- Odoin
- Odom
- Oeningen
- Oeren
- Oestman
- Oettingen
- of Bohemia
- of Gorze
- of Hungary
- Violant (b. abt 1216, d. 12 Oct 1251)
- of Mercia
- of Parthia
- Theos (b. 120 BCE, d. aft 057 BCE)
- of Poland
- of Vermandois
- Eudes (b. 1000, d. 25 May 1045)
- Offley
- Og
- Ogden
- Ogilvy
- Alexander (b. est 1308)
- Alexander (b. est 1403, d. 20 Nov 1419)
- Alexander (b. est 1418)
- Alexander (b. est 1479)
- Alexander + (b. est 1373, d. bet 14 Jul 1421 and 2 Oct 1423)
- Andrew (b. est 1397, d. 1461)
- Archibald (b. est 1478, d. 1504)
- Christian (b. est 1424)
- Christian (b. 1440)
- David (b. est 1401, d. 1440)
- Elizabeth (b. est 1427)
- George (b. est 1399)
- George (b. est 1406, d. 20 Nov 1419)
- George (b. est 1680)
- Giles (b. est 1401)
- Isabel (b. est 1410)
- Isabel (b. est 1474)
- Isobel ++ (b. abt 1442)
- James (b. est 1410, d. 1450)
- James & (b. est 1425)
- John (b. est 1477, d. Apr 1505)
- John & (b. est 1400, d. Jun 1489)
- Malcolm (b. est 1476)
- Margaret (b. 1420, d. 1471)
- Margaret (b. est 1435)
- Marion (b. est 1429)
- Marion ++ (b. 1520, d. 16 Jul 1569)
- Marjory + (b. est 1395)
- Oliver (b. est 1475)
- Patrick (b. 1392, d. 1429)
- Patrick (b. est 1404, d. 20 Nov 1419)
- Patrick + (b. est 1275)
- Patrick + (b. 1310)
- Walter (b. est 1408, d. bef 1456)
- Walter (b. est 1422)
- Walter & (b. est 1330)
- Walter & (b. est 1385, d. 1440)
- Ogle
- Alexander (b. est 1375, d. Oct 1416)
- Dorothy & (b. 1493, d. 1541)
- Elizabeth (b. est 1378)
- Elizabeth & (b. 1517, d. abt 1577)
- Joan (b. est 1340)
- Joan & (b. 1517, d. abt 1577)
- John (b. est 1373, d. 24 Apr 1450)
- John & (b. abt 1495, d. 1545)
- John & de (b. est 1270, d. 1323)
- Margery (b. est 1376)
- Owen & (b. 1440, d. 1 Sep 1486)
- Ralph & (b. 7 Nov 1468, d. 16 Jan 1513)
- Robert (b. 1491, d. bef 26 Jan 1532)
- Robert & (b. 1315, d. 16 Jun 1362)
- Robert & (b. 1328, d. Nov 1355)
- Robert & (b. bef 8 Dec 1351, d. 31 Oct 1410)
- Robert & (b. 21 May 1379, d. 12 Aug 1436)
- Robert & (b. 1406, d. 1 Nov 1469)
- Roger & de (b. 1295, d. 1350)
- Thomas & (b. 1245)
- Oheningen
- Ohningen
- Oilly
- Oiselet
- Oisy
- Adele & d' (b. 1018, d. 1048)
- Alice d' (b. 976)
- Ermengarde d' (b. est 1118)
- Fastrad I & d' (b. 1055, d. bef 8 Jun 1092)
- Fastrad II & d' (b. 1075, d. 1111)
- Gauthier I & d' (b. 942, d. 1011)
- Gauthier II & d' (b. 978, d. 1041)
- Hildiarde & d' (b. est 1150)
- Hugh & d' (b. 1012, d. 1058)
- Hugues I & d' (b. 1048, d. 1111)
- Hugues III d' (b. est 1165, d. 29 Aug 1189)
- Mathilde d' (b. abt 1120)
- Nicolas & d', ("Nicholas le Beau") (b. 1130)
- Petronille + d' (b. est 1132, d. 1207)
- Simon & d' (b. est 1125, d. 1171)
- Unknown + D' (b. est 1150)
- Walter I & d' (b. 1100)
- Oketon
- Olaffson
- Olafsdatter
- Olafsdotter
- Olafsdottir
- Olafsson
- Olamudha
- Olavson
- Olavsson
- Olchacin
- Oilioll (b. 1180 BCE, d. abt 1031 BCE)
