| England | Avon | | 1282 |
| Canada | | | 918 |
| Germany | Alsace or Elsasz | | 1490 |
| Scotland | Aberdeenshire | | 1490 |
| Ireland | Carlow | | 1490 |
| England | Avon | | 1490 |
| U.S.A. | New York | | 1490 |
| Canada | Ontario | | 1490 |
| England | Avon | | 326 |
| England | | | 918 |
| Scotland | Aberdeenshire | | 918 |
| U.S.A. | | | 1282 |
| Canada | | | 1282 |
| Germany | Alsace or Elsasz | | 1558 |
| Holland | | | 1558 |
| Scotland | Aberdeenshire | | 1558 |
| Ireland | Carlow | | 1558 |
| U.S.A. | South Dakota | | 1558 |
| Canada | | | 1558 |
| U.S.A. | North Dakota | | 326 |
| Canada | Saskatchewan | | 326 |
| Canada | Ontario | | 750 |
| Sweden | | | 1612 |
| Norway | | | 1612 |
| Switzerland | | | 1612 |
| Germany | Alsace or Elsasz | | 1612 |
| England | Avon | | 1612 |
| World Wide | | | 1658 |
| England | | | 1068 |
| England | Avon | | 750 |
| France | | | 750 |
| Germany | Alsace or Elsasz | | 782 |
| U.S.A. | | | 782 |
| Ukraine | | | 1068 |
| Scotland | Aberdeenshire | | 782 |
| Canada | Manitoba | | 1068 |
| Russia | | | 750 |
| Germany | Alsace or Elsasz | | 750 |
| Varey | England | Yorkshire | Before 1900 | 1021 |
| Varey | Australia | Australian Capital Territory | Before 1900 | 1021 |
| Varey | Canada | | Before 1900 | 1021 |
| Abbe/Abbey | Canada | Ontario | 1800 - 1850 | 747 |
| Abbe/Abbey | Canada | Quebec | 1800 - 1850 | 747 |
| Abbott | England | Cornwall | 1700 - 1875 | 729 |
| Abrahamsdotter | Sweden | | bef 1821 | 286 |
| Acaster | England | Yorkshire | bef 1883 | 916 |
| Ackerley | England | Cheshire | bef 1800 | 1384 |
| Adams | Northern Ireland | Fermanagh | 1700-1835 | 1036 |
| Adamson | England | London | 1800 | 374 |
| Adamson | Scotland | Angus | bef 1805 | 946 |
| Addiman | England | West Riding | 1723 - 1770 | 326 |
| Addison | England | North Yorkshire | bef 1835 | 909 |
| Addison | England | Staffordshire | bef 1835 | 909 |
| Ainsworth | England | Lancashire | bef 1790 | 670 |
| Ainsworth | Canada | Ontario | aft 1820 | 149 |
| Ainsworth | U.S.A. | New York | aft 1790 | 149 |
| Airth | Scotland | Lanarkshire | 1750 - 1835 | 904 |
| Aitken | New Zealand | | aft 1740 | 1358 |
| Aitken | Scotland | Ayshire | aft 1740 | 1358 |
| Aitken | Scotland | Ayshire | 1770 - 1900 | 747 |
| Aitken | Northern Ireland | Down | 1770 - 1900 | 747 |
| Akers | England | Oxfordshire or Oxon | bef 1750 | 812 |
| Albert | U.S.A. | | 1800-1950 | 851 |
| Albone | England | Bedfordshire | 1862 Potton | 673 |
| Alderman | England | Hampshire or Hantshaving | aft 1850 | 954 |
| Alderson | Canada | Ontario | aft 1850 | 705 |
| Alexander | Scotland | Lanarkshire | 1850-1910 | 1198 |
| Allaby | U.S.A. | Alabama | bef 1800 | 1117 |
| Allaby | Canada | New Brunswick | bef 1800 | 1117 |
| Allan | Scotland | Angus | bef 1855 | 946 |
| Allen | Ireland | Carlow | bef 1900 | 1395 |
| Allen | Wales | | bef 1880 | 971 |
| Allen | China | | 1880 - 1920 | 971 |
| Allen | England | Middlesex | bef 1850 | 971 |
| Allison | Canada | Ontario | aft 1840 | 1587 |
| Allnatt | England | Avon | aft 1800 | 1105 |
| Allsop | Canada | | 1866-1942 | 372 |
| Allsop | England | | 1866-1942 | 372 |
| Alverson | Canada | New Brunswick | 1760 - 1800 | 460 |
| Ambler | England | West Riding | 1547 - 1850 | 326 |
| Ambury | England | Staffordshire | aft 1867 | 442 |
| Andersdotter | Sweden | | 1783-1861 | 286 |
| Andersdotter | Sweden | | after 1861 | 1385 |
| Andersen | Denmark | | aft 1801 | 286 |
| Anderson | Northern Ireland | Antrim | | 1218 |
| Anderson | Northern Ireland | | aft 1750 | 1218 |
| Anderson | Northern Ireland | Down | aft 1750 | 1218 |
| Anderson | Northern Ireland | Down | 1800 | 1218 |
| Anderson | Canada | Ontario | 1800 | 1218 |
| Anderson | Scotland | Inverness-shire | 1800 | 1218 |
| Anderson | Canada | Ontario | aft 1750 | 1218 |
| Anderson | Northern Ireland | Tyrone | bef 1800 | 670 |
| Anderson | Scotland | Dumfriesshire | bef 1790 | 962 |
| Anderson | Canada | Ontario | bef 1790 | 962 |
| Anderson | Canada | New Brunswick | bef 1861 | 703 |
| Anderson | Canada | Ontario | aft 1800 | 1106 |
| Anderson | Scotland | Dunbartonshire | 1790-1875 | 986 |
| Andersson | Sweden | | 1735-1855 | 286 |
| Andersson | Sweden | | 1798-1867 | 286 |
| Andestad | Norway | | 1872-1910 | 1044 |
| Andres | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Andres | Russia | | 1790 - 1940 | 817 |
| Andress | Canada | Ontario | 1794-1900 | 1249 |
| Andress | Canada | Ontario | aft 1828 | 1242 |
| Andrew | Scotland | Aberdeenshire | 1785-1889 | 568 |
| Anger | Germany | Alsace or Elsasz | bef 1721 | 1402 |
| Ansley | England | Devon or Devonshire | 1717 - 1900 | 685 |
| Anstey | France | | | 1156 |
| Anstey | England | Avon | | 1156 |
| Appletree | England | Hampshire or Hantshaving | aft 1790 | 323 |
| Appletree | England | Hampshire or Hantshaving | bef 1790 | 323 |
| Appletree | England | Oxfordshire or Oxon | bef 1825 | 323 |
| Archer | Canada | Ontario | 1790-present | 1335 |
| ARCHER | Canada | Ontario | 1790-Present | 1335 |
| ARCHER | England | Buckinghamshire | 1700-Present | 1335 |
| Arless | Canada | Quebec | aft 1835 | 149 |
| Arless | England | Yorkshire | 1810 - 1840 | 149 |
| Arless | England | Lincolnshire | 1730 - 1810 | 149 |
| Armitage | England | West Riding | 1754 - 1828 | 326 |
| Arnold | England | Yorkshire | 1745-1823 | 744 |
| Arnold | England | Hampshire or Hantshaving | 1750 - 1800 | 971 |
| Arnold | U.S.A. | Virginia | aft 1758 | 839 |
| Arnold | U.S.A. | Virginia | aft 1758 | 839 |
| Arnold | U.S.A. | Virginia | 1758 | 839 |
| Arnold | Canada | Ontario | aft 1790 | 1218 |
| Arnold | England | | aft 1790 | 1218 |
| Arnold | Northern Ireland | Antrim | aft 1790 | 1218 |
| Arthur | Scotland | Inverness-shire | 1700 - 1800 | 1149 |
| Arthur | Canada | Prince Edward Island | aft 1820 | 1149 |
| Ashe | Canada | Newfoundland | 1827-1872 | 1430 |
| Ashe | Canada | Newfoundland | 1827 - 1872 | 1430 |
| Astridge | England | | ALL | 1341 |
| Ativens | Northern Ireland | Tyrone | 1700-1850 | 834 |
| Atkinson | England | Lancashire | bef 1879 | 670 |
| Atkinson | England | Yorkshire | 1790-1840 | 1402 |
| Aubin | Canada | Alberta | aft 1600 | 1204 |
| Aubin | France | | aft 1500 | 1204 |
| Aubin | U.S.A. | Massachusetts | aft 1700 | 1204 |
| Aure | Norway | | aft 1668 | 509 |
| Ausman | Canada | Ontario | 1800 - 1920 | 133 |
| Axtell | U.S.A. | | aft 1790 | 1014 |
| Ayrton | England | North Yorkshire | 1840 - 1920 | 1173 |
| Baalam | England | London | aft 1850 | 1107 |
| Baalam | England | Suffolk | bef 1850 | 1107 |
| Bachant | U.S.A. | Kansas | 1867 - 1949 | 1102 |
| Bachant | Canada | Alberta | 1867 - 1949 | 1102 |
| Backhouse | England | Kent | 1880 | 374 |
| Backhouse | England | Somerset | 1800 | 374 |
| Backhouse | England | Yorkshire | 1750-1910 | 744 |
| Badiuk | Canada | Saskatchewan | aft 1903 | 225 |
| Baggott | England | Staffordshire | bef 1800 | 1312 |
| Bagnall | England | West Midlands | 1700 - 1800 | 1045 |
| Bailey | Canada | Ontario | bef 1851 | 1298 |
| Baille | Scotland | Ayshire | aft 1800 | 835 |
| Bain | Scotland | Midlothian | bef 1800 | 946 |
| Baird | Canada | Ontario | aft 1825 | 1218 |
| Baird | Northern Ireland | Tyrone | aft 1825 | 1218 |
| Baird | Scotland | Roxburghshire | aft 1700 | 117 |
| Baird | Canada | Ontario | aft c1760 | 1218 |
| Baird | Northern Ireland | Tyrone | aft c1760 | 1218 |
| Baird | U.S.A. | Michigan | 1800 | 124 |
| Baker | England | Kent | 1835 - 1901 | 877 |
| Baker | Scotland | East Lothian | Bef 1851 | 1263 |
| Baker | Canada | Ontario | Bef 1851 | 1263 |
| Baker | Canada | Ontario | aft 1845 - Present | 1587 |
| Baker | Canada | Ontario | 1800-1902 | 1426 |
| Baker | Canada | Quebec | bfr 1845 | 1587 |
| Balding | England | Avon | 1907 - 1996 | 685 |
| Ball | England | Bedfordshire | 1570-1650 Potton | 673 |
| Ballagh | Ireland | Monaghan | bef 1840 | 769 |
| Bancroft | Canada | Ontario | 1775 - 1880 | 747 |
| Bancroft | U.S.A. | Massachusetts | 1775 - 1880 | 747 |
| Bangs | U.S.A. | Massachusetts | 1750 - 1860 | 747 |
| Bangs | Canada | Ontario | 1750 - 1860 | 747 |
| Banks | England | | bef 1890 | 1014 |
| Banks | Canada | Ontario | bef 1890 | 1014 |
| bannon | Canada | Alberta | | 1412 |
| Barford | England | Bedfordshire | 1761 Potton | 673 |
| Barker | England | Derbyshire | Bef 1900 | 1255 |
| Barker | England | West Yorkshire | 1900 - 1996 | 1173 |
| Barker | England | West Riding | 1716 - 1893 | 326 |
| Barnes | England | Dorset | 1800 - 1900 | 970 |
| Barr | Canada | Alberta | aft 1799 | 509 |
| Barr | Scotland | Lanarkshire | 1800 - 1835 | 904 |
| Barr | Northern Ireland | Antrim | aft 1799 | 509 |
| Barron | Scotland | Aberdeenshire | 1700-1850 | 1036 |
| Barry | Canada | Quebec | aft 1830 | 1108 |
| Bartlett | England | Hampshire or Hantshaving | 1750 - 1900 | 971 |
| Bartlett | England | North Yorkshire | 1860 - 1910 | 1173 |
| Bartley | Canada | Ontario | 1832 - 1910 | 955 |
| Bassett | U.S.A. | New York | 1780-1850 | 1423 |
| Bassett | Canada | New Brunswick | 1780-1850 | 1423 |
| Baston | England | Surrey | aft 1835 | 323 |
| Baston | England | Buckinghamshire | bef 1850 | 323 |
| Batho | England | | 1800-1851 | 986 |
| Batstone | Canada | Newfoundland | 1820 - 1870 | 149 |
| Batstone | England | Devon or Devonshire | bef 1820 | 149 |
| Batt | Canada | Ontario | bef 1830 | 703 |
| Baxter | England | Manchester, Greater | 1800 | 911 |
| Baxter | Canada | Quebec | aft 1800 | 711 |
| Baxter | Canada | New Brunswick | bef 1781 | 1117 |
| Baxter | Canada | New Brunswick | aft 1850 | 1105 |
| Baxter | U.S.A. | Alabama | bef 1781 | 1117 |
| Baxter | U.S.A. | Alabama | 1800 | 911 |
| Beads | Canada | Northwest Territories | aft 1810 | 323 |
| Beads | Canada | Northwest Territories | bef 1810 | 323 |
| Bear | England | Norfolk | 1720 - 1850 | 970 |
| Beard | England | Devon or Devonshire | bef 1800 | 670 |
| Beard | U.S.A. | New York | bef 1825 | 323 |
| Beard | U.S.A. | New York | aft 1825 | 323 |
| Bears / Barss | Canada | Nova Scotia | 1800 - 1900 | 549 |
| Bears / Barss | U.S.A. | Massachusetts | 1800 - 1900 | 549 |
| Beason | England | Cornwall | bef 1845 | 575 |
| Beaumont | England | Bedfordshire | 1886 Potton | 673 |
| Beauregard | Canada | Alberta | 1800-1960 | 720 |
| Bebbington | England | | 1825-1875 | 986 |
| Becher | India | | aft 1700 | 117 |
| Becher | Ireland | Cork | aft 1500 | 117 |
| Becher /Beecher | Ireland | Waterford | aft 1500 | 117 |
| Becher/Beecher | England | | aft 1500 | 117 |
| Beck | England | Somerset | 1800 | 133 |
| Beckwith | England | North Riding | bef 1910 | 797 |
| Bedell | U.S.A. | Ohio | 1800 | 575 |
| Bedford | England | Gloucestershire | 1893 | 1294 |
| Beechman | Canada | Ontario | 1912 to 1927 | 1188 |
| Beedle | England | Bedfordshire | 1700-Present Potton, Sandy | 673 |
| Beer | Canada | Ontario | aft 1840 - Present | 1587 |
| Begg | Scotland | Aberdeenshire | 1795 - 1928 | 555 |
| Bein | Germany | Alsace or Elsasz | bef 1800 | 323 |
| Bell | England | Northumberland | 1800-1835 | 568 |
| Bell | England | Cumberland | 1790-1850 | 575 |
| Bell | England | North Riding | bef 1830 | 1031 |
| Bell | Northern Ireland | Tyrone | 1814 | 685 |
| Benner | Germany | Alsace or Elsasz | bef 1800 | 1449 |
| Benner | Russia | | aft 1766 | 1449 |
| Bennett | Scotland | Banffshire | 1800s | 1468 |
| Bentley | U.S.A. | | after 1746 | 839 |
| Bentley | England | Lancashire | abt 1716 | 839 |
| Berget | Norway | | aft 1645 | 509 |
| Berresford | England | Staffordshire | bef 1770 | 670 |
| Berry | Canada | Quebec | aft 1830 | 1108 |
| Betschart | Switzerland | | aft 1800 | 308 |
| Bickle | England | Devon or Devonshire | 1600 - 1870 | 747 |
| Bilan | Canada | Saskatchewan | aft 1900 | 225 |
| Birch | Northern Ireland | Antrim | 1800 - 1843 | 452 |
| Birch | Canada | Manitoba | 1892 - 1993 | 685 |
| Birnie | Scotland | Aberdeenshire | 1700 - 1875 | 555 |
| Biscomb | England | Yorkshire | bef 1890 | 711 |
| Bishop | U.S.A. | Rhode Island | Bef 1796 | 896 |
| Bishop, Campbell | England | Lincolnshire | | 1466 |
| Bjorken | Norway | | aft 1707 | 509 |
| Bjorken | Norway | | aft 1707 | 509 |
| Bjorngard | Norway | | aft 1550 | 509 |
| Black | Scotland | Inverness-shire | aft 1787 | 509 |
| Black | Northern Ireland | Antrim | bef 1825 | 1186 |
| Blackadder | Scotland | Stirlingshire | 1848 - 1999 | 1001 |
| Blackburn | England | Yorkshire | bef 1800 | 946 |
| Blackburn | England | West Yorkshire | aft 1880 | 225 |
| Blackledge | England | Lancashire | 1800 - 1850 | 1175 |
| Blain | Scotland | Ayshire | 1700 to 1880 | 1358 |
| Blain | Northern Ireland | Down | 1700 to 1880 | 1358 |
| Blair | U.S.A. | Kentucky | Bef 1794 | 896 |
| Bland | England | West Yorkshire | 1685 - 1850 | 1173 |
| Blane | Scotland | Ayshire | 1780 - 1890 | 747 |
| Blaser | Switzerland | | aft 1800 | 308 |
| Blatchford | England | Devon or Devonshire | 1700-1848 | 568 |
| Blenkharn | England | Westmoreland | 1820 | 954 |
| Blenkin | England | Yorkshire | 1780-1850 | 1402 |
| Blyth | England | Yorkshire | bef 1850 | 875 |
| Blythe | Scotland | Berwickshire | bef 1750 | 1449 |
| Blythe | Northern Ireland | Tyrone | bef 1870 | 1449 |
| Blythe | Canada | Ontario | 1865 - 1900 | 1449 |
| Boadle | England | Cumberland | 1790-1850 | 575 |
| Bodnun | England | Gloucestershire | aft 1700 | 575 |
| Boland | Canada | Newfoundland | 1829 | 1430 |
| Bonar | Scotland | Midlothian | bef 1859 | 946 |
| Bonar | Scotland | Fifeshire | bef 1859 | 946 |
| Bond | Canada | Ontario | aft 1845 - Present | 1587 |
| Bond | England | Devon or Devonshire | bfr 1845 | 1587 |
| Boone | Canada | New Brunswick | Bef 1861 | 1263 |
| Booth | England | Lancashire | 1830 to 1930 | 1358 |
| Booth | U.S.A. | Conneticut | 1745-1792 | 372 |
| Booth | Canada | Ontario | aft 1842 | 225 |
| Booth | England | Yorkshire | 1810-1860 | 1402 |
| Borbridge | Canada | Alberta | 1800 - 1900 | 1442 |
| Borbridge | U.S.A. | California | bef 1950 | 1442 |
| Borbridge | Ireland | Wexford | bef 1900 | 1442 |
| Borresdtr | Norway | | aft 1825 | 509 |
| Borroman | Scotland | Stirlingshire | 1890 - 1999 | 1001 |
| Botham | England | Gloucestershire | bef 1920 | 1449 |
| Bouchier | England | Lancashire | 1820 - 1913 | 877 |
| Bovington | England | Avon | Bef 1835 | 896 |
| Bowerman | Canada | Ontario | aft 1790 | 149 |
| Bowman | England | Suffolk | | 812 |
| Bowser | England | London | aft 1850 | 1105 |
| Boyce | Canada | Ontario | 1830 | 374 |
| Boyce | Canada | Ontario | aft 1848 | 1587 |
| Boyce | England | Somerset | bfr 1848 | 1587 |
| Boyle | Canada | Ontario | 1896 | 629 |
| Brachmann | Germany | Alsace or Elsasz | aft 1800 | 308 |
| Bradbury | England | West Yorkshire | aft 1840 | 225 |
| Bradford | Canada | Ontario | 1830 | 374 |
| Bradley | U.S.A. | Vermont | 1750 - 1820 | 1031 |
| Bradley | Scotland | Lanarkshire | | 1271 |
| Bradley | Canada | Ontario | 1790 - 1870 | 1031 |
| Bradley | Ireland | Carlow | | 1271 |
| Brady | U.S.A. | Virginia | Bef 1820 | 1252 |
| Bramble | England | Hampshire or Hantshaving | aft 1797 | 1172 |
| Bramley | England | West Yorkshire | 1671 - 1821 | 1430 |
| Brandenburger | U.S.A. | Iowa | 1850 | 124 |
| Brannigan | Ireland | | 1800-150 | 253 |
| Brass | Scotland | Orkney Isles | bef 1785 | 323 |
| Brass | Scotland | Orkney Isles | aft 1785 | 323 |
| Breau | Canada | Nova Scotia | 1680 | 1102 |
| Breckles | England | Suffolk | bef 1814 | 588 |
| Breckles | Canada | Ontario | 1900-1998 | 588 |
| Breeze | England | Wiltshire | aft 1830 | 820 |
| Breeze | Wales | | bef 1830 | 820 |
| Brett | Canada | Ontario | bef 1784 | 962 |
| Brett | England | Northampton | bef 1784 | 962 |
| Bridal | England | Kent | aft 1770 | 839 |
| Bridal | Australia | Victoria | aft 1913 | 839 |
| Bridal | Australia | Victoria | aft 1913 | 839 |
| Bridal | England | Kent | aft 1770 | 839 |
| Bridal | England | Kent | aft 1770 | 839 |
| Bridal | Australia | Victoria | aft 1913 | 839 |
| Brindle | England | Lancashire | bef 1900 | 1367 |
| Brittain | England | Wiltshire | 1766 | 781 |
| Broadfoot | Scotland | Dumfriesshire | 1800 - 1850 | 1175 |
| Brokenshire | England | Cornwall | | 594 |
| Brotherton | England | Bedfordshire | 1570-1631 Potton | 673 |
| BROUGH | England | Lancashire | 1750-1910 | 1335 |
| Brown | England | Bedfordshire | 1700s Potton, Sandy | 673 |
| Brown | Northern Ireland | | abt 1864 | 575 |
| Brown | Scotland | Aberdeenshire | 1760-1850 | 1106 |
| Brown | Canada | Ontario | bef 1838 | 1156 |
| Brown | England | Yorkshire | aft 1749 | 744 |
| Brown | England | Isle of Wight | 1790-1825 | 102 |
| Browne | England | Hampshire or Hantshaving | aft 1787 | 1172 |
| Brownlee | Northern Ireland | Antrim | bef 1860 | 946 |
| Brownlee | Ireland | Carlow | 1799 - 1992 | 685 |
| Bruce | Scotland | Caithness | bef 1800 | 1333 |
| Buccini | Ireland | Wicklow | 1875 - 1920 | 1449 |
| Buccini | Italy | Abruzzo | bef 1930 | 1449 |
| Buck | England | Bedfordshire | aft 1750 | 149 |
| Buckingham | England | Devon or Devonshire | Bef 1900 | 1255 |
| Budge | Canada | New Brunswick | bef 1800 | 1117 |
| Budge | Scotland | Caithness | bef 1800 | 1117 |
| Budge | Scotland | Caithness | 1700 - 1920 | 970 |
| Budge | U.S.A. | New York | 1880 - 1920 | 970 |
