- O'Dubhslaine
-
Denis b. c 1600
- O'Dulany
-
Denis b. c 1600
- O'Fogurty
- O'Gasco
- O'Hara
- O'Keefe
-
Cornelius Thomas b. c 1825Edith Ingles b. 27 Feb 1890, d. 17 Jun 1974William Henry b. 21 Feb 1859, d. 5 Mar 1937
- O'Kelley
-
Elizabeth F. b. 9 Nov 1826, d. 3 Oct 1907
- O'Moore
-
Mor d. 1164
- O'Mulloy
- O'Neil
-
Mary J. b. 27 Sep 1864, d. 7 Mar 1941
- O'Neill
-
Malachy d. 1185
- O'Rear
- O'Toole
-
Mor d. 1164Muirchertach d. 1164
- Oakes
- Oakley
-
Tilley b. 5 Apr 1881, d. 22 Jun 1950
- Oaks
-
Elmer "Skipper" b. 29 Jan 1909, d. 24 Apr 2007
- Obama
-
Barack Hussein Ph.D. b. 1936Hussein Onyano b. 1895, d. 1979
- Obenchain
-
Sue Ellen "Lulu" b. 1 Sep 1865, d. 31 Mar 1948
- Ober
-
Blythe Henry b. 31 Mar 1849, d. 16 Nov 1937Danfield b. Aug 1863, d. 4 Aug 1864Elizabeth d. 1731George Root b. Jun 1865, d. 29 Aug 1869Jane Tressa b. 2 Jun 1860Mary Jane b. 14 Sep 1861, d. 22 Apr 1864Peter b. Dec 1830
- Oberholzer
-
Elsy b. c 1540
- Oborn
- Odell
-
John b. 1710, d. 25 Jun 1750Mary b. 10 Nov 1605Sarah Mae "Sally" b. 29 Feb 1848, d. 18 Oct 1942
- Odoevskaya
-
Eudoxia Romanovna (Princess) d. 9 Oct 1569
- of Bednal Green, co. Middlesex
-
Roger James d. 10 Dec 1596
- of Bewsey
- of Bulgaria
- of Châteaudun
- of Drayton, Oxfordshire
- of England
- of Gorze, Count of the Ardennes
-
Bivin b. 830
- of Hainaut
- of Halicz
-
Marija Jurjewna b. b 1293, d. 11 Jan 1341
- of Lombardy
-
Théodrade d'Italie b. c 798
- of Mar
- of Rotherfield
-
Robert b. c 1180
- of Scotland
- of Sicily
- of the Hevelli]
- of Thuringia
- of Tiberias
- of Waterford
- Offill
-
Phoebe b. 1723, d. 27 Jun 1803
- Offley
-
Mary b. 14 Apr 1793, d. 24 May 1865
- Ogden
-
Jane b. 1 Nov 1724, d. 1748Kate B b. 1 Apr 1859Mildred Ann b. 9 Mar 1837, d. 20 Jan 1929Robert Jeffries Jr. b. 9 Nov 1907, d. 8 Feb 1977Robert Jeffries Sr. b. 18 Nov 1876, d. 8 Mar 1943
- Ogg
-
Harriett b. 18 Mar 1880, d. 18 Mar 1880John L. b. 1876, d. 19 Feb 1953Malley b. 1 Feb 1854Randolph d. b 1947
- Ogilvie
- Ogilvy
-
Alexander 4th of Boyne b. c 1530, d. b 1606Alexander of Collard d. b 27 Jun 1562Isabel d. 1484James (Sir) 1st Lord Ogilvy of Airlie d. b 25 Sep 1504James (Sir) of Deskford and Findlater d. bt 13 Feb 1509 - 1510James 1st Earl of Findlater d. 1642James 5th Lord Ogilvy of Airlie d. 1606James Master of Ogilvy d. 10 Sep 1547James of Cardell d. a 19 Feb 1574James of Deskford and Findlater d. bt 1 Feb 1505 - 1506
- Ogilvy (cont.)