- Olcott
- Olcutt
- Oldage
- Oldcastle
- Oldcoln
- Oldenburg
- Adelheid of (b. est 1395, d. bef 1423)
- Adelheid von (b. abt 1429, d. 21 Dec 1492)
- Agnes (b. est 1342, d. abt 1377)
- Agnes von (b. est 1299)
- Beatrix von (b. est 1104)
- Christian I ++ of (b. Feb 1426, d. 21 May 1481)
- Christian V ++ (b. abt 1340, d. bef 22 Apr 1403)
- Christian von (b. est 1063, d. 1136)
- Dietrich II ++ of (b. 1390, d. 14 Feb 1440)
- Egilmar II & von (b. 1070, d. 1145)
- Eilike + von (b. est 1120)
- Gerhard von (b. est 1213, d. abt 1270)
- Gertrud von (b. est 1065, d. 1108)
- Gisela von (b. est 1301, d. bef 25 Aug 1343)
- Hadwige ++ von (b. est 1230, d. abt 1270)
- Hedwig ++ von (b. est 1195, d. abt 1250)
- Hedwig von (b. est 1229, d. 15 Jul 1296)
- Henry IV ++ von (b. est 1205, d. bef 8 Aug 1270)
- Kunigarde ++ von (b. est 1209, d. abt 1264)
- Ludolf von (b. est 1208, d. abt 1271)
- Moritz von (b. 1294, d. 20 Jul 1368)
- Oda von (b. est 1192, d. abt 1211)
- Otto von (b. est 1100, d. 16 Nov 1181)
- Otto von (b. est 1209, d. abt 1261)
- Salome von (b. est 1190, d. abt 1267)
- Sophie von (b. est 1205, d. abt 1261)
- Thomas von (b. est 1211, d. abt 1273)
- Wilbrand von (b. est 1206, d. abt 1230)
- Oldfield
- William (b. 21 Feb 1750, d. 13 Nov 1837)
- Oldham
- Abigail (b. 24 Nov 1693)
- Alice (b. est 1705)
- Anna (b. 19 Mar 1696, d. bef 28 Oct 1766)
- Anna (b. bef 13 Jun 1773)
- Bethiah (b. est 1740, d. 3 Nov 1818)
- Betty (b. May 1742, d. 11 Jun 1774)
- Caleb (b. 27 Jan 1702)
- Caleb (b. bef 3 Jan 1772, d. 13 Jan 1772)
- David (b. Sep 1752, d. 17 Apr 1834)
- Desire (b. 28 Feb 1698, d. 25 Feb 1786)
- Elizabeth (b. 5 May 1677, d. bef 27 Oct 1747)
- Elizabeth (b. 4 Oct 1691)
- Grace (b. 27 Feb 1704)
- Hannah (b. est 1675)
- Hannah (b. est 1720)
- Hannah (b. 29 Oct 1733, d. 4 Nov 1804)
- Hannah (b. est 1746)
- John (b. 1530)
- John (b. bef 14 Jul 1592, d. Jul 1636)
- John (b. est 1727)
- John (b. est 1755)
- Joshua (b. 20 Jun 1684)
- Josiah (b. bef 10 Sep 1769)
- Lucretia (b. est 1601, d. 4 Mar 1671)
- Lucy (b. est 1785)
- Mary (b. 1 Apr 1686, d. 2 Aug 1775)
- Mehitable (b. bef 14 Dec 1717)
- Mercy (b. 28 Jul 1689)
- Mercy (b. bef 21 Aug 1768)
- Oliver (b. est 1729, d. Oct 1759)
- Patience (b. est 1735, d. 1737)
- Patience (b. 1753)
- Peleg (b. est 1744)
- Sarah (b. est 1725)
- Thomas (b. est 1635)
- Thomas (b. 30 Oct 1660, d. bef 24 Jan 1734)
- Thomas (b. 30 Jan 1699, d. 23 Jul 1735)
- Thomas (b. est 1730)
- William (b. 26 Jun 1568, d. 26 Jun 1636)
- Oldin
- Olds
- Olgovich
- Olin
- Oliphant
- Oliphant Smith
- Oliphard
- Oliver
- Abigail (b. est 1625)
- Andrew (b. est 1815)
- Anna (b. 18 Jun 1769)
- Daniel (b. est 1630, d. Jun 1637)
- Edmund, H (b. est 1815, d. 11 Nov 1883)
- Elizabeth (b. est 1660)
- Elizabeth (b. est 1716)
- Elizabeth # (b. 1575)
- Gilbert (b. est 1535, d. 26 Oct 1583)
- Hannah (b. bef 5 Jan 1777)