| Bueckert | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Bueckert | Russia | | 1790 - 1880 | 817 |
| Bueckert | Canada | Saskatchewan | 1890 - 1999 | 817 |
| Buell | Canada | Ontario | 1780-1900 | 834 |
| Bunce | Ireland | Galway | 1840 - 1850 | 1039 |
| Bunday | England | Hampshire or Hantshaving | bef 1805 | 971 |
| Bunts | Canada | Ontario | 1820 - 1885 | 133 |
| Burden | Canada | New Brunswick | Bef 1861 | 1263 |
| Burgess | Scotland | Perthshire | aft 1840 | 983 |
| Burgess | Scotland | Fifeshire | bef1840 | 983 |
| Burgess | Scotland | Dunbartonshire | 1800-1887 | 986 |
| Burke | England | Avon | bef 1850 | 875 |
| Burland | England | | 1850 | 670 |
| Burnett | U.S.A. | Kansas | bef 1858 | 1442 |
| Burns | Canada | New Brunswick | 1783-1830 | 1130 |
| Burrell | England | Yorkshire | abt1864 | 1044 |
| Burrell | Canada | Alberta | abt1880 | 1044 |
| Burridge | England | London | bef 1869 | 985 |
| Burridge | Canada | British Columbia | bef 1945 | 985 |
| Burroughs | Northern Ireland | Derry or Londonderry | aft 1700 | 117 |
| Burton | Scotland | Lanarkshire | bef 1800 | 946 |
| Busby | Canada | Ontario | 1845 - 1892 | 1272 |
| Butcher | England | Oxfordshire or Oxon | bef 1800 | 588 |
| Butler | Ireland | Cork | bef 1865 | 1108 |
| Butler | England | Gloucestershire | bef 1700 | 1449 |
| Byam | Canada | Ontario | aft 1800 | 1429 |
| Byam | U.S.A. | New York | 1700-1800 | 1429 |
| Byam | Canada | Alberta | aft 1900 | 1429 |
| Byam | U.S.A. | Massachusetts | 1600 - 1700 | 1429 |
| Byrne | Canada | Newfoundland | 1800 | 1430 |
| Byrne | Canada | Quebec | aft 1800 | 711 |
| Bywater | England | West Riding | 1779 - 1846 | 326 |
| Caddy | England | Dorset | bef 1850 | 1312 |
| Cadwell | England | Bedfordshire | 1628 Potton | 673 |
| Cain | Canada | Alberta | 1880-1920 | 720 |
| Cain | U.S.A. | | aft 1700 | 575 |
| Cairney | Scotland | Lanarkshire | aft 1850 | 1271 |
| Cairns | Scotland | Roxburghshire | aft 1800 | 149 |
| Calder | Scotland | Aberdeenshire | bef 1816 | 1333 |
| Callaghan | Northern Ireland | Tyrone | aft c1810 | 1218 |
| Calverley | England | Yorkshire | 1750-1850 | 1033 |
| Calverley | Canada | Ontario | 1840-1890 | 1033 |
| Calvert | England | West Yorkshire | 1809-1908 | 225 |
| Cameron | Scotland | Angus | bef 1820 | 508 |
| Camp | Canada | New Brunswick | 1800 - 1900 | 460 |
| Campbell | Canada | Saskatchewan | aft 1890 | 969 |
| Campbell | Canada | Ontario | 1877 - 1963 | 685 |
| Campbell | Canada | Ontario | aft 1830 | 149 |
| Campbell | Canada | New Brunswick | bef 1803 | 1117 |
| Campbell | Scotland | Lanarkshire | bef 1867 | 1156 |
| Campbell | Scotland | Aberdeenshire | bef 1803 | 1117 |
| Campbell | Scotland | Argyllshire | bef 1837 | 969 |
| Campbell | Canada | | aft 1837 | 969 |
| Campbell | Northern Ireland | | 1810 - 1830 | 452 |
| Campbell | Scotland | Perthshire | bef 1845 | 1339 |
| Campbell | Canada | Alberta | 1900-1940 | 1426 |
| Cane | Canada | New Brunswick | bef 1800 | 508 |
| Cannock | England | Gloucestershire | bef 1800 | 575 |
| Cannon | England | Westmoreland | 1850 | 954 |
| Capstick | England | Westmoreland | bfr 1840 | 1587 |
| Capstick | Canada | Ontario | aft 1840 - Present | 1587 |
| Carano | Italy | | 1750-1894 | 640 |
| Cardall | England | Avon | bef 1819 | 1156 |
| Cardall | England | Warwickshire | | 1156 |
| Carden | Ireland | Tipperary | bef 1650 | 1294 |
| Carefoot | Ireland | Wicklow | 1780-1830 | 568 |
| Carl | Canada | Ontario | aft 1815 | 1271 |
| Carnachan | Northern Ireland | Tyrone | bef 1830 | 670 |
| Carpenter | Canada | Ontario | 1854 | 1249 |
| Carr | Canada | Ontario | ca 1818-1850 | 640 |
| Carr | Ireland | | ca 1818-1850 | 640 |
| Carr | Ireland | Carlow | aft 1783 | 509 |
| Carroll | Canada | Ontario | 1815 - 1900 | 1271 |
| Carson | Canada | Quebec | aft 1830 | 711 |
| Carson | Northern Ireland | Fermanagh | bef 1830 | 711 |
| Carswell | Scotland | Renfrewshire | aft 1700 | 835 |
| Carter | Canada | Ontario | 1780 - 1900 | 1031 |
| Carter | Canada | Newfoundland | | 1430 |
| Carter | England | London | aft 1800 | 1107 |
| Casey | U.S.A. | Rhode Island | aft 1600 | 117 |
| Casey | Canada | Ontario | aft 1700 | 117 |
| Casley | England | Lancashire | | 1177 |
| Casley | England | Cornwall | | 1177 |
| Cass | U.S.A. | Conneticut | 1750 - 1860 | 747 |
| Cass | Canada | Ontario | 1750 - 1860 | 747 |
| Cassebohms | Germany | Oldenburg | 1701-1773 | 286 |
| Casserley | Ireland | Roscommon | 1880 - 1920 | 1039 |
| Cassie | U.S.A. | Massachusetts | 1882 - 1920 | 555 |
| Cassie | Scotland | Aberdeenshire | 1748 - 1900 | 555 |
| Cassie | Scotland | Aberdeenshire | 1770-1820 | 1106 |
| Cassley | England | Lancashire | 1880 | 1177 |
| Cassley | England | Cornwall | bef 1880 | 1177 |
| Caulkin/Calkin | Wales | | 1600-1690 | 372 |
| Caulkin/Calkin | U.S.A. | Conneticut | 1634-1748 | 372 |
| ccfswuq | Holland | | ySLVYWJkwrgDOduBTk | 1522 |
| Chambers | England | Middlesex | 1845 - 1930 | 971 |
| Chambers | England | London | bef 1845 | 971 |
| Chambers | Ireland | Kilkenny | aft 1760 | 149 |
| Chapman | U.S.A. | Michigan | bef 1850 | 962 |
| Chapman | England | Yorkshire | 1600 - 1800 | 729 |
| Chapman | England | Bedfordshire | 1857 Potton | 673 |
| Chase | U.S.A. | New Hampshire | 1735-1850 | 372 |
| Chase | England | Avon | 1542-1670 | 372 |
| Chase | U.S.A. | Massachusetts | 1618-1670 | 372 |
| Chase | U.S.A. | Massachusetts | 1663-1807 | 372 |
| Chatt | England | Northumberland | 1750 - 1900 | 549 |
| Chester | England | Cumberland | aft 1790 | 549 |
| Chester | England | Northumberland | aft 1790 | 549 |
| Chew | England | Lancashire | bef 1793 | 703 |
| Chiddle | England | Hampshire or Hantshaving | 1700 - 1800 | 610 |
| Childs | England | Hampshire or Hantshaving | aft 1726 | 1172 |
| Chitton/Kitton | U.S.A. | Iowa | 1850 | 124 |
| Chrichton | Scotland | Midlothian | 1832 - 1999 | 1001 |
| Christensen | U.S.A. | Washington | 1911-1940 | 286 |
| Christensen | U.S.A. | Kansas | 1877-1893 | 286 |
| Christensen | Canada | Alberta | 1893-1911 | 286 |
| Christoffer | Germany | Meckenlenburg-Strelitz | 1800 - 1850 | 747 |
| Christofferson | Sweden | | abt 1700 | 286 |
| Christopher | England | Lancashire | bef 1800 | 946 |
| Churchill | England | Oxfordshire or Oxon | aft 1750 | 323 |
| Churchill | England | Oxfordshire or Oxon | bef 1800 | 323 |
| Cifelli | Italy | | bef 1935 | 797 |
| Cinnnamon | Northern Ireland | Antrim | aft 1770 | 509 |
| Clark | Scotland | Aberdeenshire | 1820-1850 | 1106 |
| Clark | England | West Riding | 1791 - 1829 | 326 |
| Clark | Canada | Ontario | 1830 - 1920 | 1272 |
| Clark | Northern Ireland | Antrim | bef 1830 | 1272 |
| Clarke | England | | aft 1850 | 1105 |
| Clarkson | England | Yorkshire | bef 1820 | 1395 |
| Clarkson | England | West Yorkshire | 1716 | 1430 |
| Clayton | England | Lancashire | Bef 1900 | 1255 |
| Clifford | England | Surrey | aft 1765 | 1341 |
| Clifton | U.S.A. | Kentucky | bef 1835 | 670 |
| Cloakey | Ireland | Carlow | aft 1822 | 744 |
| Cloakey | Canada | Ontario | aft 1822 | 744 |
| Clout | England | Kent | 1445-1998 | 588 |
| Clout | England | Sussex | 1820-1998 | 588 |
| Coates | England | West Yorkshire | 1867 | 1430 |
| Cobbledick | England | Devon or Devonshire | 1843 | 685 |
| Coburn | Northern Ireland | Down | 1811 to 1900 | 1218 |
| Coburn | Canada | Ontario | aft c1770 | 1218 |
| Coburn | Northern Ireland | Down | aft c1770 | 1218 |
| Coburn | Northern Ireland | | aft c1770 | 1218 |
| Coburn | Canada | Ontario | 1811 to 1900 | 1218 |
| Coburn | Northern Ireland | | 1811 to 1900 | 1218 |
| Cochran | Canada | Quebec | Bef 1851 | 1263 |
| Cochran | Canada | Ontario | Bef 1851 | 1263 |
| Cochran(e) | Canada | Ontario | aft c1800 | 1218 |
| Cochran(e) | Northern Ireland | | aft c1800 | 1218 |
| Cochran/e | Northern Ireland | | 1844 | 1218 |
| Coffey | Northern Ireland | Down | aft c1775 | 1218 |
| Coghill | Scotland | Caithness | 1780-1860 | 1106 |
| Coit | U.S.A. | New Hampshire | 1726-1767 | 372 |
| Coit | U.S.A. | | 1639-1740 | 372 |
| Coit | U.S.A. | Conneticut | 1613-1750 | 372 |
| Colbert | England | Yorkshire | 1690-1800 | 744 |
| Colclough | England | Staffordshire | 1766 - 1811 | 326 |
| Coldwell | England | Berkshire | 1802 - 1961 | 685 |
| Cole | England | Devon or Devonshire | bef 1832 | 703 |
| Cole | England | | Before 1700 | 1110 |
| Cole | Canada | New Brunswick | 1780 - 1810 | 460 |
| Cole | England | Surrey | bef 1820 | 323 |
| Cole | Canada | Ontario | aft 1800 | 703 |
| Cole | Northern Ireland | Antrim | 1800 - 1843 | 452 |
| Cole | England | Surrey | aft 1820 | 323 |
| Collier | Canada | Newfoundland | 1821-1941 | 1430 |
| Collier | England | Cumbria | 1800 - 1850 | 1173 |
| Collin | England | Bedfordshire | 1852 Potton | 673 |
| Collins | Canada | Newfoundland | 1728-1944 | 1430 |
| Collinson | England | North Yorkshire | 1866 - 1950 | 1173 |
| Collinson | England | West Yorkshire | 1866 - 1950 | 1173 |
| Comben | England | Dorset | bef 1866 | 1156 |
| Comeau | Canada | Nova Scotia | | 1102 |
| Compton | England | Bedfordshire | 1570-Present Potton, Biggleswade, Sandy | 673 |
| Compton | England | Hertfordshire | 1784 | 1172 |
| COMSTOCK | Canada | Ontario | 1800-1930 | 1335 |
| Coning | England | Yorkshire | 1700-1819 | 744 |
| Connolly | Canada | | 1800-1850 | 834 |
| Connolly | Ireland | Cork | 1800-1850 | 834 |
| Conroy | England | West Yorkshire | 1840 - 1990 | 1173 |
| Constable | Canada | Ontario | aft 1879 | 149 |
| Conti | Italy | | 1750-1894 | 640 |
| Cook | Canada | Ontario | aft 1830 | 1358 |
| Cook | England | Devon or Devonshire | bef 1793 | 703 |
| Cooney | England | Lancashire | bef 1885 | 1186 |
| Cooney | Scotland | Aberdeenshire | bef 1885 | 1186 |
| Copper | U.S.A. | Ohio | 1700 - 1830 | 747 |
| Copper | U.S.A. | Maryland | 1700 - 1830 | 747 |
| Copper | U.S.A. | Pennsylvania | 1700 - 1830 | 747 |
| Corey | Canada | | aft 1840 | 969 |
| CORLESS | England | Lancashire | 1750-Present | 1335 |
| CORLESS | Canada | Ontario | 1900-Present | 1335 |
| Corless, Brough | England | Lancashire | | 1335 |
| Cornett | Northern Ireland | Antrim | bef 1830 | 1023 |
| Cornett | Canada | Ontario | 1830-1894 | 1023 |
| Cornwell | England | Warwickshire | bef 1850 | 1312 |
| Corson | Scotland | Kirkcudbrightshire | 1700 - 1900 | 133 |
| Cort | England | Hampshire or Hantshaving | bef 1805 | 1156 |
| Cort | England | Hampshire or Hantshaving | | 1156 |
| Coulson | Northern Ireland | | 1800-1850 | 1036 |
| Coutts | Scotland | Aberdeenshire | 1830-1870 | 1106 |
| Cowburn | England | Lancashire | 1800 - 1850 | 1175 |
| Cowling | England | West Riding | 1692 - 1827 | 326 |
| Cox | England | | | 0 |
| Cox-Smith | England | Sussex | 1750-1890 | 1036 |
| Crabb | Canada | New Brunswick | 1780-1850 | 1423 |
| Crabb | U.S.A. | New York | 1780-1850 | 1423 |
| Craig | Scotland | Aberdeenshire | aft 1785 | 1106 |
| Craig | Scotland | Renfrewshire | aft 1700 | 835 |
| Craig | Canada | Ontario | aft 1840 | 486 |
| Cramsie | Ireland | Cork | 1850 - 1870 | 797 |
| Cramsie | England | Lancashire | 1870 - 1902 | 797 |
| Crandall | Canada | Alberta | 1930-1940 | 1426 |
| Crane | Canada | Newfoundland | 1830 - 1900 | 549 |
| Crawford | Northern Ireland | | aft c1800 | 1218 |
| Creaghan | Ireland | Galway | 1880 - 1920 | 1039 |
| Cripps | England | Berkshire | bef 1850 | 1312 |
| Crocker | Canada | New Brunswick | 1800 to 1920 | 918 |
| Crocker | Canada | Nova Scotia | bef 1899 | 1149 |
| Crockett | Canada | Nova Scotia | bef 1884 | 1149 |
| Crow | England | Middlesex | bef 1860 | 1031 |
| Crow | Scotland | Perthshire | Bef 1840 | 1255 |
| Crow | Scotland | Angus | Bef 1840 | 1255 |
| Crowe | U.S.A. | Massachusetts | 1800-1910 | 580 |
| Crowle | England | Avon | | 1412 |
| Crowle | England | Middlesex | 1850-1900 | 1279 |
| Crowle | England | Cornwall | 1800-1850 | 1279 |
| Croxford | England | Oxfordshire or Oxon | aft 1750 | 1105 |
| Cruickshank | Scotland | Aberdeenshire | 1871-1918 | 568 |
| Cruickshank | Scotland | Aberdeenshire | 1789 - 1865 | 555 |
| Crux | England | | bef 1855 | 575 |
| Culf | England | Essex | bef 1814 | 588 |
| Culf | England | Essex | aft 1800 | 1023 |
| Cumming | Scotland | Bute | 1750 - 1860 | 747 |
| Cunningham | Canada | Ontario | 1860 | 1364 |
| Cunningham | U.S.A. | Virginia | Bef 1820 | 1252 |
| Cunningham | Northern Ireland | | 1801-1850 | 568 |
| Cunningham | Scotland | Renfrewshire | bef 1860 | 1364 |
| Currie | Scotland | Lanarkshire | bef 1875 | 1271 |
| Currie | Canada | New Brunswick | 1800 - 1900 | 460 |
| Curtis(s) | England | Suffolk | bef 1845 | 1449 |
| Curwen | England | London | aft 1800 | 1107 |
| Cutbertson | England | North Riding | bef 1850 | 1031 |
| Cutbush | World Wide | | All | 670 |
| Cutler | U.S.A. | Colorado | 1890-1920 | 1148 |
| Cutler | U.S.A. | Alabama | 1862-1920 | 1148 |
| D'Amico | Italy | Abruzzo | aft 1600 | 117 |
| Dalgarno | Scotland | Aberdeenshire | bef 1800 | 1278 |
| Dalgarno | U.S.A. | Minnesota | bef 1800 | 1278 |
| Dance | England | Worcestershire | bef 1780 | 670 |
| Daniels | England | London | aft 1900 | 1107 |
| Dankert | Germany | Alsace or Elsasz | bef 1890 | 1014 |
| Dankert | Canada | Ontario | bef 1890 | 1014 |
| Darroch | Scotland | Lanarkshire | bef 1830 | 1441 |
| Daulsaunet | Norway | | aft 1780 | 509 |
| Davidson | Canada | Ontario | Bef 1851 | 1263 |
| Davies | England | Gloucestershire | 1800 - 1850 | 809 |
| Davies | Wales | | bef 1900 | 769 |
| Davis | England | Kent | aft 1761 | 1172 |
| Daw / Dawe | England | Gloucestershire | 1850 - 1925 | 610 |
| Dawson | England | West Riding | 1713 - 1824 | 326 |
| Day | England | Bedfordshire | 1755-1800 Potton | 673 |
| Day | England | North Riding | bef 1850 | 1031 |
| Daykin | England | Avon | bef 1900 | 1278 |
| De Groat | Canada | Quebec | 1795 | 781 |
| Dean | England | Kent | 1770 | 839 |
| Dean | Canada | Manitoba | aft 1900 | 534 |
| Dean | Canada | Ontario | 1800 - 1900 | 534 |
| Dean | England | Kent | aft 1770 | 839 |
| Dean | England | Kent | aft 1770 | 839 |
| Deans | Scotland | | bef 1815 | 645 |
| Decelles/Duclos | Canada | Quebec | 1647 | 124 |
| Deford | England | Essex | 1700 to 1900 | 112 |
| Dell | U.S.A. | New Jersey | bef 1720 | 1402 |
| Dell | Russia | | bef 1902 | 1449 |
| Dell | Germany | Alsace or Elsasz | bef 1840 | 1449 |
| Dell | U.S.A. | South Dakota | aft 1875 | 1449 |
| Dell | Canada | Alberta | aft 1902 | 1449 |
| Delp | U.S.A. | Pennsylvania | bef 1850 | 645 |
| Dempsey | Northern Ireland | | 1750-1870 | 1170 |
| Dempsey | Canada | Ontario | 1875-1935 | 1170 |
| Dempsey | U.S.A. | California | 1920-1960 | 1170 |
| Dempsey | U.S.A. | Missouri | aft 1870 | 1170 |
| Dempster | Northern Ireland | | bef 1885 | 916 |
| Denker | Germany | Oldenburg | bef 1768 | 286 |
| Denning | England | Somerset | 1700 - 1900 | 133 |
| Dennington | England | | 1600 - 1800 | 1117 |
| DERPAK | Ukraine | | 1890-1935 | 1068 |
| Dewell | Canada | Ontario | aft 1800 | 508 |
| Dewey | Canada | Quebec | 1800 - 1850 | 1429 |
| Dewey | U.S.A. | New York | 1700-1800 | 1429 |
| Dewey | Canada | Ontario | 1800-1900 | 1429 |
| Diack | Scotland | Aberdeenshire | 1868 | 374 |
| Diack | Canada | Ontario | 1868 | 374 |
| Dickie | Scotland | Aberdeenshire | 1775-1825 | 102 |
| Dickie | Scotland | Ayshire | late 1700s | 1282 |
| Dickson | Scotland | Angus | bef 1825 | 946 |
| Dillon | Northern Ireland | Tyrone | aft c1860 | 1218 |
| Dingle | England | Devon or Devonshire | bef 1800 | 670 |
| Dingwall | Scotland | Fifeshire | 1800 | 809 |
| Disher | Canada | Ontario | 1870 - 1910 | 631 |
| Disher | Germany | Alsace or Elsasz | 1850 - 1900 | 631 |
| Doble | England | Shropshire or Salop | 1840-1880 | 1279 |
| Dobson | Canada | Ontario | aft 1800 | 946 |
| Dobson | England | Yorkshire | bef 1830 | 946 |
| Dobson | U.S.A. | Michigan | bef 1850 | 962 |
| Doering | Russia | | aft 1800 | 705 |
| Doherty | Canada | New Brunswick | aft 1822 | 508 |
| Dohlbeck | Canada | New Brunswick | 1841 - 1877 | 452 |
| Donaldson | Scotland | Shetland Isles | bef 1840 | 985 |
| Donovan | Canada | Quebec | 1834 | 124 |
| Doolan | Ireland | Dublin | 1880 | 1086 |
| Douglas | Northern Ireland | | 1860 | 374 |
| Douglas | U.S.A. | | 1500-1650 | 834 |
| Douglas | Scotland | Aberdeenshire | 1500-1650 | 834 |
| Douglas | Canada | Ontario | 1860 | 374 |
| Dow | Scotland | Lanarkshire | 1800 - Present | 918 |
| Dow | Scotland | Lanarkshire | aft 1800 | 918 |
| Dowman | England | Warwickshire | 1800 - 1900 | 486 |
| Downer | Ireland | Carlow | bef 1841 | 508 |
| Downer | Canada | Ontario | aft 1834 | 508 |
| Downey | England | Yorkshire | 1696-1800 | 640 |
| Doxsee | Canada | Ontario | aft 1800 | 149 |
| Doyle | Canada | Nova Scotia | 1831 | 1086 |
| Drablos | Norway | | aft 1763 | 509 |
| Draper | Canada | Ontario | 1850-1890 | 981 |
| Draper | England | Yorkshire | 1750 to1850 | 918 |
| Draper | England | Wiltshire | bef 1855 | 1364 |
| Draper | U.S.A. | Massachusetts | 1770-1850 | 981 |
| Dreiham | Germany | Alsace or Elsasz | 1840-1900 | 986 |
| Drever | Scotland | Orkney Isles | 1800 | 1086 |
| Drews | Poland | | 1860-1925 | 986 |
| Drinkeld | England | Northumberland | 1800-1900 | 1203 |