-
Mariota b. c 1500, d. 1575Walter (Sir) 1st of Dunlugus b. 1460, d. 29 Nov 1558Walter (Sir) of Auchlevyn, 1st of Boyne b. 1460, d. bt 1507 - 1508Walter (Sir) of Auchterhouse b. c 1340, d. 1391Walter (Sir) of Lintrathen d. 1460Walter of Deskford d. bt 1454 - 1456Walter Vicomte d'Angus b. c 1340, d. 1391
- Ogle
-
Anne b. c 1509Dorothy b. c 1500John b. c 1495, d. a 1545Margaret b. c 1506, d. 25 Jul 1548Owen (Ewyn) 2nd Baron Ogle d. 1 Sep 1486Phillis d. 1606Ralph 3rd Lord Ogle b. 7 Nov 1468, d. bt 16 Jan 1512 - 1513Robert (Sir) Knt. b. c 1428, d. b 20 Oct 1465Robert (Sir) Knt., of Ogle, Northumberland b. bt 1369 - 1373, d. 12 Aug 1436Robert 1st Baron Ogle d. 1 Nov 1469Robert 5th Lord Ogle b. 1516, d. 6 Mar 1545
- Ogle (cont.)
-
Thomas b. c 1449William (Sir) Knt. b. c 1491, d. b 30 Jun 1542William (Sir) of Choppington and Burrowdon b. c 1412, d. 10 Aug 1474
- Oglesby
-
Elizabeth Anne b. 19 Feb 1920, d. 16 Nov 1997William Barr b. 10 Jul 1888, d. 16 Dec 1972William Barr (Dr.) Jr. b. 3 Jun 1916, d. 1993
- Oiler
-
Anna Violet b. 9 Sep 1915Emmett b. 16 Nov 1884, d. Jun 1934Sarah Ellen b. 15 Jul 1922, d. 15 Jul 1922Seth W. b. 13 Jan 1920, d. 21 Jan 1920
- Okeover
-
Jane b. 1559, d. 27 Apr 1619
- Olafsdatter
-
Ragnhild b. c 1117Ragnhild Olafsdatter b. c 1117
- Olafson
-
Rognvald King of Vestfold b. 790, d. 850
- Olcot
-
Glen Edson b. 21 Apr 1881Judson b. c 1852Nina Electa b. 7 Oct 1889Roy Berton b. 30 Dec 1886, d. 4 Sep 1888
- Oldcastell
-
John (Sir) Knt., of Almeley, Baron Cobham d. 25 Dec 1417
- Olden
- Oldhall
- Oldham
-
"Ready Money" Richard d. 17 Jun 1836George b. 1772, d. 2 Jun 1831Goodman b. 20 Sep 1789, d. 5 Apr 1835Jesse Sr. d. 1814Nancy b. 27 Dec 1791, d. 28 Sep 1858Richard d. 17 Jun 1836
- Oldman
- Olelkowicz
-
Princess Zofia (Princess) Duchess of Sluck and Kopyl b. 1 May 1585, d. 9 Mar 1612
- Oliphant
- Oliver
-
Amelia Jane "Jenny" b. 10 Sep 1846, d. 15 Feb 1934Asa b. 14 Apr 1846, d. 30 Aug 1879Isaac C. b. 1824, d. 1911James Granville b. 1 Jan 1878, d. 3 Jun 1963John B. b. 1810, d. 1882Jordan b. c 1195Nancy S. Mendoza b. 9 Jan 1826, d. 18 Feb 1892Pleasant A b. 1782, d. 1833Pleasant H. b. 9 Oct 1836, d. 11 Jan 1877Sarah b. 1740
- Olmstead
-
George Owen b. 30 Dec 1830Nathaniel Balch b. 12 Feb 1855, d. Oct 1857Nellie L b. 27 Mar 1866
- Olney
-
Margaret b. c 1414Margery b. c 1364
- Olsen
-
Christine Antoinette b. 14 Aug 1884, d. 10 May 1954