- Hannah Francis (b. est 1765, d. 8 Nov 1846)
- Henry (b. est 1750)
- James (b. 1619)
- James (b. est 1665)
- James (b. bef 3 Jun 1770)
- John (b. est 1540)
- John (b. est 1605)
- John (b. est 1613, d. 30 Sep 1646)
- John (b. est 1615)
- John (b. 17 Apr 1737, d. aft 1783)
- Jonathan (b. est 1750)
- Joseph (b. 12 Sep 1706, d. 5 Jan 1790)
- Joseph (b. 21 Apr 1739)
- Magdaline (b. 4 Aug 1566)
- Mary (b. abt 1610, d. bef 31 Dec 1655)
- Mary (b. est 1635)
- Mary (b. est 1722)
- Mary (b. est 1790)
- Mary Ann (b. est 1805)
- Nathan (b. bef 2 May 1772)
- Nathaniel (b. est 1618, d. Nov 1633)
- Patience (b. 18 Nov 1766)
- Peter (b. est 1616)
- Peter (b. est 1685, d. 5 Apr 1717)
- Peter (b. est 1690, d. 7 Dec 1729)
- Peter (b. est 1720)
- Peter (b. 14 Jan 1734, d. aft 1779)
- Rachel (b. bef 31 Jul 1774)
- Russell (b. 20 Mar 1744)
- Samuel (b. est 1627, d. 27 Mar 1652)
- Samuel (b. est 1726)
- Sarah (b. est 1728)
- Susannah (b. 14 Jan 1740, d. 2 Sep 1827)
- Thomas (b. est 1515)
- Thomas (b. 1567, d. 1 Jan 1658)
- Thomas (b. est 1665)
- Thomas (b. bef 12 Oct 1718)
- Thomas (b. est 1725, d. bef 5 Mar 1762)
- Thomas (b. 30 Sep 1759)
- Olivier
- Ollamh
- Ollyver
- Olmstead
- Abigail (b. 10 Jun 1716, d. 5 Apr 1723)
- Abigail (b. est 1765)
- Anna (b. est 1758)
- Aurelia (b. est 1766)
- Deborah (b. 24 Jul 1721)
- Dorothy (b. 21 Mar 1715, d. 14 May 1741)
- Dorothy (b. est 1740)
- Dorothy (b. 1752)
- Elizabeth (b. est 1645)
- Elizabeth (b. est 1695)
- Eunice (b. 18 Sep 1701)
- Faith (b. bef 7 Jan 1607, d. Mar 1628)
- Frances (b. est 1609, d. 14 Feb 1610)
- Hannah (b. est 1754)
- Hannah (b. est 1765)
- Ichabod (b. 12 Sep 1725)
- Jabez (b. est 1685)
- James (b. est 1555)
- James (b. bef 4 Dec 1580, d. bef 28 Sep 1640)
- James (b. bef 22 Feb 1616)
- John (b. est 1695)
- Jonathan (b. 9 Nov 1707, d. 20 Sep 1725)
- Jonathan (b. est 1750)
- Joseph (b. est 1650)
- Lois (b. est 1735)
- Mabel (b. bef 30 Sep 1610, d. Feb 1622)
- Mabel (b. est 1655)
- Mary (b. bef 18 Apr 1621, d. Apr 1621)
- Mary (b. 18 Sep 1701)
- Mercy (b. 27 Nov 1764)
- Nehemiah (b. bef 10 Nov 1618)
- Nicholas (b. bef 15 Feb 1613)
- Roger (b. est 1765)
- Samuel (b. est 1650)
- Samuel (b. est 1676, d. 27 Jul 1747)
- Samuel (b. 8 Sep 1703)
- Sarah (b. est 1650, d. 7 Nov 1709)
- Sarah (b. 29 Dec 1699, d. 10 May 1704)
- Sarah (b. est 1700)
- Sarah (b. est 1725)
- Stephen (b. 7 Aug 1721, d. 26 Apr 1778)
- Stephen (b. est 1735)
- Stephen (b. est 1748)
- Susanna (b. 19 Oct 1719)
- Susannah (b. est 1756)
- Thankful (b. 15 Feb 1713, d. 6 Oct 1743)
- Thomas (b. est 1690)
- William (b. 21 Nov 1705)
- Olmsted
- Olmucadha
- Olney
- Olofsdottir
- Oltigau
- Olum
- Olverson
- Olybrius
- Oman
- Omans
- Omelaz
- Omey
- Onundsson
- Oosterbant
- Oostrum
- Opdyke
- Opie
- John (b. est 1695)
- Susanna (b. 5 Feb 1720, d. bef 4 Mar 1750)
- Oplaendinge
- Oporto
- Opp
- Oppeln-Ratibor
- Orbais
- Orchard