| Drinkwater | England | Cheshire | 1850 | 809 |
| Drover | England | Hampshire or Hantshaving | 1700 - 1800 | 610 |
| Drozdiuk | Canada | Saskatchewan | aft 1906 | 225 |
| Drybrugh | Scotland | Fifeshire | bef 1800 | 508 |
| Dryburgh | Scotland | | 1800-1900 | 1189 |
| Duclos | Canada | Quebec | | 124 |
| Dudley | U.S.A. | New Hampshire | 1683 - 1840 | 797 |
| Dudley | U.S.A. | Massachusetts | 1630 - 1691 | 797 |
| Dudley | England | Northampton | 1588 - 1630 | 797 |
| Dudley | England | Middlesex | 1514 - 1588 | 797 |
| Dudley | U.S.A. | Massachusetts | 1840 - 1845 | 797 |
| Dudley | U.S.A. | Iowa | 1848 - 1850 | 797 |
| Dudley | U.S.A. | Utah | 1850 - 1900 | 797 |
| Dudley | U.S.A. | Illinois | 1845 - 1850 | 797 |
| Dudley | Canada | Alberta | aft 1900 | 797 |
| Dudley | England | Worcestershire | 1425 - 1514 | 797 |
| Dueck / Dyck | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Dueck / Dyck | Canada | Alberta | 1920 - 1999 | 817 |
| Dueck / Dyck | Russia | | 1790 - 1880 | 817 |
| Duel | U.S.A. | New York | bef 1813 | 508 |
| Duff | Northern Ireland | Down | aft c1820 | 1218 |
| Dukes | England | Wiltshire | 1700 - 1880 | 1122 |
| Dumbreck | Scotland | Lanarkshire | bef 1815 | 946 |
| Duncan | Scotland | Angus | 1790-1800 | 1106 |
| Duncan | Canada | New Brunswick | aft 1783 | 508 |
| Dundass/Dundas | Northern Ireland | Fermanagh | aft 1776 | 509 |
| Dunlop | Scotland | Lanarkshire | 1859 - 1999 | 1001 |
| Dunlop | Scotland | Dunbartonshire | 1790-1880 | 986 |
| Dunn | Canada | Ontario | 1844 - 1892 | 1272 |
| Dyer | Scotland | Dunbartonshire | 1790-1911 | 986 |
| Dyer | Ireland | Carlow | 1790-1911 | 986 |
| Dyson | England | West Yorkshire | 1806-1908 | 225 |
| Eade | England | Sussex | bef 1840 | 588 |
| Eadie | Scotland | Stirlingshire | 1800 - 1999 | 1001 |
| Eastman | Canada | Ontario | 1855 - 1920 | 1298 |
| Eichel | Canada | Nova Scotia | 1783 | 124 |
| Ek/Eek | U.S.A. | Iowa | 1867 | 124 |
| Elder | Scotland | Angus | aft 1794 | 508 |
| Eliasdatter | Norway | | 1901 | 1044 |
| Ellen | England | Kent | bef 1810 | 1186 |
| Elliot | England | Cumberland | aft 1850 | 835 |
| Elliot | Northern Ireland | Fermanagh | 1750-1842 | 1036 |
| Elliot | U.S.A. | New York | bef 1804 | 1402 |
| Ellis | England | Bedfordshire | 1630 Potton, Sutton | 673 |
| Ellsworth | Canada | Ontario | 1790-1840 | 1402 |
| Emack | Canada | Ontario | 1859-1900 | 225 |
| Embury | Canada | | 1869-1983 | 372 |
| Embury | Canada | British Columbia | 1869-1940 | 372 |
| Embury | Canada | Ontario | 1786 - 1905 | 1045 |
| Embury | U.S.A. | New York | 1760 - 1780 | 1045 |
| Embury | Ireland | Carlow | 1709 - 1760 | 1045 |
| Embury | Germany | Palatinate or Pfalz | bef 1709 | 1045 |
| Embury | England | Midlands | 1869-1983 | 372 |
| Embury | England | London | 1869-1983 | 372 |
| Embury | England | | 1869-1983 | 372 |
| Emde | Germany | Alsace or Elsasz | bef 1900 | 875 |
| Englehaupt | Canada | Ontario | 1830-1860 | 834 |
| Englehaupt | Germany | Alsace or Elsasz | 1830-1860 | 834 |
| Erdwein | England | Middlesex | | 1065 |
| Ericson | Sweden | | | 1385 |
| Ersgard | Norway | | aft 1580 | 509 |
| Ersson | Sweden | | 1731-1796 | 286 |
| Evans | England | Avon | 1700-1900 | 1057 |
| Evans | Jamaica | | 1700-1900 | 1057 |
| Evans | U.S.A. | New York | bef 1810 | 640 |
| Evans | Canada | Ontario | aft 1800 | 640 |
| Evely | Canada | Newfoundland | 1788-1825 | 1430 |
| Everett | England | Buckinghamshire | 1854 | 1430 |
| Ewing | Scotland | Dunbartonshire | 1790-1890 | 986 |
| Eyars | England | London | 1799 | 781 |
| Fare | England | Lancashire | 1860-1910 | 1279 |
| Farquharson | Canada | Ontario | aft c1840 | 1218 |
| Farquharson | Scotland | Aberdeenshire | 1700 - 1850 | 774 |
| Farrenden | England | Sussex | 1818 | 954 |
| Farrent | England | Dorset | 1830 - 1880 | 970 |
| Farrington | England | Sussex | 1850 | 954 |
| Farrow | England | Devon or Devonshire | bef 1830 | 1441 |
| Fearn | Scotland | Renfrewshire | bef 1842 | 1156 |
| Felsch | Germany | Alsace or Elsasz | 1800-1970 | 986 |
| Fend | Germany | Alsace or Elsasz | bef 1800 | 323 |
| Ferguson | Canada | Ontario | 1780-1900 | 1429 |
| Ferguson | Scotland | | bef 1890 | 580 |
| Ferguson | Northern Ireland | Antrim | 1789 - 1995 | 685 |
| Ferrara | Italy | | bef 1930 | 797 |
| Fetterly | Canada | | aft 1820 | 744 |
| Fettjuch | Germany | Oldenburg | 1698-1761 | 286 |
| Fettjuchen | Germany | Oldenburg | 1737-1826 | 286 |
| Fidoe | England | Warwickshire | bef 1800 | 1312 |
| Field | England | Hampshire or Hantshaving | 1850 | 575 |
| Field | England | Warwickshire | aft 1800 | 323 |
| Field | England | Warwickshire | bef 1800 | 323 |
| Fifield | England | Hampshire or Hantshaving | aft 1797 | 1172 |
| Fifield | Canada | Ontario | aft 1837 | 1587 |
| Fifield | Canada | Newfoundland | 1791-1930 | 1430 |
| Finch | England | Devon or Devonshire | aft 1700 | 575 |
| Findlay | Scotland | Aberdeenshire | 1840-1850 | 1106 |
| Finlay | Scotland | Angus | 1760-1908 | 508 |
| Finlay | Scotland | West Lothian | bef 1793 | 946 |
| Firbank | England | West Riding | bef 1827 | 326 |
| Fischer | Russia | | 1790 - 1890 | 817 |
| Fischer / Fisher | Canada | Saskatchewan | 1890 - 1999 | 817 |
| Fisher | England | Lancashire | 1782 - 1835 | 1430 |
| Fisher | England | West Yorkshire | 1835 - 1945 | 1430 |
| Fisk(e) | Australia | New South Wales | aft 1865 | 1449 |
| Fisk(e) | Canada | Ontario | aft 1836 | 1449 |
| Fisk(e) | Canada | Manitoba | aft 1880 | 1449 |
| Fisk(e) | England | Norfolk | bef 1910 | 1449 |
| Fisk(e) | England | Suffolk | bef 1910 | 1449 |
| Fisk(e) | Canada | Alberta | aft 1882 | 1449 |
| Fisk(e) | Canada | Saskatchewan | aft 1880 | 1449 |
| Fleming | Northern Ireland | Fermanagh | bef 1840 | 711 |
| Fleming | Canada | Quebec | aft 1820 | 711 |
| Fletcher | England | Yorkshire | bef 1849 | 1298 |
| Fletcher | Wales | | bef 1880 | 1364 |
| Flint | Canada | Ontario | aft 1850 | 149 |
| Flint | England | Lancashire | aft 1785 | 149 |
| Floren | Norway | | 1643 | 509 |
| Flornes | Norway | | aft 1630 | 509 |
| Fluke | U.S.A. | Pennsylvania | bef 1850 | 645 |
| Follis | Canada | | | 1845 |
| Folts | U.S.A. | New York | 1700 - 1780 | 904 |
| Fooshee | U.S.A. | Illinois | 1850 - 1890 | 460 |
| Forbes | Scotland | Fifeshire | bef 1830 | 946 |
| Ford | Canada | Alberta | 1911-1935 | 985 |
| Ford | U.S.A. | Arkansas | bef 1870 | 985 |
| Ford | U.S.A. | | 1890-1911 | 985 |
| Ford | England | West Yorkshire | 1850 - 1900 | 1173 |
| Forgan | Scotland | West Lothian | 1662 - 1999 | 1001 |
| Forrest | Scotland | West Lothian | bef 1810 | 946 |
| Forster | England | Durham | bef 1830 | 1031 |
| Forte | Italy | | bef 1935 | 797 |
| Forward | England | Somerset | bef 1900 | 816 |
| Fosolan | Norway | | bef 1911 | 1395 |
| Foster | England | Devon or Devonshire | 1844 | 685 |
| Foster | England | Cumberland | 1800 | 835 |
| Foster | Canada | Ontario | 1820 - 1999 | 1031 |
| Foster | Canada | Alberta | aft 1890 | 1023 |
| Foster | Canada | Ontario | 1850 | 629 |
| Foster | Canada | Ontario | | 629 |
| Foster | Northern Ireland | Derry or Londonderry | 1785-1853 | 629 |
| Foster | Canada | Newfoundland | 1824 | 1430 |
| Fournaise | France | | 1730-1790 | 720 |
| Fournaise | Canada | Alberta | 1730-1790 | 720 |
| Frame | Scotland | | bef 1890 | 580 |
| Francis | England | London | Aft 1845 | 1252 |
| Francis | England | Surrey | Bef 1845 | 1252 |
| Frank | Canada | Ontario | bef 1840 | 983 |
| Franko | Canada | Saskatchewan | aft 1899 | 225 |
| Fraser | Scotland | Aberdeenshire | aft 1750 | 1023 |
| Frazer | Ireland | Roscommon | 1800s | 1468 |
| Frazer | Ireland | Sligo | 1800s | 1468 |
| Freel | Canada | Ontario | aft 1770 | 1106 |
| French | England | Oxfordshire or Oxon | aft 1800 | 323 |
| French | England | Oxfordshire or Oxon | bef 1800 | 323 |
| Friesen | Canada | Saskatchewan | 1890 - 1999 | 817 |
| Friesen | Canada | Manitoba | 1875 - 1999 | 817 |
| Friesen | Russia | | 1790 - 1880 | 817 |
| Friesz | U.S.A. | Missouri | 1850 to 1950 | 1188 |
| Friesz | U.S.A. | Illinois | 1850 to 1950 | 1188 |
| Froebe | Germany | Alsace or Elsasz | 1800 | 1086 |
| Frost | Canada | | | 0 |
| Fudge | Canada | Newfoundland | 1848 | 1430 |
| Fuller | U.S.A. | Massachusetts | 1800 | 1110 |
| Fuller | U.S.A. | Vermont | 1800 | 1110 |
| Fuller | U.S.A. | Massachusetts | after 1650 | 1110 |
| Fuller | U.S.A. | Minnesota | 1800 | 1110 |
| Fuller | England | | Before 1700 | 1110 |
| Furlong | New Zealand | | 1820 - 1860 | 747 |
| Fyfe | Scotland | Aberdeenshire | bef 1842 | 1156 |
| Fyfield | Canada | Newfoundland | 1740 - 1930 | 1430 |
| Gabriel | Russia | | 1790 - 1850 | 817 |
| Gaffney | Canada | Ontario | 1820 - 1900 | 486 |
| Gallant | Australia | Australian Capital Territory | | 1412 |
| gallant | Australia | Australian Capital Territory | | 1412 |
| Gamble | Northern Ireland | | 1800 | 1218 |
| Gamble | Northern Ireland | Tyrone | 1800 | 1218 |
| Gamble | Northern Ireland | | aft c1780 | 1218 |
| Gamble | Canada | Ontario | 1800 | 1218 |
| Gamble | Northern Ireland | Tyrone | aft c1780 | 1218 |
| Gamble | Canada | Ontario | aft c1780 | 1218 |
| Gambling | England | West Yorkshire | 1816 | 1430 |
| Garbutt | England | Yorkshire | 1700 - 1999 | 133 |
| Gardner | England | Gloucestershire | bef 1920 | 1449 |
| Garlinge | England | Kent | bef 1820 | 1186 |
| Garner | England | Avon | bef 1888 | 442 |
| Gaunt | England | West Riding | 1722 - 1853 | 326 |
| Gayler | England | London | bef 1860 | 971 |
| Gaylord | Canada | Ontario | 1800 - 1880 | 747 |
| Gedder | Scotland | | bef 1860 | 1271 |
| Geisser | Germany | Alsace or Elsasz | bef 1900 | 1395 |
| Gemmell | Scotland | Renfrewshire | aft 1800 | 835 |
| Gemmill | Canada | Ontario | after 1835 | 1385 |
| Gemmill | Scotland | Aberdeenshire | before 1835 | 1385 |
| Geno | Canada | Quebec | 1830 | 124 |
| Gerken | Germany | Oldenburg | abt 1808 | 286 |
| Gettins/Gittins | England | Wiltshire | 1780 - 1880 | 747 |
| Getty | Canada | Nova Scotia | 1815 | 174 |
| Gibson | Canada | Ontario | aft 1850 | 705 |
| Gibson | Canada | Alberta | aft 1765 | 509 |
| Gibson | England | Northumberland | 1800-1900 | 1203 |
| Gibson | U.S.A. | Alabama | aft 1765 | 509 |
| Gifford | U.S.A. | | 1848-1872 | 372 |
| Gifford | England | Avon | 1613-1687 | 372 |
| Gifford | U.S.A. | Massachusetts | 1613-1687 | 372 |
| Gifford | U.S.A. | Conneticut | 1641-1826 | 372 |
| Gilbert | Ireland | Wicklow | bef 1791 | 962 |
| Gilbert | Canada | Ontario | bef 1791 | 962 |
| Gilchrist | Canada | Ontario | aft 1750 | 117 |
| Gilchrist | Canada | Ontario | aft 1831 | 149 |
| Gilchrist | Scotland | Ayshire | 1730s | 1364 |
| Gilchrist | Scotland | Fifeshire | aft 1780 | 149 |
| Giles | England | Warwickshire | bef 1807 | 670 |
| Gill | Canada | British Columbia | aft 1900 | 918 |
| Gill | Canada | New Brunswick | 1800 to 1920 | 918 |
| Gill | England | Norfolk | 1720 - 1880 | 970 |
| Gillespie | Scotland | Lanarkshire | 1750 - 1999 | 1001 |
| Gillespie | Ireland | Donegal | aft c1725 | 1218 |
| Gillespie | Northern Ireland | | bef 1860 | 909 |
| Gillespie | Northern Ireland | Tyrone | aft c1725 | 1218 |
| Gillies | Scotland | Ayshire | 1790s | 1364 |
| Gilpin | Northern Ireland | Antrim | 1800 - 1850 | 747 |
| Giltrap | Ireland | Wicklow | 1800-1850 | 575 |
| Glenn | Canada | | | 0 |
| Glover | England | Kent | 1804 - 1869 | 326 |
| Glover | England | West Riding | 1804 - 1869 | 326 |
| Godfrey | Canada | | after 1790 | 1065 |
| Goembel | Germany | Alsace or Elsasz | 1800 | 1086 |
| Going | Canada | Ontario | 1820 - 1900 | 486 |
| Golica | Poland | | 1800-1980 | 1189 |
| Good | Canada | New Brunswick | aft 1750 | 1023 |
| Goodison | England | Australian Capital Territory | | 1284 |
| Goodman | Canada | Ontario | 1850 | 747 |
| Goodman | U.S.A. | Nebraska | bef 1870 | 1014 |
| goodman | Australia | Australian Capital Territory | | 1785 |
| Goodman | England | Buckinghamshire | bef 1870 | 1014 |
| Gordon | U.S.A. | Minnesota | bef 1840 | 1278 |
| Gordon | Scotland | Aberdeenshire | bef 1840 | 1278 |
| Gordon | Canada | British Columbia | aft 1927 | 969 |
| Gordon | U.S.A. | | | 1845 |
| Gordon | Canada | Saskatchewan | aft 1910 | 969 |
| Gordon | Canada | | | 0 |
| Gordon | Scotland | Sutherland | bef 1840 | 769 |
| Gordon | Canada | Alberta | 1910-1927 | 969 |
| Goudie | Canada | Ontario | bef 1900 | 1442 |
| Goulden | England | Lancashire | bef 1902 | 916 |
| Gourley | Canada | Ontario | aft c1790 | 1218 |
| Gourley | Northern Ireland | Tyrone | aft c1790 | 1218 |
| Gourley | Northern Ireland | | bef 1860 | 909 |
| Gracie | Scotland | Midlothian | bef 1835 | 946 |
| Graham | Ireland | | bef 1909 | 645 |
| Graham | Northern Ireland | | bef 1850 | 1312 |
| Graham | Scotland | Stirlingshire | bef 1801 | 645 |
| Graham | Northern Ireland | Fermanagh | 1750-1835 | 1036 |
| Graham | Northern Ireland | Antrim | bef 1873 | 1272 |
| Graham | Canada | Ontario | aft 1840 | 1429 |
| Graham | Northern Ireland | Antrim | 1600-1900 | 1429 |
| Graham | Scotland | Renfrewshire | bef 1875 | 1364 |
| Graham | Northern Ireland | Tyrone | aft c1910 | 1218 |
| Graham | Canada | Ontario | 1873 - 1890 | 1272 |
| Grainge | England | Kent | bef 1920 | 602 |
| Granger | U.S.A. | Kansas | 1882 - 1974 | 1102 |
| Granger | Canada | Alberta | 1882 - 1974 | 1102 |
| Grant | Scotland | Aberdeenshire | 1830-1915 | 985 |
| Grant | Scotland | Banffshire | 1750 - 1900 | 774 |
| Grant | Scotland | Aberdeenshire | 1700 - 1840 | 1149 |
| Grassick | Scotland | Aberdeenshire | 1700 - 1800 | 774 |
| Graves | U.S.A. | Massachusetts | bef 1780 | 323 |
| Graves | U.S.A. | New York | bef 1820 | 323 |
| Graves | U.S.A. | Alabama | bef 1800 | 835 |
| Graves | Canada | Ontario | aft 1800 | 835 |
| Graves | U.S.A. | Massachusetts | aft 1785 | 323 |
| Gray | Scotland | Ayshire | 1800-1900 | 1189 |
| Gray | Canada | Ontario | bef 1780 | 962 |
| Gray | Scotland | Angus | 1700 - 1890 | 1255 |
| Gray | England | Yorkshire | bef 1780 | 962 |
| Greatex | England | Staffordshire | aft 1867 | 442 |
| Green | Northern Ireland | Derry or Londonderry | 1806 - 1821 | 452 |
| Green | England | London | aft 1900 | 1107 |
| Greeniaus | Canada | Ontario | 1800 - 1920 | 970 |
| Greenslade | England | Devon or Devonshire | Bef 1900 | 1255 |
| Greenwood | England | Avon | aft 1747 | 509 |
| Greenwood | U.S.A. | Alabama | aft 1747 | 509 |
| Greenwood | Canada | Alberta | aft 1747 | 509 |
| Greer | Northern Ireland | Down | 1794 | 1294 |
| Greer | Northern Ireland | Derry or Londonderry | aft c1830 | 1218 |
| Greer | Canada | Ontario | aft c1830 | 1218 |
| Greer | Northern Ireland | Antrim | 1794 | 1294 |
| Greer | Canada | New Brunswick | bef 1803 | 1117 |
| Greer | Scotland | Aberdeenshire | bef 1803 | 1117 |
| Greig | Scotland | Midlothian | 1800-1890 | 1106 |
| Grieve | Canada | Ontario | bef 1897 | 1298 |
| Grieve | Scotland | Dumfriesshire | bef 1800 | 1203 |
| Grieve | Scotland | Aberdeenshire | bef 1843 | 1298 |
| Griffith | England | West Midlands | 1850-1900 | 1023 |
| Griffith | Scotland | Aberdeenshire | aft 1750 | 1023 |
| Griffiths | Wales | | bef 1860 | 1364 |
| Griffiths | Wales | | aft 1804 | 1341 |
| Grimstone | England | West Yorkshire | aft 1800-1850 | 225 |
| Grobety | England | Berkshire | bef 1850 | 1312 |
| Grove / Groff | U.S.A. | Pennsylvania | 1751 | 1294 |
| Grover | England | | aft 1840 | 670 |
| Grover | England | | aft 1780 | 670 |
| Grunsell | England | Hampshire or Hantshaving | 1700 - 1850 | 610 |
| Gryneus | U.S.A. | Pennsylvania | 1747 - 1800 | 970 |
| Guillemin | Canada | Quebec | | 124 |
| Gunn | Scotland | | aft 1840 | 1090 |
| Gunn | Scotland | Caithness | 1790-1820 | 1106 |
| Gurney | England | Bedfordshire | aft 1800 | 149 |
| Haasdijk | Netherlands | | aft 1800 | 546 |
| Haasdijk | U.S.A. | Alabama | aft 1800 | 546 |
| Haighle | Scotland | Kirkcudbrightshire | 1600 - 1900 | 133 |
| Haines /Hanes | U.S.A. | Michigan | 1750-1900 | 834 |
| Haines/Hanes | Canada | Ontario | 1750-1900 | 834 |
| Hale | England | Bedfordshire | 1630-1704 Potton | 673 |
| Haley | Canada | Ontario | 1851 | 1249 |
| Haliday | Canada | Quebec | | 124 |
| Hall | Scotland | Ayshire | 1790s | 1364 |
| HALL | England | | 1815-1915 | 1335 |
| Hall | Canada | New Brunswick | Bef 1851 | 1263 |
| Hall | Canada | Quebec | aft 1800 | 711 |
| Hall | England | Yorkshire | bef 1890 | 711 |
| Hall, Archer, Linsdell, Symmonds | England | Avon | | 1335 |
| Hallett | England | Isle of Wight | before 1860 | 1385 |
| Hallett | Canada | Ontario | after 1860 | 1385 |
| Halsey | U.S.A. | New York | bef 1850 | 875 |
| Hamel | Canada | Quebec | | 124 |
| Hamilton | Canada | Ontario | aft c1770 | 1218 |
| Hamilton | Scotland | Midlothian | bef 1800 | 946 |
| Hamilton | Northern Ireland | Down | aft c1770 | 1218 |
| Hamilton | Canada | Ontario | 1805 to 1900 | 1218 |
| Hamilton | Northern Ireland | Down | 1805 to 1900 | 1218 |
| Hamilton | England | London | bef 1830 | 985 |
| Hamilton | Northern Ireland | | 1800-1890 | 253 |
| Hamilton | Canada | Ontario | aft 1835 | 225 |
| Hammond | England | Staffordshire | 1819 - 1835 | 326 |
| Hammond | England | Suffolk | bef 1845 | 1449 |
| Hancock | England | Bedfordshire | 1660-1700 Potton | 673 |