- Olson
-
Alfred Francis b. 23 Jun 1929, d. 16 Jun 1994Arnold Charles b. 26 Feb 1899, d. 25 Mar 1962
- Onins
-
Rachel b. 4 Jul 1825, d. 8 May 1900
- Onley
-
Mary of Catesby, Northants d. bt 14 Mar 1559 - 1560
- Onslow
-
Eleanor b. 1519, d. 5 Jun 1604Margaret b. c 1595Roger b. c 1570
- Opalinska
-
Katarzyna b. 1680, d. 1747
- Opie
-
Susanna b. 5 Feb 1719/20, d. b 10 May 1748Susannah b. 5 Feb 1719/20, d. b 10 May 1748
- OplaendingeHalfdansson
-
Ivar Vid Fame Jarl b. 790, d. bt 807 - 880
- Orchard
- Ordonez
- Orear
-
Maria Louise b. 28 Apr 1836, d. 24 Feb 1901
- Orlady
- Ormond
-
Elizabeth d. Nov 1505Margaret (Lady) b. c 1465, d. bt 30 Sep 1539 - 20 Mar 1538/39Thomas KB, 7th Earl of Ormond d. 5 Aug 1515
- Orndorf
-
Dale Warren b. 24 Mar 1945, d. 18 Dec 1997Dale Warren Jr. b. 7 May 1967
- Orr
-
Josephine C. b. 8 Feb 1836, d. 12 Jan 1897Samuel b. b 1738, d. b 16 Apr 1767
- Orreby
- Orrell
- Orrick
-
James d. b 1717
- Orrison
-
Laura b. 14 May 1870
- Orseolo
-
Froizza/Frowila b. c 1015, d. 17 Feb 1071Otone Doge of Venice b. 989, d. 1031Pietro King of Hungary b. 1011, d. 30 Aug 1059Péter King of Hungary b. 1011, d. 30 Aug 1059
- Orsini del Balzo
-
Giannantonio 2nd Prince of Taranto, Duca di Bari, Conte di Lecce, Acerra, Soleto e Conversano b. 1393, d. 26 Dec 1463
- Orsini
-
Alfonsina b. 1472, d. 7 Feb 1520Bertoldo Nobile Romano, Senator of Rome d. 15 Feb 1353Bertoldo/Bertolo Senator of Rome d. 1288Bobone d. 1170Bobone d. a 1214Celestine III (Pope) b. c 1110, d. 8 Jan 1198Clarice b. c 1450, d. 30 Jul 1488Constanzo d. a 1000Francesca d. a 8 Mar 1411Gentile I d. b 1246Gentile II Senator of Rome d. 1314Gentile Nobile Romano b. 1365, d. a 1372Giacinto d. a 1060Giacinto b. c 1110, d. 8 Jan 1198Giacomo d. a 1200
- Orsini (cont.)
-
Giovani "Giangaetano" d. a 12 Apr 1232Giovanna d. bt 1285 - 1287Giovanni Gaetano b. c 1216, d. 22 Aug 1280Guido 1st Conte di Pitigliano e Soana d. a 1348Matteo d. a 12 Jan 1279Matteo Rosso Nobile Romano, Cardinale b. c 1230, d. 4 Sep 1305Matteo Rosso “il Grande” Senator in Rome b. 1178, d. 13 Oct 1246Mattoe d. a 1222Napoleone 1st Conte di Manoppello d. a 1361Napoleone Senator of Rome d. bt 1257 - 1262Niccolo d. bt 1201 - 1220Niccolo 3rd Conte di Nola e Soleto, Senator of Rome b. 27 Aug 1331, d. a 14 Feb 1399Nicholas III (Pope) b. c 1216, d. 22 Aug 1280Oddone d. a 1214Oddone d. a 1157Orsello (Orso) d. 1295
- Orsini (cont.)