| Handkey | Canada | Saskatchewan | 1885-present | 1468 |
| Handley | Canada | Manitoba | 1885-present | 1468 |
| Handley | Canada | British Columbia | 1885-present | 1468 |
| Handley | Canada | Saskatchewan | 1885-present | 1468 |
| Handley | U.S.A. | Illinois | 1910 - aft 1944 | 1468 |
| Handley | U.S.A. | Michigan | 1910 - aft 1944 | 1468 |
| Handley | England | Staffordshire | pre 1885 | 1468 |
| Handley | Canada | Ontario | 1885-present | 1468 |
| Hann | Canada | Newfoundland | 1847-1997 | 1430 |
| Hanson | U.S.A. | Minnesota | 1863-1898 | 1148 |
| Hanson | Norway | | 1825-1863 | 1148 |
| Harberdatter | Norway | | | 124 |
| Hardie | Scotland | Dumfriesshire | 1700 - 1850 | 486 |
| Harehill | England | Staffordshire | 1800 - 1850 | 1173 |
| Hargan | Northern Ireland | Antrim | bef 1860 | 1186 |
| Harmon | Canada | Nova Scotia | aft 1751 | 124 |
| Harnell | England | Yorkshire | bef 1850 | 575 |
| Harper | England | Suffolk | all | 703 |
| Harrett | Scotland | Aberdeenshire | bef 1803 | 1117 |
| Harrett | Canada | New Brunswick | bef 1803 | 1117 |
| Harris | U.S.A. | | 1803-1884 | 372 |
| Harris | U.S.A. | Massachusetts | 1626-1717 | 372 |
| Harris | England | Avon | aft 1536 | 372 |
| Harris | England | Hampshire or Hantshaving | bef 1812 | 575 |
| Harris | Canada | Newfoundland | 1819 | 1430 |
| Harrison | England | Bedfordshire | 1650-1700 Potton | 673 |
| Harshman | Canada | Nova Scotia | 1750 - 1850 | 460 |
| Hartas | England | Yorkshire | 1700-1850 | 744 |
| Hartley | Canada | Ontario | bef 1936 | 1442 |
| Hartwell | England | Hertfordshire | 1850 | 954 |
| Hartwick | Canada | Ontario | aft 1800 | 1065 |
| Harvey | England | London | aft 1880 | 1107 |
| Harvie/Harvey | Scotland | Ayshire | 1845-1900 | 1282 |
| Haslam | Ireland | Laois or Laoighis | bef 1845 | 979 |
| Haslam | Canada | Prince Edward Island | aft 1818 | 979 |
| Hasleby | England | Middlesex | aft 1750 | 117 |
| Hatcher | England | Hampshire or Hantshaving | bef 1858 | 946 |
| Hatcher | England | Dorset | bef 1850 | 1312 |
| Hauswirth | U.S.A. | Illinois | 1850 to 1950 | 1188 |
| Hauswirth | U.S.A. | Missouri | 1850 to 1950 | 1188 |
| Havard | Wales | | bef 1800 | 769 |
| Havern | Ireland | Carlow | 1800-1873 | 986 |
| Havern | Scotland | Dunbartonshire | 1800-1873 | 986 |
| Hawbolt | Canada | Nova Scotia | 1800 | 124 |
| Hawkins | South Africa | | 1890 - 1990 | 1173 |
| Hawkins | England | North Yorkshire | 1790 - 1990 | 1173 |
| Hawkins | U.S.A. | | 1760 - 1990 | 1173 |
| Hawkins | England | Bedfordshire | 1680 Potton, Suttin | 673 |
| Hay | Scotland | Aberdeenshire | 1720 - 1900 | 774 |
| Hay | Northern Ireland | Tyrone | aft c1750 | 1218 |
| Hayes | Canada | Newfoundland | 1829 - 1949 | 1430 |
| Haynes | England | Sussex | 1549-1561 | 1341 |
| Haynes | U.S.A. | Utah | 1860-1900 | 1468 |
| Haynes | Canada | Alberta | early 1900s - present | 1468 |
| Haynes | England | Derbyshire | 1800s | 1468 |
| Haynes | England | Surrey | aft 1558 | 1341 |
| Haynes | England | Herefordshire | 1800s | 1468 |
| Hays | Northern Ireland | Derry or Londonderry | bef 1824 | 568 |
| Hazell | England | Berkshire | bef 1850 | 1312 |
| Heardnemus | Germany | Alsace or Elsasz | bef 1900 | 875 |
| Heatherwick | Scotland | Aberdeenshire | 1849-1903 | 568 |
| Hebert-Lambert | Canada | Quebec | | 124 |
| Hegset | Norway | | aft 1650 | 509 |
| Helm | England | North Riding | bef 1850 | 1031 |
| Hemmings | England | Staffordshire | 1820 - 1900 | 1173 |
| Hemmings | England | West Yorkshire | 1850 - 1900 | 1173 |
| Henderson | Scotland | Lanarkshire | bef 1930 | 1449 |
| Henderson | Ireland | Donegal | c1800 | 1218 |
| Henderson | Ireland | Kilkenny | aft 1820 | 149 |
| Henker | Germany | | 1860 - 1926 | 1365 |
| Hennessy | Canada | Ontario | aft 1800 | 835 |
| Hennessy | U.S.A. | Alabama | bef 1800 | 835 |
| Hepworth | England | Yorkshire | 1690-1806 | 744 |
| Herbert | England | Gloucestershire | aft 1780 | 670 |
| Heron | Canada | Ontario | aft 1856 | 225 |
| Herridge | England | Hampshire or Hantshaving | aft 1787 | 1172 |
| Herron/Heron | Ireland | Carlow | or NIR 1790 - 1840 | 747 |
| Heslip/Heaslip | Ireland | Carlow | Before 1850 | 1021 |
| Heslip/Heaslip | Canada | | Before 1850 | 1021 |
| Hewett | England | Middlesex | bef 1855 | 971 |
| Hewitt | England | Gloucestershire | 1800 - 1830 | 729 |
| Hewitt | England | Wiltshire | 1840 - 1900 | 729 |
| Hewitt | England | Worcestershire | 1700 - 1810 | 729 |
| Hewson | England | Lincolnshire | 1709 | 781 |
| Hickingbottom | England | Yorkshire | bef 1850 | 575 |
| Hickmans | England | Staffordshire | bef 1800 | 1312 |
| Hide | England | Sussex | 1751 | 781 |
| Hildebrandt | U.S.A. | Ohio | 1800 - 1900 | 747 |
| Hildebrandt | U.S.A. | Oklahoma | 1800 - 1900 | 747 |
| Hill | England | Avon | bef 1837 | 1156 |
| Hill | England | Middlesex | 1845 - 1900 | 971 |
| Hill | England | Middlesex | | 1156 |
| Hill | Canada | Ontario | aft 1700 | 112 |
| Hind | England | Lincolnshire | aft 1700 | 1023 |
| Hindmarsh | Canada | Ontario | bef 1780 | 962 |
| Hindmarsh | England | Northumberland | bef 1780 | 962 |
| Hintz | U.S.A. | Alabama | aft 1800 | 308 |
| Hintz | Poland | | aft 1800 | 308 |
| Hix | England | Cornwall | bef 1872 | 442 |
| Hobbs | England | London | bef 1912 | 916 |
| Hodgson | England | Cumbria | 1780 - 1900 | 1173 |
| Hodgson | England | West Yorkshire | 1780 - 1900 | 1173 |
| Hogart | Canada | Newfoundland | 1832 | 1430 |
| Hogg | Scotland | Ross & Cromarty | bef 1825 | 1333 |
| Hohorst | Germany | Oldenburg | 1770-1857 | 286 |
| Holdaway | England | Hampshire or Hantshaving | 1800s | 1468 |
| Holdaway | Canada | Ontario | 1842-present | 1468 |
| Holdaway | U.S.A. | Michigan | 1920-present | 1468 |
| Holdaway | U.S.A. | California | 1920-present | 1468 |
| Holiday | Scotland | Kirkcudbrightshire | 1773 | 1086 |
| Holland | England | | 1800 | 670 |
| Holmes | England | West Riding | 1679 - 1823 | 326 |
| Holtz | Poland | | 1850 - 1930 | 904 |
| Homan | Ireland | Cork | aft 1800 | 575 |
| Hooper | England | West Yorkshire | 1870 - Present | 1430 |
| Hooper | England | Cornwall | 1831 - 1870 | 1430 |
| Hopkins | England | Bedfordshire | aft 1780 | 149 |
| Hopley | England | Yorkshire | 1900 - present | 1468 |
| Horspool | U.S.A. | Illinois | 1864-1984 | 372 |
| Horspool | England | Leicestershire | 1838-1936 | 372 |
| Horspool | Canada | Alberta | 1897-1984 | 372 |
| Horton | England | Staffordshire | 1750 - 1850 | 610 |
| Horton | Canada | Nova Scotia | 1760 - 1900 | 549 |
| Horton | Canada | Prince Edward Island | 1850 - 1920 | 549 |
| Hosier | Canada | Newfoundland | 1754 - 1792 | 1430 |
| Hoskyn | England | | | 594 |
| Hotchkiss | U.S.A. | | 1803-1884 | 372 |
| Hotchkiss | U.S.A. | Conneticut | 1620-1863 | 372 |
| Hotchkiss | England | Shropshire or Salop | 1560-1665 | 372 |
| Houston | Scotland | Ayshire | aft 1800 | 918 |
| Houston | Scotland | Ayshire | 1800 - Present | 918 |
| Howarth | England | West Yorkshire | 1775 - Present | 1430 |
| Howe | England | Yorkshire | Ecclesfield 1800 - Present | 918 |
| Howe | England | Yorkshire | 1750 to 1900 | 918 |
| Howgate | England | Yorkshire | 1762-1810 | 744 |
| Hubbs | Canada | Ontario | aft 1790 | 149 |
| Huckins | England | Devon or Devonshire | aft 1610 | 509 |
| Huckins | U.S.A. | Alabama | aft 1610 | 509 |
| huddlestone | England | Avon | | 1861 |
| huddlestone | England | Avon | | 1861 |
| Huff | U.S.A. | Pennsylvania | 1750-1800 | 1106 |
| Hughes | Wales | | 1840 - 1908 | 877 |
| Hughes | Canada | Quebec | aft 1800 | 711 |
| Hughes | England | Staffordshire | 1800-1860 | 1036 |
| Hull | Northern Ireland | | bef 1850 | 1312 |
| Hullstede | Germany | Oldenburg | abt 1711 | 286 |
| Humfrays | India | | aft 1780 | 117 |
| Humfrays | Wales | | aft 1780 | 117 |
| Humphreys | U.S.A. | New York | ca 1838 | 640 |
| Hunt | England | Essex | aft 1800 | 1023 |
| Hunt | England | Buckinghamshire | aft 1850 | 1105 |
| Hunt | Canada | Ontario | 1800-1840 | 1402 |
| Hunter | Scotland | Fifeshire | bef 1840 | 983 |
| Hunter | Northern Ireland | Fermanagh | 1800-1841 | 568 |
| Hunter | Scotland | Ayshire | | 572 |
| Hunter | Scotland | Roxburghshire | aft 1800 | 117 |
| Hunter | Canada | Ontario | 1825 - 1870 | 1175 |
| Hunter | Scotland | Midlothian | bef 1835 | 946 |
| Hurd | Canada | Ontario | 1826 | 1364 |
| Hurren | England | Suffolk | bef 1845 | 1339 |
| Huskins | Canada | Alberta | aft 1610 | 509 |
| Huston | Northern Ireland | | bef 1846 | 1272 |
| Huston | Canada | Ontario | 1846 - 1883 | 1272 |
| Hutchinson | U.S.A. | New York | 1847 | 1218 |
| Hutchinson | Northern Ireland | Tyrone | 1847 | 1218 |
| Hutchison | England | West Yorkshire | aft 1890 | 225 |
| Hutchison | Northern Ireland | Tyrone | aft c1800 | 1218 |
| Hutchison | U.S.A. | New York | aft c1800 | 1218 |
| Huxley | India | | aft 1690 | 117 |
| Huxley | England | Bedfordshire | aft 1690 | 117 |
| Hyde | U.S.A. | Conneticut | 1631-1700 | 372 |
| Hyde | England | Avon | 1522-1681 | 372 |
| Hyde | England | | 1583-1681 | 372 |
| Hyde | England | Berkshire | bef 1850 | 1312 |
| i= | Ireland | Carlow | | 685 |
| ihjxcajz | Channel Islands | | 12:07 | 1198 |
| Iles | England | Gloucestershire | bef 1850 | 820 |
| Illingworth | England | West Riding | 1707 - 1804 | 326 |
| Ingebrigtsaunet | Norway | | aft 1701 | 509 |
| Ingersoll | U.S.A. | New York | aft 1790 | 117 |
| Ingersoll | Canada | Ontario | aft 1790 | 117 |
| Ingle | Jamaica | | 1700-1900 | 1057 |
| Ingle | England | Kent | 1700-1900 | 1057 |
| Ingstad | Norway | | aft 1675 | 509 |
| Ingstadnes | Norway | | aft 1675 | 509 |
| Inkersole | England | Bedfordshire | 1570-1700 Potton | 673 |
| Innes | Scotland | Caithness | 1750-1800 | 1106 |
| Ireland | England | Suffolk | bef 1830 | 1449 |
| Irwin | Canada | Ontario | 1820 - 1900 | 1395 |
| Irwin | U.S.A. | Michigan | 1845-1940 | 1357 |
| Irwin | Canada | Ontario | 1845-1940 | 1357 |
| Irwin | Northern Ireland | Antrim | 1800 -1850 | 747 |
| Isaak | Canada | Alberta | 1920 - 1999 | 817 |
| Isaak | Russia | | 1790 - 1920 | 817 |
| Isaak | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Isley | Canada | Ontario | aft 1926 | 629 |
| Jack | Northern Ireland | Tyrone | aft c1760 | 1218 |
| Jack | Scotland | Lanarkshire | Bef 1840 | 1255 |
| Jack | Scotland | Angus | bef 1790 | 508 |
| Jackson | England | Bedfordshire | 1818 Potton | 673 |
| Jackson | Canada | Ontario | bef 1897 | 1298 |
| Jackson | Scotland | Lanarkshire | bef 1860 | 1271 |
| Jacomb | England | Middlesex | aft 1730 | 117 |
| Jakobsen | Denmark | | aft 1825 | 286 |
| James | South Africa | | bef 1905 | 1278 |
| Jameson / Jamison | Ireland | Galway | 1800 - 1850 | 1175 |
| Jansdotter | Sweden | | 1716-1887 | 286 |
| Jansdotter | Sweden | | 1707-1855 | 286 |
| Jansson | Sweden | | 1711-1808 | 286 |
| Jansson | Sweden | | aft 1766 | 286 |
| Jeannotte | Canada | Quebec | 1830 | 124 |
| Jelly/Jelley | Canada | Alberta | aft 1805 | 509 |
| Jelly/Jelley | Northern Ireland | Antrim | aft 1805 | 509 |
| Jenkins | Scotland | Lanarkshire | 1890 - 1930 | 1449 |
| Jenkins | Scotland | Lanarkshire | aft c1800 | 1218 |
| Jensen | Denmark | | aft 1900 | 1204 |
| Jenson | England | Lancashire | bef 1838 | 670 |
| Jepson | England | Yorkshire | 1700 to 1900 | 918 |
| Jepson | U.S.A. | New York | 1881 to 1930 | 918 |
| Jepson | England | Yorkshire | Sheffield 1750 - Present | 918 |
| Jess | Scotland | Lanarkshire | aft 1800 | 918 |
| Jessop | England | Yorkshire | bef 1837 | 875 |
| Jewers | Canada | Nova Scotia | 1800 | 124 |
| Johns | England | Devon or Devonshire | bfr 1850 | 1587 |
| Johns | Canada | Ontario | aft 1850 - Present | 1587 |
| Johnson | England | Sussex | 1750 - 1950 | 1068 |
| Johnson | Norway | | | 124 |
| Johnson | U.S.A. | Wisconsin | 1800 | 124 |
| Johnston | Scotland | Fifeshire | aft 1850 | 954 |
| Johnstone | Northern Ireland | Antrim | bef 1840 | 875 |
| Joint | England | Devon or Devonshire | 1816-1877 | 986 |
| Joll | England | Devon or Devonshire | aft 1870 | 954 |
| Jones | England | Lancashire | bef 1800 | 946 |
| Jones - Hughes | England | Lancashire | bef 1935 | 1272 |
| Joslyn | U.S.A. | | | 0 |
| Jowett | England | West Yorkshire | 1828 - 1990 | 1173 |
| Juden | England | Sussex | 1798 | 781 |
| Jupp | England | Sussex | 1750 - 1950 | 1068 |
| Kaizer | Germany | | 1860 - 1926 | 1365 |
| Kavanagh | Canada | Quebec | aft 1830 | 1108 |
| Kay | England | Lancashire | 1840 | 954 |
| Kay | England | Hertfordshire | aft 1870 | 954 |
| Keats | Canada | | aft 1900 | 1170 |
| Keay | Scotland | Angus | | 1271 |
| Keays | Ireland | Carlow | 1750-1800 | 102 |
| Keeling | England | Bedfordshire | 1630-1700 Potton | 673 |
| Keir | Scotland | Aberdeenshire | bef 1821 | 508 |
| Kelly | U.S.A. | New York | 1770 - 1830 | 970 |
| Kelly | Canada | Ontario | 1830 - 1900 | 970 |
| Kemm | England | | bef 1860 | 580 |
| Kemp | England | Bedfordshire | aft 1745 | 149 |
| Kempthorne | England | Devon or Devonshire | bef 1830 | 1441 |
| Kempthorne | Canada | Ontario | bet 1867 - 1889 | 1587 |
| Kempthorne | England | Cornwall | bfr 1867 | 1587 |
| Kempthorne | Canada | Manitoba | aft 1889 - present | 1587 |
| Kendall | Canada | Newfoundland | 1850 | 1430 |
| Kennedy | England | Cumberland | aft 1800 | 835 |
| Kennedy | Canada | Alberta | 1880-1990 | 911 |
| Kennedy | Ireland | Donegal | 1880 -1920 | 1436 |
| Kennon | England | Warwickshire | 1700 - 1850 | 486 |
| Kenny | Ireland | Carlow | or NIR 1800 - 1840 | 747 |
| Kent | Ireland | Laois or Laoighis | bef 1650 | 1294 |
| Kent | Ireland | Tipperary | bef 1650 | 1294 |
| Kereluk | Canada | Saskatchewan | aft 1908 | 225 |
| Kern | U.S.A. | New Jersey | aft 1775 | 1242 |
| Kerr | Scotland | Lanarkshire | bef 1855 | 1271 |
| Kerr | Northern Ireland | Tyrone | 1812 - 1937 | 685 |
| Kerr | Scotland | East Lothian | 1825 - 1870 | 1175 |
| Kerr | Scotland | Dumfriesshire | 1825 - 1870 | 1175 |
| Kerr | Canada | New Brunswick | aft 1821 | 508 |
| Ketler / Kaethler / Kettler | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Ketler / Kaethler / Kettler | Russia | | 1790 - 1920 | 817 |
| Ketler / Kaethler / Kettler | Canada | Alberta | 1920 - 1999 | 817 |
| Kidd | Scotland | Perthshire | bef 1819 | 508 |
| Kidd | Scotland | Angus | aft 1819 | 508 |
| Kilgore | Canada | Ontario | aft c1770 | 1218 |
| Kilgore | Northern Ireland | Tyrone | aft c1770 | 1218 |
| Kinch | Canada | Ontario | aft 1840 | 1198 |
| King | Canada | Manitoba | after 1881 | 1385 |
| King | Canada | Ontario | After 1821 | 1385 |
| King | Scotland | Aberdeenshire | before 1821 | 1385 |
| King | U.S.A. | Alabama | | 124 |
| Kingsbury | U.S.A. | Vermont | 1800 - 1850 | 1175 |
| Kingsbury | Canada | Ontario | 1800 - 1850 | 1175 |
| Kinnear | Ireland | Carlow | 1804-1844 | 985 |
| Kinnear | Canada | British Columbia | bef 1900 | 985 |
| Kinnear | Canada | Ontario | 1844-1924 | 985 |
| Kirkwood | Scotland | Ayshire | Bef 1912 | 1282 |
| Kirkwood | Scotland | Ayshire | 1750-1900 | 1282 |
| Kittmer | Canada | Ontario | All Dates | 918 |
| Kittmer | England | Lincolnshire | All dates | 918 |
| Kittmer | England | Avon | aft 1600 | 918 |
| Klapper | Austria | | bef 1830 | 1364 |
| Klassen | Russia | | 1790 - 1940 | 817 |
| Klassen | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Klee | Germany | Alsace or Elsasz | bef 1850 | 323 |
| kleingertner | Poland | | | 1861 |
| Kline | Canada | Nova Scotia | bef 1850 | 580 |
| Klingenburg | Germany | Alsace or Elsasz | Bef 1860 | 1252 |
| Knapp | U.S.A. | Colorado | 1912-1939 | 1148 |
| Knapp | Canada | Ontario | Bef 1824 | 1263 |
| Knapp | U.S.A. | New York | 1782 - 1972 | 685 |
| Knapp | Canada | Alberta | 1860-1960 | 911 |
| Knapp | U.S.A. | Nebraska | 1880-1910 | 1148 |
| Knibbs | England | Bedfordshire | 1820 Potton | 673 |
| Knott | England | Cambridgeshire | 1750-1830 | 1036 |
| Knott | England | London | 1830-1910 | 1036 |
| Knox | Scotland | Aberdeenshire | 1750-1800 | 1106 |
| Knutssen | Norway | | bef 1829 | 979 |
| Koenig | Russia | | 1800-1900 Bessarabia | 1110 |
| Koop | Russia | | 1790 - 1940 | 817 |
| Koop | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Krahn | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Krahn | Russia | | 1790 - 1940 | 817 |
| Kringen | Norway | | aft 1633 | 509 |
| Kristensen | Denmark | | bef 1900 | 875 |
| Kroft/Croft | Canada | Nova Scotia | 1800 | 124 |
| Kubien | Poland | | 1800-1980 | 1189 |
| Kurp | Poland | | Bef 1880 | 896 |
| Kurpinski | Poland | | Bef 1880 | 896 |
| Kushneriuk | Canada | Saskatchewan | aft 1900 | 225 |
| KUZ | Ukraine | | 1890-1910 | 1068 |
| Kyley | England | North Yorkshire | 1800 - 1880 | 1173 |
| Kyllo | World Wide | | | 509 |
| Laboucane | Canada | Alberta | 1770-1960 | 720 |
| Lafournaise | Canada | Alberta | 1770-1960 | 720 |
| Lafrente | Germany | | bef 1887 | 442 |
| Lafrente | Germany | Hamburg | aft 1887 | 442 |
| Laing | Scotland | Midlothian | aft 1796 | 555 |
| Lake | England | London | 1880 - 1910 | 665 |
| Lake | England | Gloucestershire | 1820-1850 | 665 |
| Lake | U.S.A. | Ohio | 1800-1840 | 575 |
| Lamb | England | Shropshire or Salop | 1800-1860 | 1036 |
| Lamb | Canada | Ontario | aft 1870 | 1358 |
| Lambert | Scotland | Lanarkshire | Glasgow 1840 - 1900 | 918 |
| Lancaster | England | Avon | bef 1843 | 1156 |
| Lancaster | England | Middlesex | | 1156 |
| Landeen | U.S.A. | Alabama | 1900 - 1999 | 1122 |
| Landeen | Canada | Alberta | 1900 - 1999 | 1122 |
| Landymore | England | Suffolk | bef 1835 | 1442 |
| Lane | England | Herefordshire | 1770-1870 | 575 |
| Lane | Canada | Ontario | aft 1838 | 925 |
| Lane | England | London | 1855-2005 | 1430 |
| Lanergan | Canada | Newfoundland | Labrador 1853 | 1430 |
| Langrish | England | Hampshire or Hantshaving | abt 1800 | 575 |
| Lanigan | Ireland | Galway | 1815 - 1843 | 452 |
| Large | Ireland | Laois or Laoighis | bef 1825 | 979 |
| Latcham | England | Somerset | before 1850 | 665 |
| Laughlin | Northern Ireland | Antrim | aft c1785 | 1218 |
| Laughton | Canada | Ontario | aft 1867 | 149 |
| Laughton | England | Bedfordshire | aft 1780 | 149 |
| Lauglin | Canada | Ontario | aft c1785 | 1218 |
| Lavers | Canada | Newfoundland | 1818 - Present | 1430 |
| Lavers | England | Devon or Devonshire | 1800 | 1430 |
| Law | Canada | | aft 1796 | 509 |
| Law | Northern Ireland | Antrim | aft 1796 | 509 |
| Law | Ireland | Carlow | aft 1796 | 509 |
| Lawerence | Canada | Nova Scotia | 1838 | 1038 |
| Lawrence | Wales | | 1742-1853 | 286 |
| Lawrence | U.S.A. | | 1853-1893 | 286 |
| Lawrence | Canada | Alberta | 1893-1996 | 286 |
| Lawson | England | Bedfordshire | 1750-Present, Potton, Sandy, Sutton | 673 |
| Lawson | Canada | Ontario | 1830 | 374 |
| Lazenby | England | Yorkshire | 1780-1927 | 744 |
| Leach | England | Lancashire | bef 1900 | 1367 |
| Leach | England | Cheshire | bef 1900 | 1367 |
| Leamon | England | Norfolk | 1750 - 1900 | 970 |
| Learoyd | England | Yorkshire | 1813 | 1430 |
| Legear | Canada | Ontario | bef 1847 | 1298 |
| Legg | England | Gloucestershire | 1810-1850 | 665 |
| LeGrand | U.S.A. | Virginia | aft 1760 | 839 |
| LeGrand | U.S.A. | Virginia | 1760 | 839 |
| Lehman | U.S.A. | Pennsylvania | 1784 | 1294 |
| Leiper | Scotland | Lanarkshire | 1700 to 1880 | 1358 |
| Leiper | Scotland | Ayshire | 1700 to 1880 | 1358 |
| Lejeune | Canada | Nova Scotia | 1633 | 1102 |
| Leman | England | Norfolk | 1700 - 1800 | 1117 |
| Leng | England | North Riding | bef 1850 | 1031 |
| Lennox | Northern Ireland | Derry or Londonderry | aft 1815 | 629 |
| Leonard | England | Warwickshire | bef 1850 | 1312 |
| Lepage | Canada | Prince Edward Island | bef 1764 | 979 |
| Lepage | Channel Islands | Alderney | bef 1793 | 979 |
| Lerfald | Norway | | aft 1688 | 509 |
| Leslie | Canada | Ontario | 1816 - 1920 | 970 |
| Leslie | Northern Ireland | Tyrone | 1750 - 1810 | 970 |
| Lester | Canada | New Brunswick | aft 1820 | 1105 |
| Lethbridge | England | Devon or Devonshire | 1780 - 1850 | 747 |
| Lever | England | Sussex | 1750-1870 | 1036 |
| Lewin | England | Suffolk | 1880-1910 1860-1890 | 1279 |
| Lewis | Canada | New Brunswick | aft 1783 | 508 |
| Lindsay | Scotland | Berwickshire | aft 1750 | 1105 |
| Lindsay | Scotland | Lanarkshire | bef 1820 | 946 |
| Lindsay | Scotland | Angus | aft 1835 | 508 |
| LINSDELL | England | Cambridgeshire | 1700-1890 | 1335 |
| Linton | Canada | Alberta | 1910-1930 | 1426 |
| Little | Canada | Ontario | 1840 - 1940 | 133 |
| Livingston | Canada | Ontario | aft 1800 | 835 |
| Lloyd | Wales | | aft 1823 | 1341 |
| Loepp / Lepp | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Loepp / Lepp | Russia | | 1790 - 1940 | 817 |
| Lohr | Germany | Alsace or Elsasz | bef 1855 | 323 |
| Lohr | Germany | Alsace or Elsasz | aft 1850 | 323 |
| Long | England | West Yorkshire | 1800 - 1953 | 1173 |
| Longair | Scotland | Angus | 1700-1923 | 508 |
| Longmoore | Canada | Quebec | aft 1800 | 711 |
| Longmore | Northern Ireland | | 1800-1890 | 253 |
| Longson | England | Yorkshire | 1700 to 1900 | 918 |
| Lopaschuk | Canada | Saskatchewan | aft 1899 | 225 |
| Lord | England | Lancashire | pre1800 | 1468 |
| Loughrey | Northern Ireland | Tyrone | bef 1810 | 670 |
| Loundes | Wales | | aft 1806 | 1341 |
| Lounsbury | Canada | Manitoba | early 1800s - present | 1468 |
| Lounsbury | Canada | Ontario | early 1800s - present | 1468 |
| Lovelock | England | | aft 1814 | 670 |
| Lowe | Ireland | Kings or Offaly | 1787 | 781 |
| Lowe | England | Berkshire | 1750 - 1850 | 486 |
| Ludwig | Poland | | 1850 - 1930 | 904 |
| Lumb | England | West Riding | 1735 - 1867 | 326 |
| Lursen | Germany | Oldenburg | aft 1672 | 286 |
| Luscombe | England | Devon or Devonshire | 1822-1880 | 986 |
| Lush | Canada | Ontario | after 1860 | 1385 |
| Lush | England | Dorset | before 1860 | 1385 |
| Lyon | Canada | New Brunswick | bef 1861 | 703 |
| Lyon | Scotland | Aberdeenshire | bef 1845 | 1274 |
| Lyon | Canada | Ontario | 1845 - 1900 | 1274 |
| Mac Donald/McDonald | Scotland | Midlothian | aft 1889 | 985 |
| Mac Donald/McDonald | Canada | Ontario | 1890-1912 | 985 |
| Mac Kay | Scotland | Lanarkshire | 1790-1830 | 1106 |
| MacDonald | Canada | Nova Scotia | 1800 - 1890 | 774 |
| MacDonald | Scotland | Inverness-shire | bef 1820 | 1149 |
| MacDonald | Scotland | Ross & Cromarty | bef 1833 | 1333 |
| MacDonald/MC Donald | Canada | Alberta | bef 1912 | 985 |
| MacFarlan/Mac Farlane | Northern Ireland | | aft 1760 | 645 |
| MacFarlan/MacFarlane | Scotland | | aft 1760 | 645 |
| MacFarlane | Scotland | Aberdeenshire | 1750-1850 | 834 |
| Macfarlane | Canada | | | 0 |
| MacIntosh | Scotland | Inverness-shire | bef 1820 | 1149 |
| Mackay | Scotland | Sutherland | bef 1815 | 1395 |
| Mackay | Scotland | | 1845 | 1090 |
| MacKenzie | Scotland | Western Isles | aft 1700 | 1105 |
| MacKerness | England | Bedfordshire | 1758 G. Staughton | 673 |
| Mackie | Scotland | Ayshire | 1850 - 1999 | 1001 |
| Mackie | Scotland | Stirlingshire | 1850 - 1999 | 1001 |
| MacLean | Canada | Nova Scotia | 1770-1920 | 986 |
| MacLeod | Canada | New Brunswick | 1805 - 1892 | 452 |
| Made | Germany | Oldenburg | abt 1750 | 286 |
| Magee | Ireland | Cavan | 1746 - 1880 | 877 |
| Mahaney | Ireland | Carlow | 1880 | 1148 |
| Maharg | U.S.A. | Michigan | bef 1850 | 962 |
| Maibum | Germany | Oldenburg | 1719-18286 | 286 |
| Maiden | England | London | bef 1920 | 602 |
| Maier | Russia | | 1800 - 1890 | 970 |
| Maier | Canada | Saskatchewan | 1890 - 1920 | 970 |
| Mail | England | Middlesex | 1825 | 1430 |
| Main | Scotland | Aberdeenshire | 1800 - 1870 | 971 |
| Main | China | | 1870 - 1920 | 971 |
| Maitland | Scotland | Aberdeenshire | 1817-1918 | 568 |
| Maitland | Scotland | Aberdeenshire | 1820-1890 | 1106 |
| Manley | China | | 1870 - 1920 | 971 |
| Manley | England | | aft 1830 | 670 |
| Mansfield | England | Surrey | Bef 1810 | 1252 |
| Marghum | England | Avon | bef 1837 | 969 |
| Marko | U.S.A. | Illinois | 1700-1900 | 1057 |
| Marko | Canada | Alberta | 1700-1900 | 1057 |
| Marlatt | Canada | Ontario | early 1800s - present | 1468 |
| Marlatt | Canada | Manitoba | early 1800s - present | 1468 |
| Marr | Scotland | East Lothian | bef 1860 | 812 |
| Marrs | England | Cumberland | 1600 - 1900 | 835 |
| Marrs | Canada | Ontario | aft 1855 | 835 |
| Marsack | England | Oxfordshire or Oxon | aft 1730 | 117 |
| Martin | Scotland | West Lothian | 1800 | 946 |
| Martin | Austria | | bef 1820 | 1364 |
| Marton | Northern Ireland | Antrim | c 1795 | 1294 |
| Marton | Northern Ireland | Down | c 1795 | 1294 |
| Maslin | England | Wiltshire | 1772 | 781 |
| Mason | Ireland | Sligo | pre 1800 not sure of County | 1468 |
| Mason | Canada | Ontario | 1800-present | 1468 |
| Mason | Canada | Quebec | 1800-present | 1468 |
| Mason | Canada | Manitoba | 1800-present | 1468 |
| Massey | Canada | Quebec | aft 1840 | 711 |
| Massey | England | Yorkshire | bef 1890 | 711 |
| Massey | U.S.A. | New York | 1700 - 1800 | 1031 |
| Massey | England | Cheshire | bef 1700 | 1031 |
| Massey | Canada | Ontario | 1800 - 1900 | 1031 |
| Mat(t)hews | Canada | Ontario | aft c1790 | 1218 |
| Mat(t)hews | Northern Ireland | Down | aft c1790 | 1218 |
| Matsson | Sweden | | 1713-1829 | 286 |
| Matthews / Mathews | Northern Ireland | Antrim | 1845 | 1218 |
| Mattsdotter | Sweden | | aft 1728 | 286 |
| Mauk | U.S.A. | Virginia | aft 1700 | 575 |
| Maxwell | Scotland | Angus | bef 1840 | 588 |
| May | Ireland | Kilkenny | aft 1800 | 149 |
| May | Canada | | aft 1857 | 744 |
| May | Canada | Ontario | aft 1900 | 1148 |
| May | Canada | Ontario | aft 1860 | 149 |
| May | U.S.A. | New York | aft 1850 | 149 |
| Mayberry | Canada | Ontario | 1833 | 1218 |
| Mayberry | Northern Ireland | Tyrone | 1833 | 1218 |
| Mayberry | Canada | Ontario | aft c1806 | 1218 |
| Mayberry | Northern Ireland | Tyrone | aft c1806 | 1218 |
| Maybohms | Germany | Oldenburg | aft 1741 | 286 |
| Mayen | Germany | Alsace or Elsasz | aft 1800 | 308 |
| Mc Donald | Scotland | Midlothian | abt 1860 | 575 |
| Mc Farlane | Scotland | Dunbartonshire | 1820-1885 | 986 |
| Mc Grimmond | Scotland | Dunbartonshire | 1790-1897 | 986 |
| Mc Leod | Canada | Northwest Territories | aft 1850 | 323 |
| McAlister | Northern Ireland | | bef 1850 | 1312 |
| McAllister | Canada | Ontario | aft 1850 | 705 |
| McAlpin | Canada | Ontario | 1820 to 1950 | 112 |
| McBratney | Canada | Alberta | 1900-1912 | 1426 |
| McCleary | Canada | British Columbia | 1862 - 1930 | 970 |
| McCleary | Northern Ireland | Down | 1700 - 1900 | 970 |
| McClelland | Northern Ireland | Antrim | bef 1850 | 909 |
| McConnell | Canada | Ontario | bef 1890 | 983 |
| McCool | Ireland | Donegal | 1825 - 1996 | 685 |
| McCracken | Ireland | Donegal | bef 1820 | 946 |
| McCracken | Scotland | Lanarkshire | aft 1840 | 946 |
| McCrea | Northern Ireland | Tyrone | aft c1770 | 1218 |
| McCrea | Ireland | Donegal | aft c1770 | 1218 |
| McCuaig | Scotland | Argyllshire | 1600-1900 | 1429 |
| McDonald | Canada | Ontario | abt 1860 | 575 |
| McDonald | Canada | Ontario | 1842 - 1880 | 1255 |
| McDonald | Scotland | Aberdeenshire | 1820-1890 | 1106 |
| McDonald | Scotland | Western Isles | 1790-1850 | 253 |
| McDougall | Canada | Manitoba | 1840s - present | 1468 |
| McDougall | Canada | Ontario | 1840s - present | 1468 |
| McDougall | Scotland | Argyllshire | pre 1840s | 1468 |
| McEgan | Northern Ireland | Tyrone | c1828 | 1218 |
| McElroy | Northern Ireland | | Bef 1840 | 1255 |
| McElroy | Canada | Ontario | 1840 - 1890 | 1255 |
| McFadden | Canada | Nova Scotia | 1855 - 1999 | 1249 |
| McFadzean/McFadyean | Scotland | Ayshire | 1780 - 1850 | 747 |
| McFarlane | Scotland | Lanarkshire | bef 1837 | 1156 |
| McFarlane | Canada | Ontario | 1815 | 133 |
| McFarlane | Scotland | Renfrewshire | 1790-1850 | 253 |
| McFee | Canada | New Brunswick | aft 1783 | 508 |
| McGeagh | Northern Ireland | Tyrone | bef 1800 | 670 |
| McGee | Canada | New Brunswick | 1801 | 174 |
| McGee | Ireland | Carlow | 1799 - 1994 | 685 |
| McGill | Scotland | Argyllshire | 1600-1900 | 1429 |
| McGill/Magill | Northern Ireland | Antrim | 1820 - 1860 | 747 |
| McGown/McGowan | Scotland | Lanarkshire | 1850-1910 | 1198 |
| McGranahan | Northern Ireland | | 1860 | 374 |
| McGregor | Scotland | Perthshire | 1750 - 1850 | 1105 |
| McGrew | U.S.A. | Pennsylvania | bef 1790 | 670 |
| McGuffin | U.S.A. | | 1750-1950 | 851 |
| McGuffin | Canada | Ontario | 1816-1950 | 851 |
| McIlmoyle | Canada | Ontario | 1800 - 1870 | 1271 |
| McIlmoyle | Ireland | Carlow | bef 1800 | 1271 |
| McIlmoyle | U.S.A. | New York | | 1271 |
| McIlveen | Ireland | Carlow | 1800 - 1900 | 844 |
| McIntosh | Scotland | Fifeshire | bef 1860 | 946 |
| McIntosh | Scotland | Midlothian | bef 1860 | 946 |
| McIver | Scotland | Western Isles | bef 1835 | 323 |
| McKee | Canada | British Columbia | 1872 - 1930 | 970 |
| McKee | Northern Ireland | Down | 1700 - 1900 | 970 |
| McKellar | Canada | Ontario | 1830 - 1999 | 133 |
| McKemmie | Scotland | Aberdeenshire | bef 1825 | 1156 |
| McKenzie | Canada | Manitoba | bef 1881 | 916 |
| McKenzie | Canada | Nova Scotia | 1847 - 1933 | 916 |
| McKenzie | Scotland | Ross & Cromarty | bef 1833 | 1333 |
| McKenzie | Scotland | Fifeshire | 1850 - 1900 | 809 |
| McKenzie | Canada | Prince Edward Island | 1848 - 1876 | 916 |
| McKenzie | Scotland | Sutherland | bef 1847 | 916 |
| McKernan/McKiernean | Canada | Ontario | 1872 to 1878 | 1188 |
| McKim | Northern Ireland | Derry or Londonderry | bef 1820 | 946 |
| McKinnon | Canada | Ontario | 1840 - 1890 | 1255 |
| McKinnon | Scotland | Lanarkshire | Bef 1840 | 1255 |
| McLachlan | Canada | Alberta | abt 1910 | 1044 |
| McLachlan | Scotland | Argyllshire | 1816-1907 | 1044 |
| McLaren | Scotland | West Lothian | bef 1800 | 946 |
| McLellan | Canada | | 1857 | 174 |
| McLeod | Scotland | Midlothian | abt 1847 | 575 |
| McLeod | Canada | Northwest Territories | bef 1850 | 323 |
| Mcleod | Canada | Ontario | aft 1840 | 1429 |
| McLeod/Clouden | Scotland | Dumfries and Galloway | 1774-1817 | 1086 |
| McLeod/Clouden | Ireland | Dublin | 1805 | 1086 |
| McMath | Canada | Ontario | 1842 - 1891 | 1272 |
| McMeakin | Northern Ireland | | bef 1850 | 1312 |
| McMillan | Northern Ireland | Antrim | 1820 - 1860 | 747 |
| McMillan | Scotland | Argyllshire | 1770 to 1850 | 1358 |
| McMillan | Northern Ireland | Antrim | 1808 - 1878 | 685 |
| McNab | Canada | | 1820 | 174 |
| McNab | Scotland | Ayshire | | 572 |
| McNaughton | Scotland | Angus | aft 1830 | 508 |
| McNaughton/McNauchtan | Canada | Alberta | aft 1700 | 509 |
| McNaughton/McNauchtan | Scotland | Aberdeenshire | aft 1700 | 509 |
| McNeill | Scotland | Argyllshire | 1770 to 1880 | 1358 |
| McNulty | Canada | Alberta | abt 1875 | 1044 |
| McNulty | Northern Ireland | Antrim | abt 1840 | 1044 |
| McPhee | Scotland | Aberdeenshire | bef 1850 | 1271 |
| McRoberts | Northern Ireland | Down | c1840 | 1218 |
| Meacham | South Africa | | bef 1905 | 1278 |
| Meacham | England | London | bef 1905 | 1278 |
| Meek | Northern Ireland | Antrim | 1807 - 1851 | 452 |
| Meins | Scotland | Fifeshire | 1825 | 1249 |
| Melhuish | England | Devon or Devonshire | aft 1700 | 575 |
| Mellow | England | Cornwall | 1800 - 1850 | 534 |
| Meloche | England | Australian Capital Territory | | 1102 |
| Menagh | Northern Ireland | Antrim | 1800-1850 | 1186 |
| Mendham | England | Norfolk | 1772 | 781 |
| Merigold | Canada | Ontario | 1820 - 1900 | 486 |
| Merrill | U.S.A. | Massachusetts | 1640-1750 | 372 |
| Metcalf | England | Yorkshire | bef 1880 | 875 |
| Metcalf | England | Yorkshire | bef 1853 | 946 |
| Michaelsdotter | Sweden | | 1697-1754 | 286 |
| Michaelson | Sweden | | abt 1721 | 286 |
| Middlemas | Scotland | Renfrewshire | 1700 - 1880 | 1122 |
| Midkil | Norway | | aft 1717 | 509 |
| Mignault/ Mignot | Canada | | aft 1600 | 1204 |
| Mignault/Mignot | France | | aft 1500 | 1204 |
| Mignault/Mignot | U.S.A. | Massachusetts | aft 1700 | 1204 |
| Miles | Canada | Ontario | 1800 | 835 |
| Millar | Scotland | | bef 1820 | 983 |
| Miller | Scotland | Caithness | bef 1793 | 1333 |
| Miller | Canada | Ontario | bef 1850 | 946 |
| Miller | England | Bedfordshire | 1680 Potton | 673 |
| Miller | U.S.A. | Alabama | 1820-1930 | 911 |
| Miller | Canada | Alberta | 1820-1930 | 911 |
| Miller | England | Avon | bef 1850 | 946 |
| Milligan | Canada | Ontario | bef 1930 | 1449 |
| Milligan | Northern Ireland | Antrim | 1800 - 1900 | 1449 |
| Mills | England | Yorkshire | | 1466 |
| Mills | England | Staffordshire | aft 1850 | 820 |
| Mills | Canada | Ontario | 1825 - 1870 | 1175 |
| Mills | England | Gloucestershire | bef 1850 | 820 |
| Mills | Canada | Ontario | 1845 - 1911 | 1274 |
| Milne | Scotland | Angus | bef 1750 | 508 |
| Milne | Scotland | Aberdeenshire | 1780 | 1106 |
| Milne | Scotland | Nairnshire | bef 1811 | 1333 |
| Milner | England | West Yorkshire | 1870 - 1910 | 1173 |
| Mimnaugh | Canada | Quebec | 1830 | 124 |
| Minto | England | Middlesex | 1850-1890 | 1279 |
| Minto | Scotland | Aberdeenshire | C 1850 | 1279 |
| Misener | U.S.A. | New Jersey | bef 1740 | 1402 |
| Miskimans | Northern Ireland | | aft c1813 | 1218 |
| Miskimans | Canada | Ontario | aft c1813 | 1218 |
| Mistanina | Canada | Northwest Territories | aft 1840 | 323 |
| Mistanina | Canada | Northwest Territories | bef 1840 | 323 |
| Mitchell | England | Bedfordshire | 1589 Potton | 673 |
| Mitchell | Northern Ireland | Derry or Londonderry | aft c1800 | 1218 |
| Mitchell | Northern Ireland | Tyrone | aft c1800 | 1218 |
| Mitchell | Scotland | | bef 1850 | 983 |
| Mitchell | Scotland | Fifeshire | 1800-1925 | 1198 |
| Mitchell | Ireland | Cavan | 1790 - 1840 | 747 |
| Mitchell | Scotland | Fifeshire | 1870 | 954 |
| Mitchell | England | Yorkshire | 1790-1890 | 744 |
| Mitchell | Scotland | | bef 1820 | 983 |
| Mitchell | U.S.A. | New York | aft c1800 | 1218 |
| Mitchell | England | Staffordshire | 1723 - 1819 | 326 |
| Moffat | Canada | Quebec | aft 1800 | 711 |
| Moffatt | Canada | Ontario | 1845 - 1910 | 955 |
| Mohr/Moore | Russia | | | 0 |
| Moir | Scotland | Aberdeenshire | 1700-1850 | 1036 |
| Moise/Moyse | England | | | 594 |
| Mongeau | Canada | Quebec | | 124 |
| Moody | Ireland | Wicklow | bef 1791 | 962 |
| Moody | Canada | Ontario | bef 1791 | 962 |
| Moor | Northern Ireland | Tyrone | c1700 | 1218 |
| Moorby | England | North Yorkshire | 1830 - 1960 | 1173 |
| Moore | Northern Ireland | Down | 1844 | 1218 |