-
Orso d. a 1207Orso d. a 1301Peitro d. a 27 May 1159Poncello Vicario Regio di Roma d. a 1314Ricardo Count of Kephalenia d. b 7 Apr 1304Roberto 2nd Conte di Nola d. 1350Roberto Conte di Pitigliano d. bt 1384 - 1389Roberto Cte di Nola d. 1350Romano d. 1274Sueva/Sveva d. a 1404Uguccione d. c 1213
- Ortiz
-
Fortun Sire de Zuniga d. c 1270Lope Sire de Zuniga d. 1239
- Ortlip
-
Abigail b. 16 Oct 1799, d. May 1855Andrew b. 1766, d. 3 Feb 1829
- Orvu
- Osbaldston
-
Alice b. c 1378John b. c 1352
- Osborn
-
John (Capt.) d. 15 Jul 1709Judey/Judith b. 1683, d. 1 Jul 1750Margaret d. b 1739Mary b. 29 Mar 1653, d. 28 Nov 1726Peter d. b 1714Susan b. 1772, d. 28 Feb 1844
- Osborne
-
Alice b. c 1563, d. Dec 1626Margaret b. 11 Apr 1833
- Osenbach
-
Elizabeth b. 12 Oct 1823, d. 16 Aug 1877
- Osgood
-
Mary b. 11 Feb 1690, d. 22 Oct 1752Mary Janette b. 6 Aug 1844
- Osorez
- Osoriez
-
Gutierre d. c 941
- Ostrander
- Oswald
-
Joseph Jr. d. bt 29 Jan 1785 - 5 Apr 1786
- Otis
-
Frederic C b. 26 Apr 1857Grace Mabel b. 13 Dec 1866, d. 20 Jan 1889Roscoe E b. 21 Feb 1870Sarah B b. 24 May 1876, d. 25 Feb 1877
- Ott
- Ottarsson
-
Adils b. 572, d. WFT Est. 598-666
- Ottey
-
Ambrose Smedley b. 19 Jul 1845Arthur Strickland b. 24 Jun 1895Charles Francis b. 10 Mar 1852Grace L. b. 7 Apr 1892Hannah Mary b. 25 May 1855J. Wesley b. 9 Nov 1825, d. 10 Sep 1882Joseph Hinkson b. 23 Jul 1864Mary Elizabeth b. 18 Jul 1858Phebe Anna b. 19 Jul 1849Rachel Emma b. 2 Sep 1891Sarah Jane b. 17 Jul 1847William P. b. 13 Dec 1865
- Oudelant
-
Elizabeth Mary b. c 1637, d. c 1737
- Oughtred
-
Anthony (Sir) Knt. b. 1485, d. 20 Dec 1534
- Oustin
- Outland
-
Elizabeth Mary b. c 1637, d. c 1737
- Overall
-
George Washington b. 23 Sep 1822, d. 9 Jan 1871Robert b. c 1770, d. c 1835Susan Catherine b. 8 Jun 1849, d. 20 Feb 1906
- Overton
-
Anne/Nancy b. 1725, d. bt 29 Jul 1790 - 8 Jun 1795Barbara b. 5 Feb 1690, d. 30 Oct 1766Barbara Ann b. 20 Apr 1720, d. Dec 1794Clement b. 1534Edward b. 1530Guthlac b. 1478, d. 1536Harry b. 1536Isabel b. 1528James (Capt.) b. 14 Aug 1688, d. 18 Jun 1749James (Capt.) b. bt 1726 - 1730, d. 8 Feb 1816Jemima Ann b. b 1790, d. a 1850John b. c 1385John b. 1540John b. 5 Jul 1585, d. 1653Katherine b. c 1522Margaret d. 9 Mar 1771Martha b. 1538
- Overton (cont.)
-
Mary b. 1526Mary Elizabeth b. 26 Jun 1673, d. 1734Mary Garland b. c 1709