| Moore | Canada | Ontario | 1844 | 1218 |
| Moore | Ireland | Laois or Laoighis | bef 1845 | 979 |
| Moore | England | Devon or Devonshire | 1700 | 1086 |
| Moore | Canada | Ontario | 1871 - 1938 | 1252 |
| Moore | England | Bedfordshire | 1600-1750 Potton, Sandy | 673 |
| Moorhead | Northern Ireland | Down | c1840 | 1218 |
| Morgan | Wales | | 1744-1815 | 286 |
| Morgan | Wales | | bef 1860 | 1364 |
| Morgan | U.S.A. | New York | 1740-1790 | 1106 |
| Morgan | Wales | | bef 1900 | 769 |
| Morris | England | Yorkshire | 1780-1850 | 1402 |
| Morris | Scotland | Angus | bef 1870 | 946 |
| Morris | England | Sussex | 1820-1845 | 986 |
| Morrison | Ireland | Carlow | bef 1855 | 946 |
| Morrison | Canada | Ontario | aft 1855 | 946 |
| Morrison | Scotland | Banffshire | bef 1805 | 1333 |
| Morrison | Northern Ireland | Fermanagh | bef 1915 | 1274 |
| Morrison | Scotland | Renfrewshire | aft 1895 | 925 |
| Morrison | Northern Ireland | Antrim | bef 1855 | 946 |
| Morritt | England | West Riding | 1700 - 1786 | 326 |
| Morrow | Australia | Victoria | bef 1900 | 602 |
| Morrow | Northern Ireland | Tyrone | bef 1900 | 602 |
| Morse | England | Middlesex | | 1065 |
| Morse | U.S.A. | Alabama | 1618-1640 | 372 |
| Morse | U.S.A. | Massachusetts | 1674-1771 | 372 |
| Morset | Norway | | aft 1721 | 509 |
| Morton | Canada | Nova Scotia | 1815 - 1900 | 774 |
| Morton | England | Yorkshire | 1500 - 1900 | 1333 |
| Morton | Scotland | Angus | 1750 - 1900 | 1255 |
| Moser | Canada | Nova Scotia | 1751 | 124 |
| Mould | England | Surrey | 1850-1890 | 1279 |
| Mountain | England | Yorkshire | 1860 - 1920 | 1039 |
| Mowat | Scotland | Orkney Isles | 1800 | 1086 |
| Muckercy/Muckarcy | Scotland | Fifeshire | bef 1800 | 1156 |
| Mueller | Austria | | bef 1850 | 1364 |
| Muir | Scotland | Ayshire | | 572 |
| Muir | Scotland | Renfrewshire | aft 1750 | 835 |
| Mulrooney | Ireland | Galway | aft 1842 | 1172 |
| Mulvey | Canada | Ontario | bef 1896 | 1298 |
| Mulvey | Ireland | Donegal | bef 1848 | 1298 |
| Munro | Scotland | Sutherland | bef 1840 | 769 |
| Munro | Scotland | Sutherland | bef 1800 | 816 |
| Munro | Scotland | Lanarkshire | aft c1790 | 1218 |
| Munroe | Scotland | Ross & Cromarty | bef 1840 | 769 |
| Murdock | Ireland | Mayo | 1750-1850 | 981 |
| Murgatroyd | England | West Yorkshire | aft 1900 | 225 |
| Murray | Scotland | Sutherland | bef 1800 | 816 |
| Murray | England | Cumberland | aft 1780 | 835 |
| Musseau | Canada | Newfoundland | 1821 | 1430 |
| Myers | U.S.A. | Ohio | 1800 - 1830 | 747 |
| Myers | U.S.A. | Pennsylvania | 1800 - 1830 | 747 |
| Myers | England | West Riding | 1651 - 1889 | 326 |
| Myers | Canada | Nova Scotia | 1780 - 1900 | 549 |
| Nagel | Canada | Saskatchewan | 1905 - 1930 | 970 |
| Nagel | Australia | Australian Capital Territory | 1800 - 1905 | 970 |
| Neal | England | Shropshire or Salop | 1860-1910 | 1279 |
| Neelin | Canada | Ontario | aft 1830 | 877 |
| Neilen | Northern Ireland | Fermanagh | aft 1740 | 877 |
| Nelson | U.S.A. | Alabama | | 124 |
| Nelson | Ireland | Carlow | 1800 - 1900 | 844 |
| Nesbitt | Canada | Ontario | aft 1845 | 1271 |
| Nesbitt | Ireland | Carlow | bef 1845 | 1271 |
| Nettleton | England | Surrey | aft 1750 | 117 |
| Neufeld | Russia | | 1790 - 1880 | 817 |
| Neumann | U.S.A. | Nebraska | 1850-1900 | 645 |
| Newell | Canada | Newfoundland | 1771 | 1430 |
| Newell | U.S.A. | Conneticut | 1731-1775 | 372 |
| Newlands | Scotland | Lanarkshire | bef 1814 | 645 |
| Newstead | Canada | Ontario | bef 1800 | 962 |
| Newstead | England | Suffolk | bef 1800 | 962 |
| NIBBS | England | Bedfordshire | 1820 Potton | 673 |
| Nibs | England | Bedfordshire | 1820 Potton | 673 |
| Nicholson | England | Devon or Devonshire | | 1156 |
| Nicholson | England | West Riding | 1804 - 1826 | 326 |
| Nicol | Scotland | Aberdeenshire | 1871-19181 | 568 |
| Nicolai | Canada | Ontario | 1830-1900 | 665 |
| Nicolai | Germany | Hesse-Darmstadt or Hessen-Darmstadt | before 1850 | 665 |
| Nielsdatter | Canada | Alberta | 1895-1898 | 286 |
| Nielsdatter | Denmark | | aft 1835 | 286 |
| Niles | U.S.A. | New York | aft 1700 | 117 |
| Noble | England | Lincolnshire | bfr 1835 | 1587 |
| Noble | England | Bedfordshire | 1600-1750 Potton, Sutton, Dunton | 673 |
| Noble | Canada | Manitoba | aft 1891 | 1587 |
| Noble | Canada | Ontario | 1835 - 1891 | 1587 |
| Noll | Canada | Alberta | 1880-1990 | 911 |
| Noll | U.S.A. | Alabama | 1880-1990 | 911 |
| norfolk | Canada | Alberta | 1940 to 1945 | 1884 |
| Norrie | Scotland | Aberdeenshire | 1750-1900 | 1033 |
| Northern | U.S.A. | | 1700 | 839 |
| Nustad | Norway | | Bef 1843 | 1252 |
| Nustad | U.S.A. | South Dakota | Aft 1885 | 1252 |
| O'Blenis | Canada | New Brunswick | aft 1783 | 508 |
| O'Dell | Canada | Alberta | 1910-1940 | 1426 |
| O'Donnell | Scotland | Renfrewshire | aft 1880 | 1449 |
| O'Donnell | Ireland | Donegal | bef 1880 | 1449 |
| O'Gorman | Northern Ireland | Tyrone | 1750-1835 | 1036 |
| O'Hara | Northern Ireland | Tyrone | bef 1845 | 1198 |
| O'Hara | Canada | Ontario | 1845-1880 | 1198 |
| O'Malley | Ireland | Galway | 1800 - 1850 | 1175 |
| O'Neal | U.S.A. | Illinois | 1825 - 1900 | 460 |
| O'Neil | Ireland | | bef 1820 | 969 |
| Ogden | Canada | Ontario | 1783-1850 | 508 |
| Ogilvy | Scotland | Angus | Bef 1800 | 1255 |
| Ohlhausen | Russia | | 1800 Bessarabia | 1110 |
| Oickle/Oicle | Canada | Nova Scotia | 1850 | 124 |
| Oldfield | England | East Riding | before 1850 | 665 |
| Oldfield | Canada | Ontario | 1840-1900 | 665 |
| Oliver | England | Hampshire or Hantshaving | aft 1781 | 1172 |
| Olsdotter | Sweden | | abt 1701 | 286 |
| Olsen | Norway | | bef 1874 | 979 |
| Olsen | Canada | Alberta | bef 1874 | 979 |
| Olson | Sweden | | 1791 | 174 |
| Olsson | Sweden | | abt 1707 | 286 |
| Onions | Ireland | Laois or Laoighis | aft 1800 | 149 |
| Orme | England | Lancashire | bef 1935 | 1272 |
| Ormsby | Canada | Ontario | 1845-1900 | 1198 |
| Ornes | Norway | | bef 1849 | 979 |
| Osborne | Northern Ireland | Tyrone | aft c1770 | 1218 |
| Ostkil | Norway | | aft 1641 | 509 |
| Paetkau / Petkau | Russia | | 1790 - 1940 | 817 |
| Paetkau / Petkau | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Page | England | Berkshire | 1750 - 1850 | 486 |
| Pain | England | Bedfordshire | 1800-1860 Potton | 673 |
| Paine | England | Bedfordshire | 1800-1860 Potton | 673 |
| Pakenham | Ireland | Westmeath | 1812-1871 | 1044 |
| Pakenham | Ireland | Mayo | 1840-1924 | 1044 |
| Palecek | Austria | | bef 1870 | 1252 |
| Palmateer | Canada | Ontario | aft 1815 | 1271 |
| Palmer | Canada | British Columbia | 1880 - Present | 918 |
| Palmer | England | Lincolnshire | aft 1880 | 918 |
| Palmer | England | Wiltshire | aft 1630 | 918 |
| Palmer | England | Wiltshire | Aldbourne 1650 - Present | 918 |
| Palmer | England | Lincolnshire | 1860 - Present | 918 |
| Palmeteer | Canada | Ontario | 1815 - 1870 | 1271 |
| Palsdotter | Sweden | | 1745-1804 | 286 |
| Palsson | Sweden | | aft 1700 | 286 |
| Paquette | Canada | Alberta | 1880 - 1959 | 1102 |
| Paquette | Canada | Quebec | 1880 - 1959 | 1102 |
| Paquin | Canada | Quebec | 1767 | 1102 |
| Parisi | Italy | | 1750-1894 | 640 |
| Parker | England | Bedfordshire | 165-1850 Potton, Notting | 673 |
| Parsons | England | Hampshire or Hantshaving | aft 1810 | 1172 |
| Parsons | Canada | Newfoundland | 1857 - 1920 | 1430 |
| Parsons | U.S.A. | Missouri | bef 1849 | 1442 |
| Paterson | Scotland | Argyllshire | bef 1886 | 797 |
| Paterson | Scotland | Fifeshire | bef 1848 | 1156 |
| Paterson | Canada | Alberta | aft 1896 | 797 |
| Paterson | Scotland | Lanarkshire | | 1156 |
| Paton | Scotland | Fifeshire | 1816 | 1249 |
| Patrick | Canada | Quebec | aft 1800 | 711 |
| Patterson | U.S.A. | Indiana | 1862-1882 | 1130 |
| Patterson | Ireland | Carlow | 1862-1882 | 1130 |
| Paul | Canada | Ontario | aft 1840 | 877 |
| Paul | England | Hertfordshire | aft 1800 | 820 |
| Peacock | England | Yorkshire | 1750-1897 | 744 |
| Peacock | England | Bedfordshire | 1700-1800 Potton | 673 |
| Pearce | Wales | | bef 1853 | 286 |
| Pearce | U.S.A. | Wisconsin | aft 1853 | 286 |
| Pearson | England | Lancashire | 1800 - 1900 | 610 |
| Pease | England | Sussex | 1700 - 1800 | 1045 |
| Pease | England | Nottinghamshire | 1700 - 1800 | 1045 |
| Peden | Scotland | West Lothian | bef 1830 | 946 |
| Peden | Scotland | Midlothian | bef 1830 | 946 |
| Peek | England | | aft 1840 | 670 |
| Peek | England | | 1825 | 670 |
| Peers | Canada | Nova Scotia | aft 1775 | 705 |
| Pemberton | England | Cheshire | bef 1800 | 1384 |
| Penfold | England | Sussex | 1750 - 1950 | 1068 |
| Penner | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Penner | Russia | | 1790 - 1920 | 817 |
| Penny | England | Wiltshire | 1700-1900 | 1036 |
| Perry | England | Somerset | 1800 - 1900 | 970 |
| Perry | Canada | Ontario | 1880 - 1920 | 970 |
| Peters | Russia | | 1790 - 1880 | 817 |
| Peters | England | Bedfordshire | 1750-1800 Potton | 673 |
| Peters | Canada | Saskatchewan | 1890 - 1999 | 817 |
| Peters | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Peters | Canada | Manitoba | 1890 - 1999 | 817 |
| Petersen | Denmark | | bfr 1895 | 1587 |
| Petersen | Canada | Alberta | aft 1909 - Present | 1587 |
| Peterson | U.S.A. | Iowa | 1850 | 124 |
| Peterson | Sweden | | bfr 1905 | 1587 |
| Peterson | Canada | Alberta | aft 1905 - Present | 1587 |
| Pettersson | Canada | Manitoba | after 1891 | 1385 |
| Pettersson | U.S.A. | Minnesota | after 1892 | 1385 |
| Pettersson | Sweden | | befroe 1891 | 1385 |
| Pettigrew | Canada | Alberta | 1900-1925 | 1426 |
| Pettigrew | Canada | Ontario | 1750-1900 | 1426 |
| Pfaff | Germany | Alsace or Elsasz | bef 1800 | 323 |
| Phelps | U.S.A. | Conneticut | 1639-1876 | 372 |
| Phelps | Canada | Alberta | aft 1900 | 602 |
| Phelps | U.S.A. | Conneticut | 1639-1876 | 372 |
| Phelps | England | Avon | 1599-1672 | 372 |
| Phelps | England | Surrey | bef 1900 | 602 |
| Philbert | Canada | Quebec | 1800 | 174 |
| Philip | Scotland | Fifeshire | bef 1822 | 1156 |
| Philippar | Germany | Hesse or Hessen | 1650 - 1800 | 782 |
| Philippar | Germany | Nassau | 1650 - 1800 | 782 |
| Philippar | Germany | | 1650 - 1800 | 782 |
| Phillips | Canada | Ontario | aft 1800 | 112 |
| Phillips | England | Sussex | 1800 - 1950 | 1068 |
| Pidhorney | Canada | Saskatchewan | aft 1899 | 225 |
| Pietz | U.S.A. | Wisconsin | 1850-1900 | 1402 |
| Pike/Peak | Scotland | Aberdeenshire | 1775-1825 | 102 |
| Pilter | England | Essex | | 1156 |
| Pilter | England | Yorkshire | bef 1860 | 1156 |
| Piper | Ireland | Tipperary | bef 1840 | 983 |
| Piper | Canada | Ontario | bef 1900 | 983 |
| Pirie | Scotland | Aberdeenshire | 1860 | 374 |
| Pirie | Scotland | Aberdeenshire | bef 1900 | 816 |
| Pitblado | Scotland | Lanarkshire | Glasgow 1850 - 19200 | 918 |
| Piton | Canada | Quebec | aft 1840 | 149 |
| Pitt | England | Worcestershire | 1750-1890 | 981 |
| Pittman | England | | 1860 | 670 |
| Plante | Canada | Quebec | 1805 | 1102 |
| Plumb | England | Middlesex | 1860 - 1900 | 610 |
| Plumb | England | Berkshire | 1825 - 1860 | 610 |
| Pollock | Canada | New Brunswick | Bef 1820 | 1263 |
| Pollock | Northern Ireland | Antrim | bef 1835 | 1186 |
| Pollock | Northern Ireland | Antrim | Bef 1820 | 1263 |
| Poole | England | Yorkshire | 1825 | 986 |
| Poor | England | Hampshire or Hantshaving | 1700 - 1850 | 610 |
| Porter | England | Lancashire | 1800 - 1900 | 809 |
| Porter | Northern Ireland | Tyrone | 1842 | 1218 |
| Porter | Canada | Ontario | aft c1770 | 1218 |
| Porter | U.S.A. | New York | aft c1800 | 1218 |
| Porter | Northern Ireland | Tyrone | aft c 1800 | 1218 |
| Porter | Northern Ireland | Tyrone | aft c1770 | 1218 |
| Porter | U.S.A. | New York | 1847 | 1218 |
| Porter | Northern Ireland | Tyrone | 1847 | 1218 |
| Potter | U.S.A. | New York | 1800 | 124 |
| Potter | England | Yorkshire | aft 1830 | 744 |
| Potter | Canada | Manitoba | aft 1830 | 744 |
| Potter | England | Wiltshire | bef 1848 | 1364 |
| Potter | Wales | | bef 1884 | 1364 |
| Pottruff | U.S.A. | Pennsylvania | 1700-1900 | 834 |
| Potts | Northern Ireland | Fermanagh | bef 1840 | 769 |
| Pound | Canada | Quebec | aft 1800 | 711 |
| Powell | Canada | Alberta | 1850-1940 | 911 |
| Powell | U.S.A. | Alabama | 1850-1940 | 911 |
| Powell | Canada | Quebec | 1830 | 124 |
| Pratt | Canada | Quebec | 1870-1930 | 1036 |
| Pratt | Canada | Quebec | 1870-1930 | 1036 |
| Pretswell | Scotland | Midlothian | bef 1800 | 946 |
| Price | England | Gloucestershire | bef 1780 | 1449 |
| Priess | U.S.A. | Illinois | 1840 - 1880 | 904 |
| Priess / Priesz | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Priess / Priesz | Russia | | 1790 - 1940 | 817 |
| Priest | England | Yorkshire | 1790-1828 | 744 |
| Pringle | Scotland | Ayshire | aft 1750 | 835 |
| Pringle/Prindle | Scotland | Selkirkshire | 1640-1655 | 1065 |
| Pritchard | England | Kent | 1831 - 1917 | 877 |
| Proctor | Scotland | Aberdeenshire | 1843 | 1148 |
| Proctor | Canada | Manitoba | 1880-1937 | 1148 |
| Proctor | England | Westmoreland | 1800 - 1840 | 1175 |
| Proffitt | England | Lancashire | bef 1800 | 670 |
| Prowse | England | Avon | 1800 | 1086 |
| Pry | U.S.A. | Kentucky | bef 1820 | 670 |
| Ptolemy | Canada | Ontario | 1859 | 1364 |
| Ptolemy | Scotland | Ayshire | bef 1820 | 1364 |
| Pullan | England | West Riding | 1799 - 1938 | 326 |
| Punsheby | England | West Riding | 1732 - 1787 | 326 |
| Purdy | Canada | Ontario | 1800-1900 | 1429 |
| Purvis | England | Northumberland | 1800-1900 | 1203 |
| Putnam | England | Buckinghamshire | 1500 | 1086 |
| Puttick / Puttock | England | Sussex | 1700 - 1950 | 1068 |
| Quinn | Ireland | Carlow | 1812-1844 | 985 |
| Radway | Canada | Alberta | 1800-present | 1468 |
| Radway | Canada | British Columbia | 1800-present | 1468 |
| Ramage | Scotland | Midlothian | 1780 | 555 |
| Ramage | U.S.A. | Conneticut | 1874 - 1918 | 555 |
| Ramer / Raymer / Reamer | U.S.A. | Pennsylvania | 1760 | 1294 |
| Ramsey | Ireland | | Bef 1821 | 1249 |
| Ramsey | Ireland | Cavan | 1790 - 1830 | 747 |
| Ramsey | Canada | Nova Scotia | 1821 - 1999 | 1249 |
| Randall | U.S.A. | Massachusetts | 1750 - 1800 | 1429 |
| Randall | Canada | Ontario | 1800 - 1900 | 1429 |
| Randall | England | | | 594 |
| Rann | England | Hampshire or Hantshaving | 1780 - 1850 | 971 |
| Rath | Canada | Ontario | aft 1842 - Present | 1587 |
| Rath | Ireland | Wexford | 1750-1842 | 1036 |
| Rath | Ireland | Wexford | bfr 1842 | 1587 |
| Raymond | England | Bedfordshire | 1650-1800 Potton | 673 |
| Rayner | England | Kent | 1857 - 1902 | 877 |
| Rea | Ireland | Carlow | aft 1840 | 323 |
| Rea | Ireland | Carlow | bef 1850 | 323 |
| Redden | Canada | Nova Scotia | 1750-1822 | 1038 |
| Redden | Ireland | Clare | 1750-1822 | 1083 |
| Reddihough | England | West Yorkshire | 1775-1908 | 225 |
| Redekopp | Russia | | 1790 - 1940 | 817 |
| Redekopp | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Reding | Switzerland | | aft 1800 | 308 |
| Reding | Canada | Alberta | aft 1900 | 308 |
| Reding | U.S.A. | Alabama | aft 1900 | 308 |
| Redler | England | Devon or Devonshire | 1833 - 1992 | 685 |
| Redman | England | West Yorkshire | aft 1840 | 225 |
| Redner | Canada | Ontario | aft 1790 | 149 |
| Reed | England | Dorset | 1800 - 1850 | 970 |
| Reed | England | Somerset | 1850 - 1900 | 970 |
| Rees | Wales | | Bef 1820 | 1252 |
| Reeves | Canada | Manitoba | 1882-present | 1468 |
| Reeves | England | Gloucestershire | 1800s | 1468 |
| Reeves | England | Herefordshire | 1800s | 1468 |
| Reid | Scotland | Aberdeenshire | all | 1271 |
| Reid | Scotland | Stirlingshire | bef 1811 | 946 |
| Reid | Canada | New Brunswick | bef 1800 | 1117 |
| Reid | Scotland | Aberdeenshire | bef 1800 | 1117 |
| Reid | Scotland | Angus | bef 1700 | 508 |
| Reid | England | | | 594 |
| Reid | Canada | New Brunswick | 1810 - 1860 | 460 |
| reid | Canada | Alberta | | 1867 |
| Reimche | U.S.A. | South Dakota | aft 1875 | 1449 |
| Reimche(n) | Russia | | bef 1900 | 1449 |
| Rempel | U.S.A. | Alabama | 1890 - 1999 | 817 |
| Rempel | Russia | | 1790 - 1940 | 817 |
| Rempel | Canada | Alberta | 1890 - 1999 | 817 |
| Rempel | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Retallick | U.S.A. | | aft 1800 | 575 |
| Retallick | Canada | Quebec | aft 1800 | 575 |
| REVOY | Canada | Ontario | 1800-Present | 1335 |
| REVOY | Canada | Quebec | 1750-Present | 1335 |
| Reynalds | England | Bedfordshire | 1700-1800 Potton, Sandy | 673 |
| Rhodes | England | West Riding | 1815 - 1844 | 326 |
| Rhodes | England | Yorkshire | 1850 - 1900 | 809 |
| Ribi | Switzerland | | aft 1700 | 918 |
| Richard | Canada | Nova Scotia | 1707 | 1102 |
| Richardson | England | Yorkshire | bef 1775 | 962 |
| Richardson | Canada | Ontario | 1770 - 1900 | 1031 |
| Richardson | Scotland | East Lothian | Bef 1851 | 1263 |
| Richardson | Canada | Ontario | Bef 1851 | 1263 |
| Richardson | U.S.A. | Conneticut | 1600 - 1900 | 1031 |
| Richardson | England | | 1820 | 670 |
| Richardson | Canada | Ontario | bef 1775 | 962 |
| Richmond | U.S.A. | New York | 1650-1800 | 508 |
| Rickett | England | Avon | Bef 1842 | 896 |
| Riddell | Canada | British Columbia | 1896 - 1930 | 970 |
| Riddell | Canada | Ontario | 1834 - 1930 | 970 |
| Riddell | Scotland | Roxburghshire | 1700 - 1834 | 970 |
| Riddoch | Scotland | Inverness-shire | bef 1821 | 1149 |
| Ridsdale | England | West Yorkshire | 1686 | 1430 |
| Rigby | England | Cheshire | bef 1850 | 1367 |
| Riley | England | Middlesex | 1700 - 1900 | 729 |
| Riley | Northern Ireland | | abt 1864 | 575 |
| Riley | Canada | Quebec | aft 1830 | 1108 |
| Ring | Canada | Nova Scotia | 1800 | 124 |
| Riopel | Canada | Quebec | 1757 | 174 |
| Risdale | Canada | Alberta | 1880-1960 | 720 |
| Riswold | Norway | | Bef 1880 | 1252 |
| Riswold | U.S.A. | South Dakota | Aft 1881 | 1252 |
| Ritchie | Scotland | Fifeshire | 1790-1871 | 508 |
| Ritchie | Canada | Ontario | aft 1871 | 508 |
| Roadhouse | England | Yorkshire | 1700-1836 | 640 |
| Roberts | Wales | | 1859 | 1341 |
| Roberts | England | Bedfordshire | aft 1750 | 149 |
| Roberts | England | Cornwall | 1600 - 1850 | 133 |
| Roberts | U.S.A. | New Hampshire | bef 1870 | 711 |
| Roberts | Canada | Quebec | aft 1800 | 711 |
| Robertson | Scotland | Caithness | 1700 - 1900 | 970 |
| Robertson | Canada | Ontario | c1840 | 1218 |
| Robertson | Scotland | Aberdeenshire | c1840 | 1218 |
| Robertson | England | | 1850 | 670 |
| Robertson | Scotland | | 1800 | 670 |
| Robertson | Canada | New Brunswick | bef 1803 | 1117 |
| Robertson | Canada | Alberta | 1700-1920 | 1057 |
| Robertson | Scotland | Midlothian | 1700-1920 | 1057 |
| Robertson | Scotland | Aberdeenshire | bef 1803 | 1117 |
| Robins | England | Oxfordshire or Oxon | bef 1775 | 812 |
| Robinson | Canada | Ontario | aft c1850 | 1218 |
| Robinson | Northern Ireland | Tyrone | aft c1850 | 1218 |
| Robinson | Canada | Ontario | 1820 | 1218 |
| Robinson | Scotland | Aberdeenshire | 1820 | 1218 |
| Robinson | South Africa | | 1890 to 1960 | 918 |
| Robinson | England | West Riding | 1763 - 1805 | 326 |
| Robinson | England | Westmoreland | 1860 | 954 |
| Robinson | Ireland | Cork | 1817 - 1835 | 452 |
| Robinson | Canada | | 1900-1940 | 1170 |
| Robinson | Canada | Ontario | bef 1880 | 983 |
| Robinson | Canada | Quebec | bef 1850 | 983 |
| Rogers | England | Cornwall | 1881 | 1083 |
| Rogers | Canada | Nova Scotia | 1881 | 1083 |
| Rogerson | Scotland | Dumfriesshire | 1750 - 1850 | 486 |
| Rogstad | Norway | | aft 1688 | 509 |
| Rohrbough | U.S.A. | Illinois | 1860 | 1148 |
| Rohrbough | U.S.A. | Nebraska | 1850-1910 | 1148 |
| Rollinson | England | Yorkshire | 1800 to 1900 | 918 |
| Ronnqvist | Sweden | | 1861-1893 | 286 |
| Ronnqvist | Sweden | | 1840-1861 | 286 |
| Ronquist | U.S.A. | North Dakota | 1893-1905 | 286 |
| Ronquist | U.S.A. | North Dakota | 1905-1911 | 286 |
| Ronquist | Canada | British Columbia | 1917-1932 | 286 |
| Ronquist | Canada | Alberta | 1911-1958 | 286 |
| Rosborough | Northern Ireland | Derry or Londonderry | aft c1770 | 1218 |
| Rosborough | Northern Ireland | Tyrone | aft c1770 | 1218 |
| Rosborough | Canada | Ontario | aft c1770 | 1218 |
| Ross | Scotland | Nairnshire | bef 1783 | 1333 |
| Ross | Scotland | Ross & Cromarty | bef 1840 | 769 |
| Ross | Northern Ireland | Derry or Londonderry | bef 1820 | 946 |
| Ross | Canada | Quebec | 1840-1910 | 1036 |
| Ross | Canada | Ontario | 1783-1840 | 1036 |
| Ross | Canada | Manitoba | 1856-1920 | 720 |
| Ross | Northern Ireland | Antrim | 1600-1900 | 1429 |
| Rouse | England | Yorkshire | 1875 to 1930 | 918 |
| Routh | England | Middlesex | 1750-1860 | 580 |
| Rowan | Scotland | Lanarkshire | bef 1815 | 946 |
| Rowan | Canada | Ontario | aft c1840 | 1218 |
| Rowland | Ireland | Monaghan | bef 1840 | 769 |
| Rowlands | Wales | | aft 1804 | 1341 |
| Roy | Canada | Northwest Territories | bef 1830 | 323 |
| Roy | Canada | Northwest Territories | aft 1830 | 323 |
| Roy | Scotland | Kinrossshire | 188-1900 | 1198 |
| Royle | England | Manchester, Greater | bef 1902 | 916 |
| Royston | Canada | Quebec | after 1820 | 711 |
| Royston | England | Yorkshire | bef 1890 | 711 |
| Ruddach | Scotland | Aberdeenshire | bef 1725 | 1149 |
| Ruddoch | Scotland | Aberdeenshire | bef 1754 | 1149 |
| Rueger | Germany | Alsace or Elsasz | aft 1860 | 323 |
| Rueger / Ruger | Germany | Alsace or Elsasz | bef 1860 | 323 |
| Rumboldt | Canada | Newfoundland | 1860 - 1988 | 1430 |
| Rumbolt | Canada | Newfoundland | 1819 - 1988 | 1430 |
| Russell | Scotland | Kinrossshire | 1800-1900 | 1198 |
| Russell | Scotland | Kinrossshire | 1800-1900 | 1198 |
| Russell | England | | bef 1915 | 1441 |
| Ruttle | Canada | Ontario | aft 1830 | 1023 |
| Ryan | Ireland | Galway | 1837 - 1997 | 685 |
| Rycroft | England | West Riding | 1596 - 1947 | 326 |
| Rylance | England | Lancashire | 1815 - 1913 | 877 |
| Sackett | U.S.A. | Massachusetts | bef 1911 | 1442 |
| Sagar | U.S.A. | Alabama | aft 1800 | 308 |
| Sagar | Germany | Alsace or Elsasz | aft 1800 | 308 |
| Sager | Canada | Ontario | aft 1800 | 835 |
| Sainsbury | England | Berkshire | bef 1800 | 1312 |
| Sainty | England | Essex | 1754-1998 | 588 |
| Saltry | Ireland | Carlow | 1800 - 1840 | 970 |
| Saltry | Canada | Ontario | 1840 - 1900 | 970 |
| Sambel | Germany | Baden | 1800 - 1880 | 747 |
| Sanders | England | Surrey | 1800 - 1850 | 971 |
| Sandle | England | Suffolk | bef 1850 | 1367 |
| Sandy | U.S.A. | Iowa | bef 1885 | 1278 |
| Sandy | U.S.A. | Indiana | bef 1885 | 1278 |
| Sandy | U.S.A. | Virginia | bef 1885 | 1278 |
| Sandys | Ireland | Dublin | aft 1750 | 117 |
| Sandys | England | Gloucestershire | aft 1750 | 117 |
| Saunders | Canada | New Brunswick | aft 1780 | 1105 |
| Savage | England | Bedfordshire | 1700-1800 Potton | 673 |
| Savoie | Canada | Alberta | 1825 - 1901 | 1102 |
| Savoie | France | | 1621 | 1102 |
| Savoie | Canada | Nova Scotia | 1715 - 1797 | 1102 |
| Savoie | Canada | Quebec | 1741 - 1858 | 1102 |
| Savoie | Canada | Nova Scotia | 1654 - 1684 | 1102 |
| Sawatzky | Russia | | 1790 - 1940 | 817 |
| Sawatzky | U.S.A. | Alabama | 1890 - 1999 | 817 |
| Sawatzky | Canada | Alberta | 1890 - 1999 | 817 |
| Sawatzky | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Saxton | England | Yorkshire | 1780-1873 | 744 |
| Sayer | England | Middlesex | bef 1830 | 946 |
| Sayre | England | Yorkshire | bef 1900 | 769 |
| Scales | England | London | aft 1880 | 1107 |
| Scammons | Canada | Ontario | bef 1854 | 508 |
| Scarpitti | Italy | | 1750-1894 | 640 |
| Schaffer/Shafer | Germany | Baden | 1800 - 1880 | 747 |
| Schaubert | Russia | | bef 1902 | 1449 |
| Schebolzcka | Poland | | Bef 1880 | 896 |
| Schenek | U.S.A. | New Jersey | bef 1850 | 670 |
| Schibilzcka | Poland | | Bef 1880 | 896 |
| Schierling | Russia | | 1790 - 1850 | 817 |
| Schierling | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Schipperus | U.S.A. | Alabama | aft 1850 | 546 |
| Schmidt | Austria | | bef 1900 | 875 |
| Schmidt | Austria | | bef 1845 | 1364 |
| Schmidt / Smith | Germany | Alsace or Elsasz | bef 1900 | 1395 |
| Schneider, Heigold, Lang and Federoff | Germany | Baden-Wurttenberg | | 1466 |
| Schneider, Heigold, Lang and Federoff | England | | NULL | 1466 |
| Schul(t)z | Russia | | bef 1900 | 1449 |
| Schulten | Germany | Oldenburg | bef 1833 | 286 |
| Schulze | Germany | Oldenburg | bef 1884 | 286 |
| Scott | Canada | Ontario | Bef 1888 | 896 |
| Scott | Ireland | Carlow | 1817 | 640 |
| Scott | Scotland | Fifeshire | 1800-1900 | 1249 |
| Scott | Scotland | Aberdeenshire | 1864-1900 | 1130 |
| Scott | U.S.A. | | 1770-1870 | 575 |
| Scott | Ireland | Galway | 1814 - 1843 | 452 |
| Scott | England | Avon | 1864-1900 | 1130 |
| Scragg | England | Staffordshire | 1717 - 1751 | 326 |
| Searle | England | Avon | 1830-1860 | 985 |
| Searle | Canada | Saskatchewan | bef1900 | 985 |
| Seddon | England | Lancashire | bef 1834 | 670 |
| Semla | Poland | | 1800-1980 | 1189 |
| Sempf | Poland | | aft 1800 | 308 |
| Sempf | U.S.A. | Alabama | aft 1800 | 308 |
| Sempf | Germany | Alsace or Elsasz | aft 1800 | 308 |
| Sendall | England | Bedfordshire | 1600-1700 Potton | 673 |
| Senior | England | West Riding | bef 1800 | 820 |
| Sexsmith | Canada | Ontario | 1800-1850 | 1036 |
| Sharp | Canada | Ontario | aft 1750 | 117 |
| Sharp | England | West Yorkshire | 1853 - 1920 | 1173 |
| Sharp | England | Lancashire | bef 1800 | 946 |
| Sharples | England | Lancashire | bef 1838 | 670 |
| Shaver | Canada | Ontario | 1790 - 1920 | 970 |
| Shaw | Scotland | Perthshire | bef 1800 | 839 |
| Shaw | Scotland | Perthshire | bef 1800 | 839 |
| Shaw | Scotland | Perthshire | aft 1700 | 839 |
| Shaw | Scotland | Perthshire | 1700 | 839 |
| Shaw | England | Yorkshire | 1800 - 1850 | 809 |
| Shaw | England | Yorkshire | bef 1805 | 1333 |
| Shaw | Canada | Newfoundland | 1761 | 1430 |
| Shedden | Scotland | Aberdeenshire | defore 1829 | 1385 |
| Shedden | Canada | Ontario | after 1829 | 1385 |
| Sheeham | Canada | Ontario | aft 1926 | 1365 |
| Shemmans | England | Staffordshire | bef 1850 | 588 |
| Sheppard | Ireland | Cork | Bef 1880 | 1252 |
| Sheppard | Canada | Ontario | Aft 1880 | 1252 |
| Sheppard | Canada | Alberta | aft 1890 | 1023 |
| Sherriff | Scotland | Selkirkshire | aft 1850 | 149 |
| Shewman | Canada | Ontario | bef 1812 | 575 |
| Shier | Canada | Ontario | bef 1910 | 1298 |
| Shipper | England | Norfolk | 1864 - 1900 | 1173 |
| Shirer | Scotland | Aberdeenshire | 1700-1850 | 1036 |
| Shirtliff/Shutliff | U.S.A. | Alabama | aft 1749 | 509 |
| Shirtliff/Shutliff | Canada | Quebec | aft 1749 | 509 |
| Shouldice/Shouldiss/Shouldess | Canada | Ontario | 1825-1870 | 1198 |
| Shouldice/Shouldiss/Shouldess | Ireland | Limerick | 1709-1825 | 1198 |
| SHUPENIA | Ukraine | | 1890-1935 | 1068 |
| Sicinsky/Sicinski/Cicinsky/Cicinski | Poland | | 1880-1918 | 1202 |
| Sieben | Russia | | 1770 - 1910 | 534 |
| Siegman | Germany | Baden | before 1850 | 665 |
| Siegman | Canada | Ontario | 1850-1900 | 665 |
| Sim | Scotland | Moray | 1800 - 1850 | 1175 |
| Simla | Poland | | 1800-1980 | 1189 |
| Simpson | Scotland | Nairnshire | bef 1808 | 1333 |
| Simpson | England | West Yorkshire | 1735 | 1430 |
| Simpson | Canada | Nova Scotia | aft 1850 | 705 |
| Sims / Simms | England | Avon | c 1819 | 1294 |
| Sinclair | Jamaica | | 1700-1900 | 1057 |
| Sinclair | Canada | Manitoba | 1782 - 1999 | 799 |
| Sinclair | Scotland | Lanarkshire | 1780-1830 | 1106 |
| Sinclair | Scotland | Stirlingshire | bef 1810 | 946 |
| Sinclair | Scotland | Caithness | 1700-1900 | 1057 |
| Singer | Scotland | Aberdeenshire | aft 1800 | 149 |
| Sinnett | Canada | New Brunswick | Bef 1861 | 1263 |
| Sinnett | Northern Ireland | Antrim | Bef 1861 | 1263 |
| Skarran | Norway | | aft 1710 | 509 |
| Skillman | U.S.A. | New Jersey | bef 1811 | 670 |
| Skilton | Canada | Alberta | aft 1700 | 1204 |
| Skilton | England | Avon | aft 1599 | 1204 |
| Skinner | England | Surrey | aft 1800 | 117 |
| Skinner | India | | aft 1800 | 117 |
| Slack | U.S.A. | | aft 1760 | 839 |
| Slater | Ireland | Wicklow | bef 1780 | 962 |
| Slater | Canada | Ontario | bef 1780 | 962 |
| Sloan | Canada | Ontario | 1835 - 1900 | 970 |
| Sloman | Canada | Ontario | aft 1870 | 1587 |
| Slungard | Norway | | aft 1687 | 509 |
| Small | Scotland | | aft 1820 | 983 |
| Small | Scotland | Perthshire | bef 1820 | 983 |
| Small | Scotland | Angus | bef 1794 | 508 |
| Smart | England | Wiltshire | 1750-1900 | 1036 |
| Smart | Scotland | Roxburghshire | 1871 | 442 |
| Smeaton | England | Yorkshire | bef 1883 | 916 |
| Smed | Denmark | | abt 1808 | 286 |
| Smilde | Netherlands | | aft 1800 | 546 |
| Smilde | U.S.A. | Alabama | aft 1800 | 546 |
| Smiley | Northern Ireland | | 1790 - 1880 | 631 |
| Smith | England | Suffolk | 1860-1890 | 1279 |
| Smith | U.S.A. | Massachusetts | 1633 - 1685 | 452 |
| Smith | England | Northampton | 1845 | 1430 |
| Smith | Wales | | 1700-1800 Potton | 673 |
| Smith | England | Durham | bef 1900 | 769 |
| Smith | Bermuda | | 1780 - 1924 | 854 |
| Smith | Scotland | Moray | 1858 | 1218 |
| Smith | Bermuda | | 1780 - 1924 | 854 |
| Smith | Canada | Ontario | Bef 1818 | 1263 |
| Smith | England | Worcestershire | bef 1790 | 670 |
| Smith | England | Kent | bef 1850 | 1186 |
| Smith | Canada | Alberta | 1880-1950 | 911 |
| Smith (1) | Canada | Ontario | aft c1800 | 1218 |
| Smith (1) | Scotland | Lanarkshire | aft c1800 | 1218 |
| Smith (2) | U.S.A. | Vermont | aft c1700 | 1218 |
| Smith (2) | U.S.A. | Massachusetts | aft c1700 | 1218 |
| Smith (2) | England | Avon | aft c1700 | 1218 |
| Smith (2) | Canada | Ontario | aft c1700 | 1218 |
| Smith/Schmit | Canada | Nova Scotia | 1800 | 124 |
| Smyth | Northern Ireland | Tyrone | aft c1860 | 1218 |
| Sneddon | Scotland | Lanarkshire | aft 1800 | 149 |
| Snodgrass | Scotland | Wigtownshire and Canadia | bef 1813 | 645 |
| Snook | Canada | Ontario | 1821 | 685 |
| Snow | England | Hertfordshire | bef 1850 | 1312 |
| Snowdon | England | Yorkshire | 1865-1900 | 1130 |
| Snyder | U.S.A. | Pennsylvania | bef 1850 | 645 |
| Snyder | U.S.A. | Illinois | 1850-1870 | 645 |
| Solem | Norway | | aft 1850 | 509 |
| Somers | Canada | New Brunswick | aft 1760 | 1284 |
| Sorbie | Scotland | Lanarkshire | aft 1800 | 149 |
| Sorensdatter | Denmark | | aft 1803 | 286 |
| Southam | England | Oxfordshire or Oxon | c 1796 | 1294 |
| Sowden | England | West Riding | 1723 - 1758 | 326 |
| Spanswick | England | Wiltshire | 1770 | 781 |
| Sparling | Ireland | Limerick | 1709 - 1845 | 747 |
| Sparling | Ireland | Tipperary | 1709 - 1845 | 747 |
| Speed | Scotland | Fifeshire | 1800-1840 | 1198 |
| Spence | Scotland | Ayshire | 1800-1900 | 1189 |
| Spence | Canada | Ontario | bef 1825 | 962 |
| Spence | England | | 1700 - 1800 | 1117 |
| Spencer | England | Somerset | aft 1800 | 575 |
| Spera | U.S.A. | Pennsylvania | 1700-1900 | 834 |
| Spera | Canada | Ontario | 1700-1900 | 834 |
| Sperling | Russia | | 1770 - 1910 | 534 |
| Spiers | Scotland | Midlothian | 1813 - 1841 | 555 |
| Spille | Germany | Oldenburg | 1717-1859 | 286 |
| Spinard | Canada | Quebec | | 1102 |
| Sponagle | Canada | Nova Scotia | 1751 | 124 |
| Spowart | Scotland | West Lothian | 1800 - 1845 | 1175 |
| Sproul | Scotland | Renfrewshire | aft 1800 | 835 |
| Sproule | Northern Ireland | | aft 1800 | 575 |
| Squire | England | Bedfordshire | 1600-1750 Potton | 673 |
| Stade | Germany | Meckenlenburg-Strelitz | before 1850 | 1014 |
| Staffansdotter | Sweden | | 1712-1788 | 286 |
| Stainburn | England | West Riding | 1730 - 1809 | 326 |
| Stainton | England | Westmoreland | bfr 1844 | 1587 |
| Stainton | Canada | Ontario | aft 1844 - Present | 1587 |
| Stalker | Scotland | Ayshire | 1750s | 1364 |
| Stalling | U.S.A. | Illinois | 1865-1882 | 286 |
| Stalling | Germany | Oldenburg | 1742-1865 | 286 |
| Standen | England | Middlesex | 1800 - 1860 | 970 |
| Standish | Canada | Ontario | 1819 - 1920 | 970 |
| Stanford | England | | | 594 |
| Stanley- Clarke | England | Kent | aft 1800 | 117 |
| Stanley-Clarke | India | | aft 1800 | 117 |
| Stapledon | Canada | New Brunswick | aft 1835 | 877 |
| Stapledon | Canada | Ontario | aft 1840 | 877 |
| Stapledon | England | Devon or Devonshire | aft 1750 | 877 |
| Starkey, Wass | England | Nottinghamshire | | 1466 |
| Staward | England | Yorkshire | 1766 | 1430 |
| Steele | England | North Riding | 1740 - 1915 | 326 |
| Steele | England | West Riding | 1740 - 1915 | 326 |
| Steele | England | Cumberland | aft 1750 | 835 |
| Steen | U.S.A. | Alabama | 1840 - 1900 | 133 |
| Stegens | Germany | Oldenburg | 1667-1865 | 286 |
| Stegens | U.S.A. | Illinois | 1865-1882 | 286 |
| Steinhoff | U.S.A. | New Jersey | bef 1780 | 1402 |
| Stenton | England | Avon | aft 1599 | 1204 |
| Stenton | Canada | Alberta | aft 1700 | 1204 |
| Stephens | England | Hampshire or Hantshaving | 1750 - 1900 | 971 |
| Stephens | Ireland | | 1750-1860 | 834 |
| Stephenson | Canada | Ontario | aft 1780 | 1014 |
| Stephenson | England | Yorkshire | 1790-1840 | 1402 |
| Stephenson | U.S.A. | Montana | 1780 - 1900 | 747 |
| Stephenson | U.S.A. | Tennessee | 1780 - 1900 | 747 |
| Stephenson | England | East Riding | bef 1890 | 1014 |
| Stephenson | U.S.A. | Oklahoma | 1780 - 1900 | 747 |
| Steven | Scotland | Angus | 1790-1840 | 1106 |
| Stevens | U.S.A. | Illinois | 1849-1931 | 372 |
| Stevens | Canada | Alberta | 1849-1931 | 372 |
| Stevens | U.S.A. | New Hampshire | 1752-1812 | 372 |
| Stevens | U.S.A. | | 1803-1884 | 372 |
| Stevens | U.S.A. | | 1694-1797 | 372 |
| Stevens | U.S.A. | Massachusetts | 1665-1730 | 372 |
| Steward | England | Avon | 1850-1910 | 720 |
| Stewart | Scotland | Perthshire | Bef 1820 | 1255 |
| Stewart | Scotland | Banffshire | bef 1800 | 816 |
| Stewart | Canada | Alberta | aft c1800 | 1218 |
| Stewart | Canada | Ontario | aft c1800 | 1218 |
| Stewart | Scotland | | 1800-1889 | 1189 |
| Stewart | Northern Ireland | | aft c1800 | 1218 |
| Stewart | U.S.A. | | 1790 - 1830 | 829 |
| Stewart | Northern Ireland | | 1845 | 1218 |
| Stewart | Northern Ireland | Tyrone | aft c1800 | 1218 |
| Stewart / Steward | U.S.A. | | 1750 - 1772 | 829 |
| Stewart / Steward | U.S.A. | | 1773 - 1850 | 829 |
| Stinson | Ireland | Carlow | bef 1835 | 508 |
| Stobbe | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Stobbe | U.S.A. | Alabama | 1890 - 1999 | 817 |
| Stobbe | Canada | Alberta | 1890 - 1999 | 817 |
| Stobbe | Russia | | 1790 - 1920 | 817 |
| Stobbs | England | Northumberland | 1700 - 1950 | 549 |
| Stobbs | England | Durham | 1600 - 1950 | 549 |
| Stocks | England | Yorkshire | bef 1808 | 1333 |
| Stokes | England | Derbyshire | bef 1840 | 1274 |
| Stokes | Canada | Ontario | 1877 - 1918 | 1274 |
| Stokes | Scotland | Lanarkshire | bef 1877 | 1274 |
| Stokes | Canada | Ontario | bef 1840 | 1274 |
| Stoneage | England | Hampshire or Hantshaving | aft 1714 | 1172 |
| Straffon | Canada | Ontario | bef 1877 | 1298 |
| Strain | Northern Ireland | | bef 1843 | 1156 |
| Strangward | England | Huntingdonshire | 1700 - 1800 | 610 |
| Street | England | Surrey | aft 1710 | 1341 |
| strudwick | Canada | Alberta | | 1778 |
| Stryker | U.S.A. | New Jersey | bef 1810 | 670 |
| Stubbs | Canada | Ontario | bef 1890 | 983 |
| Stutt | Northern Ireland | Fermanagh | bef 1840 | 769 |
| Sulz | Russia | | aft 1800 | 705 |
| Sundberg | Sweden | | 1870-1940 | 986 |
| Sunderland | Ireland | Wicklow | aft 1800 | 575 |
| Sunderland | England | West Yorkshire | 1817-1887 | 225 |
| Sutcliffe | England | West Yorkshire | 1781-1841 | 225 |
| Sutherland | Scotland | Caithness | 1840-1850 | 1106 |
| Sutherland | Scotland | Caithness | bef 1803 | 1333 |
| Sutherland | Scotland | Sutherland | 1800 - 1900 | 816 |
| Suton | England | Warwickshire | 1380 - 1400 | 797 |
| Sutton | England | Worcestershire | 1425 - 1514 | 797 |
| Sutton | England | Worcestershire | 1286 - 1329 | 797 |
| Sutton | England | Staffordshire | 1400 - 1425 | 797 |
| Sutton | England | Cheshire | 1329 - 1380 | 797 |
| Sutton | England | Surrey | 1880-1912 | 1065 |
| Sveinbjornsson | | | Bef 1900 | 1263 |
| Swan | U.S.A. | Illinois | 1835 - 1890 | 460 |
| Swannell | England | Bedfordshire | aft 1800 | 149 |
| Swanson | Scotland | Caithness | bef 1788 | 1333 |
| Sweetapple | Canada | Newfoundland | 1789 | 1430 |
| Swift | Canada | Nova Scotia | 1780 - 1850 | 460 |
| Switzer | Canada | Ontario | bef 1910 | 1298 |
| Symes | Ireland | Laois or Laoighis | aft 1830 | 1294 |
| SYMMONDS | England | Cambridgeshire | 1790-1890 | 1335 |
| Symons | England | Devon or Devonshire | 1809-1848 | 568 |
| Taffler | England | West Midlands | 1700 - 1800 | 1045 |
| Talbot | Canada | Ontario | 1832 | 442 |
| Talbot | Ireland | Dublin | bef 1832 | 442 |
| Tandstad | Norway | | aft 1814 | 509 |
| Tanner | Ireland | Cork | 1700 - 1800 | 486 |
| Tayloe | England | Gloucestershire | bef 1920 | 1449 |
| Taylor | Canada | Ontario | 1881 | 1249 |
| Taylor | England | West Riding | 1781 - 1874 | 326 |
| Taylor | Scotland | Ayshire | 1850-1900 | 1282 |
| Taylor | Ireland | Dublin | 1809 - 1839 | 452 |
| Taylor | Canada | Nova Scotia | 1800 | 124 |
| Taylor | Canada | New Brunswick | aft 1774 | 508 |
| Taylor | Canada | Newfoundland | 1830 | 1430 |
| Tebultz | Germany | Meckenlenburg-Strelitz | 1800 - 1850 | 747 |
| Teichroeb / Teichroewen | Russia | | 1790 - 1920 | 817 |
| Teichroeb / Teichroewen | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Tharp | U.S.A. | Oklahoma | 1890 - 1920 | 747 |
| Theile | Germany | Alsace or Elsasz | aft 1850 | 323 |
| Theile | Germany | Alsace or Elsasz | bef 1850 | 323 |
| Thom | Canada | | 1820-1855 | 969 |
| Thom | Canada | | aft 1855 | 969 |
| Thom | Canada | Manitoba | aft 1900 | 969 |
| Thom | Scotland | Aberdeenshire | bef 1820 | 969 |
| Thomas | England | Bedfordshire | 1700-1850 Potton, Hatch | 673 |
| Thomas | England | Devon or Devonshire | bef 1910 | 797 |
| Thompson | England | Bedfordshire | 1600-1800 Potton | 673 |
| Thompson | Canada | Ontario | aft 1832 | 149 |
| Thompson | Northern Ireland | | 1869 to 1890 | 1188 |
| Thompson | England | West Riding | 1806 - 1875 | 326 |
| Thompson | Ireland | Laois or Laoighis | aft 1800 | 149 |
| Thompson | England | North Yorkshire | 1700 - 1800 | 1173 |
| Thompson | Northern Ireland | Antrim | bef 1855 | 946 |
| Thompson | Ireland | Carlow | bef 1855 | 946 |
| Thompson | Canada | Ontario | aft 1855 | 946 |
| Thompson | Canada | Ontario | aft 1840 | 909 |
| Thompson | Canada | Ontario | aft 1827 | 225 |
| Thomson | Scotland | Selkirkshire | aft 1875 | 149 |
| Thomson | Scotland | West Lothian | bef 1810 | 946 |
| Thomson | Scotland | Aberdeenshire | aft 1800 | 149 |
| Thomson | Scotland | Lanarkshire | bef 1785 | 645 |
| Thomson | Scotland | Perthshire | bef 1768 | 508 |
| Thorn / Thorne | England | Devon or Devonshire | 1700 - 1760 | 610 |
| Thorn / Thorne | England | Middlesex | 1860 - 1910 | 610 |
| Thorn / Thorne | England | Berkshire | 1800 - 1860 | 610 |
| Thorne | Canada | Alberta | aft 1909 - Present | 1587 |
| Thorne | Sweden | | bfr 1902 | 1587 |
| Thornton | England | Yorkshire | 1690-1750 | 744 |
| Thruston | England | Yorkshire | 1730-1800 | 1402 |
| Tilk | Canada | Ontario | bef 1879 | 1298 |
| Tilsner | Germany | Alsace or Elsasz | Bef 1860 | 1252 |
| Timins | England | Avon | aft 1800 | 117 |
| Timmins | Canada | Ontario | 1850 - 1900 | 1255 |
| Timmins | Canada | Quebec | Bef 1850 | 1255 |
| Tinney(Turney) | Canada | Ontario | bef 1820 | 1402 |
| Tjerandsen | Norway | | bef 1843 | 979 |
| Todd | Scotland | Lanarkshire | aft 1800 | 149 |
| Todd | Northern Ireland | | bef 1850 | 1312 |
| Tolmie | Scotland | Ayshire | bef 1820 | 1364 |
| Tomlinson | England | Cheshire | bef 1860 | 1384 |
| Tomlinson | England | Lancashire | 1800 - 1890 | 971 |
| Tordoff | England | West Yorkshire | 1534 - 1950 | 1173 |
| Torrance | Canada | Ontario | aft 1827 | 225 |
| Torstenbo | Norway | | bwf 1849 | 979 |
| Tortorelli | Italy | Abruzzo | aft 1700 | 117 |
| Tower | Canada | New Brunswick | 1770 - 1850 | 460 |
| Towriss | U.S.A. | Washington | 1800-1980 | 834 |
| Towriss | England | Lincolnshire | 1800-1980 | 834 |
| Towson | Ireland | Dublin | 1865-1924 | 1044 |
| Tracy | U.S.A. | Conneticut | 1796-1854 | 372 |
| Trail | Scotland | Aberdeenshire | before 1825 | 1385 |
| Trail | Canada | Ontario | after 1825 | 1385 |
| Trumpour | Canada | Ontario | aft 1784 | 149 |
| Trumpour | U.S.A. | New York | 1709 - 1800 | 149 |
| Trussell | England | Essex | | 812 |
| Tucker | U.S.A. | Massachusetts | 1800-1850 | 981 |
| Tunstall | England | Staffordshire | 1725 - 1967 | 326 |
| Tunstall | Canada | Alberta | 1725 - 1967 | 326 |
| Turkington | Northern Ireland | Antrim | aft 1900 | 575 |
| Turner | England | West Riding | 1804 - 1874 | 326 |
| Turner | Northern Ireland | Antrim | bef 1860 | 1186 |
| Tyhurst | England | Surrey | abt1810 | 575 |
| tymrick | Ukraine | | | 1696 |
| Tyndall(Tindall) | England | Yorkshire | 1780-1830 | 1402 |
| Tyrie | Scotland | Angus | Bef 1850 | 1255 |
| Uglow | U.S.A. | Illinois | aft 1872 | 442 |
| Uglow | England | Cornwall | bef 1872 | 442 |
| Ukrainetz | Romania | | Bef 1885 | 1252 |
| Ulman | Canada | Ontario | aft 1766 | 1106 |
| Upson | U.S.A. | Conneticut | 1646-1833 | 372 |
| Upson | England | Avon | 1646-1655 | 372 |
| Ure | Scotland | Stirlingshire | 1796 - 1999 | 1001 |
| Urquhart | Scotland | Ross & Cromarty | bef 1819 | 1333 |
| Valiant | Canada | Ontario | aft 1885 | 916 |
| Valient | England | London | bef 1880 | 916 |
| Valyear | Canada | | abt 1851 | 575 |
| Vandeleur | Northern Ireland | Antrim | aft 1859 | 453 |
| Vandeleur | Ireland | Carlow | aft 1859 | 453 |
| VANSICKLE | Canada | Ontario | 1800-Present | 1335 |
| Vansickle, Revoy, Comstock, Corless | Canada | Alberta | | 1335 |
| Venables | England | Dorset | 1800 - 1880 | 970 |
| Venables | Canada | Manitoba | 1895 - 1930 | 970 |
| Venables | Canada | Ontario | 1872 - 1900 | 970 |
| Vero/Verow/Vearow | England | Cheshire | bef 1840 | 1384 |
| Vero/Verow/Vearow | England | Cheshire | bef 1800 | 1384 |
| Vertie | England | Bedfordshire | 1700-1800 Potton, Biggleswade | 673 |
| Vewitt | Canada | Ontario | 1842-1880 | 225 |
| Vickers | England | Lancashire | all | 1177 |
| VICKERS | England | Yorkshire | | 1466 |
| VICKERS | England | Nottinghamshire | | 1466 |
| Victoire | U.S.A. | Conneticut | 1770-1810 | 372 |
| Virgin | Canada | | 1800-1900 | 1170 |
| Vollers | Germany | Oldenburg | abt 1707 | 286 |
| von Dycken | Germany | West Prussia or Westpreuszen | 1700 - 1800 | 817 |
| Von Gochnat | France | | bef 1770 | 575 |
| Von Gochnat | Germany | Alsace or Elsasz | bef 1770 | 575 |
| Vorraiter | Romania | | bef 1900 | 875 |
| Waddell | Scotland | Stirlingshire | | 572 |
| Wake | England | Somerset | 1800 - 1900 | 816 |
| Wakefield | Canada | Ontario | aft c1805 | 1218 |
| Wakefield | U.S.A. | | | 0 |
| Wakeham | England | Devon or Devonshire | bef 1810 | 670 |
| Waldroff | Canada | Ontario | 1790-1900 | 253 |
| Walker | Canada | Ontario | 1854 - 1891 | 1272 |
| Walker | Scotland | Aberdeenshire | bef 1854 | 1272 |
| Walker | England | Gloucestershire | 1867 | 1294 |
| Walker | Northern Ireland | Tyrone | 1842 | 1218 |
| Walker | England | Australian Capital Territory | | 1284 |
| Walker | Northern Ireland | Tyrone | aft c1760 | 1218 |
| Walker | Canada | Ontario | aft c1760 | 1218 |
| Walker | England | Yorkshire | aft 1800 | 1023 |
| Walker | Canada | Alberta | 1920-1950 | 1426 |
| Walker | Scotland | Stirlingshire | | 572 |
| Wall | England | Somerset | bfr 1848 | 1587 |
| Wall | Canada | Ontario | aft 1848 - Present | 1587 |
| Wallace | Canada | Ontario | after 1893 | 1385 |
| Wallace | U.S.A. | Utah | 1850 - 1880 | 797 |
| Wallace | U.S.A. | New Hampshire | 1661 - 1850 | 797 |
| Wallace | Northern Ireland | | bef 1850 | 1312 |
| Wallace | England | Avon | before 1893 | 1385 |
| Walton | England | Lancashire | aft 1780 | 149 |
| Ward | Canada | | aft 1820 | 744 |
| Ward | England | West Riding | 1752 - 1828 | 326 |
| Ward | England | Staffordshire | bef 1800 | 1312 |
| Warden | Canada | | 1870-1930 | 834 |
| Warden | Scotland | | 1870-1930 | 834 |
| Wardlaw | Scotland | Fifeshire | bef 1800 | 508 |
| Warner | Canada | Ontario | aft 1850 | 323 |
| Warner | Canada | Ontario | bef 1850 | 323 |
| warnes | Canada | Alberta | 1910-99 | 1412 |
| Waters | England | | 1600 - 1800 | 1117 |
| Watkins | England | Middlesex | aft 1800 | 670 |
| Watkins | England | Middlesex | aft 1830 | 670 |
| Watson | Ireland | Carlow | 1800 | 640 |
| Watson | Canada | Ontario | bef 1887 | 1149 |
| Watson | Scotland | Stirlingshire | 1830 - 1999 | 1001 |
| Watson | England | Northumberland | | 572 |
| Watson | Scotland | Ayshire | | 572 |
| Watson | Canada | Nova Scotia | 1780-1840 | 1083 |
| Watt | Scotland | Aberdeenshire | 1690 - 1996 | 685 |
| Watts | England | Berkshire | bef 1850 | 1312 |
| Weatherhead | Ireland | Carlow | 1810-1915 | 640 |
| Weatherhead | Canada | Ontario | 1810-1915 | 640 |
| Webster | England | West Yorkshire | 1809 - 1849 | 1430 |
| Webster | Canada | Ontario | 1820 - 1999 | 1031 |
| Webster | England | North Riding | bef 1850 | 1031 |
| Weeks | Canada | Ontario | aft 1800 | 117 |
| Weeks | Canada | Ontario | aft 1875 | 1242 |
| Weeks | Ireland | Laois or Laoighis | bef 1765 | 979 |
| Weeks | Canada | Ontario | aft 1870 | 1587 |
| Weeks | Canada | Prince Edward Island | aft 1822 | 979 |
| Weeks | Canada | Ontario | 1777 | 1249 |
| Weik | Scotland | West Lothian | bef 1850 | 946 |
| Weir | England | Northumberland | bef 1780 | 962 |
| Weir | Canada | Ontario | bef 1780 | 962 |
| Weir | Canada | Ontario | bef 1800 | 1402 |
| Weldon/Veldon | Northern Ireland | Fermanagh | bef 1840 | 711 |
| Weldon/Veldon | Canada | Quebec | aft 1820 | 711 |
| Wellwood | Ireland | Kilkenny | aft 1780 | 149 |
| Werenka/Verenka | Ukraine | | 1880-1920 | 1202 |
| Werner | Russia | | 1790 - 1850 | 817 |
| West | England | Suffolk | bef 1850 | 809 |
| West | England | West Yorkshire | 1671 | 1430 |
| West | England | North Yorkshire | 1730 - 1850 | 1173 |
| West | England | Yorkshire | 1800 - 1850 | 809 |
| Westbrook | Canada | Ontario | 1850 | 1249 |
| Westbrook | Canada | Ontario | 1800-1900 | 1242 |
| Westbrook | England | Hampshire or Hantshaving | aft 1811 | 1172 |
| Westbury | England | Warwickshire | 1780 - 1840 | 670 |
| Westby | Ireland | Kildare | 1750 - 1830 | 486 |
| Wester | U.S.A. | Alabama | aft 1890 | 546 |
| Weston | Canada | Ontario | 1800-1880 | 981 |
| Wetmon | England | Avon | bef 1900 | 703 |
| Wetmon | Canada | Alberta | aft 1900 | 703 |
| Whaley | England | Yorkshire | 1825 - 1930 | 631 |
| Whaley | England | Cambridgeshire | 1825 - 1920 | 631 |
| Wheater | England | West Riding | 1705 - 1812 | 326 |
| Wheeler | England | Yorkshire | bef 1912 | 916 |
| Wheeler | Scotland | Aberdeenshire | bef 1820 | 1156 |
| Wheeler | U.S.A. | Oregon | Bef 1900 | 1252 |
| Wheeler | U.S.A. | Kansas | Bef 1890 | 1252 |
| White | England | Buckinghamshire | 1854 - 1885 | 1430 |
| Whitehead | England | West Riding | 1798 - 1847 | 326 |
| Whiteside | Northern Ireland | Tyrone | aft c1840 | 1218 |
| Whiting | England | Gloucestershire | bef 1900 | 1449 |
| Whitman | Canada | Nova Scotia | 1752 | 124 |
| Whitmore | Canada | Ontario | aft 1810 | 1271 |
| Whittaker | Canada | Quebec | aft 1800 | 711 |
| Wiersma | U.S.A. | Alabama | aft 1880 | 546 |
| Wild | England | Lancashire | 1830 to 1930 | 1358 |
| Wilder | U.S.A. | New York | 1800 - 1900 | 747 |
| Wilder | U.S.A. | | 1800 - 1900 | 747 |
| Wiles | England | Bedfordshire | aft 1800 | 149 |
| Wiley | Canada | New Brunswick | aft 1800 | 1023 |
| Wilkie | Scotland | Fifeshire | 1787-2000 | 1249 |
| Wilkins | Ireland | Sligo | 1800-1850 | 1036 |
| Wilkins | Canada | Ontario | 1850-1900 | 1036 |
| Wilkinson | England | Cumbria | 1860 - 1940 | 1173 |
| Wilkinson | England | Staffordshire | 1800 - 1850 | 809 |
| Wilkinson | England | Cheshire | bef 1800 | 1384 |
| Williams | Ireland | Tipperary | 1780 - 1840 | 747 |
| Williams | Northern Ireland | Tyrone | aft c1900 | 1218 |
| Williams | Wales | | bef 1850 | 769 |
| Williams | England | Lincolnshire | 1800 - 1950 | 1068 |
| Williams | Wales | | 1762-1854 | 286 |
| Williams | U.S.A. | Wisconsin | 1853-1875 | 286 |
| Williams | U.S.A. | Nebraska | 1875-1893 | 286 |
| Williams | Canada | Alberta | 1893-1894 | 286 |
| Williams | England | Sussex | 1800 - 1950 | 1068 |
| Williams | U.S.A. | New York | ca 1838 | 640 |
| Williamson | Scotland | Shetland Isles | bef 1840 | 985 |
| Willis | England | Somerset | 1790-1856 | 253 |
| Willoughby | Ireland | Cavan | 1790 - 1830 | 747 |
| Wilmot | Canada | New Brunswick | aft 1770 | 1284 |
| Wilson | Northern Ireland | | bef 1850 | 1312 |
| Wilson | Scotland | Roxburghshire | aft 1800 | 117 |
| Wilson | Canada | Ontario | aft 1847 | 1271 |
| Wilson | England | Avon | bef 1847 | 1271 |
| Wilson | Canada | Ontario | Bef 1890 | 1255 |
| Wilson | Canada | New Brunswick | 1783 - 1920 | 460 |
| Wilson | U.S.A. | New York | aft 1835 | 629 |
| Wilson | Ireland | Dublin | 1800 | 1086 |
| Wilson | Canada | Ontario | aft 1871 | 629 |
| Wilson | Northern Ireland | Derry or Londonderry | abt 1798 | 629 |
| Windecker | Germany | Alsace or Elsasz | bef 1712 | 1402 |
| Windiate | England | Hampshire or Hantshaving | abt 1800 | 575 |
| Wing | England | Devon or Devonshire | bef 1905 | 797 |
| Winters | Germany | Oldenburg | 1699-1795 | 286 |
| Wintour | Scotland | Midlothian | 1700-1900 | 1057 |
| Wintringham | England | Yorkshire | 1730-1800 | 1402 |
| Wishart | U.S.A. | Indiana | 1790-1860 | 575 |
| Withers | England | Hampshire or Hantshaving | 1750 - 1850 | 971 |
| Wolna | Poland | | 1800-1980 | 1189 |
| WOLOSHEN | Canada | Alberta | 1890 - Present | 1068 |
| WOLOSHEN | Ukraine | | 1890 - Present | 1068 |
| WOLOSZYN | Canada | Alberta | 1890 - Prensent | 1068 |
| WOLOSZYN | Ukraine | | 1890 - Present | 1068 |
| Wolska | Poland | | 1800-1980 | 1189 |
| Womersley | England | West Riding | bef 1850 | 820 |
| Wonnenberg | Russia | | 1800-1900 Bessarabia | 1110 |
| Wood | Canada | New Brunswick | aft 1800 | 1105 |
| Wood | Scotland | Argyllshire | aft 1770 | 1358 |
| Woodiwiss | Canada | Ontario | 1840 - 1900 | 1436 |
| Woods | U.S.A. | Montana | 1880 - 1940 | 1436 |
| Woods | Canada | Ontario | Bef 1865 | 1252 |
| Wooldridge | Canada | Newfoundland | 1800 | 1430 |
| Wormald | England | London | aft 1880 | 1107 |
| Wright | England | Lancashire | bef 1800 | 946 |
| Wright | Ireland | Dublin | bef 1840 | 1198 |
| Wright | England | West Yorkshire | 1800-1885 | 225 |
| Wright | Canada | Ontario | bef 1900 | 1278 |
| Wright | England | Middlesex | 1910 | 954 |
| Wright | England | Westmoreland | 1870 | 954 |
| Wrightson | England | Yorkshire | bef 1900 | 769 |
| Wyatt | England | Hampshire or Hantshaving | 1780 - 1850 | 971 |
| Wylie | Ireland | | bef 1901 | 645 |
| Wyper | Scotland | Lanarkshire | aft 1800 | 149 |
| Yallmadge | U.S.A. | New York | bef 1850 | 875 |
| Ydsti | Norway | | aft 1697 | 509 |
| Young | England | Surrey | | 1065 |
| Young | Scotland | Midlothian | 1800 - 1850 | 555 |
| Younger | U.S.A. | Virginia | 1700 | 839 |
| Younger | Scotland | Lanarkshire | bef 1700 | 839 |
| Younger | U.S.A. | Virginia | aft 1700 | 839 |
| Younger | Scotland | Lanarkshire | bef 1700 | 839 |
| Yuil | Scotland | | bef 1810 | 645 |
| Yuill | Canada | | aft 1900 | 1170 |
| Zappitelli | Italy | | bef 1910 | 797 |
| Ziajka | Poland | | 1800-1980 | 1189 |
| Zijlstra | U.S.A. | | aft 1880 | 546 |
| Zuziak | Poland | | 1800-1980 | 1189 |