Key: S=as a Spouse, C=as a Child, P=as a Parent
Names | 
Born | 
Died | 
| O'BRIEN | ||
| LafracothS,S,P,P | born Bef 1076, Pembrokeshire, Wales | |
| Morough King of LeinsterC,P | born Abt 975, Ireland | |
| O'BYRNE | ||
| InghinS,S,P,P | born Abt 1094, Ireland | |
| ODINSSON | ||
| SigarC,P | born Abt 625, <Norway> | |
| OLAFSDATTER | ||
| GyritheS,S,P,P,P,P | born Abt 930, Denmark | |
| RagnhildS,S,C,P,P | born Abt 1117, <Isle of Man> | |
| OLAFSDOTTIR | ||
| GyridS,S,P,P,P,P | born Abt 930, Denmark | |
| OLAFSSON | ||
| AlfP,P | born Abt 580, <Denmark> | |
| DanC,P | born Abt 412, Denmark | |
| Gudbrand "Kula"S,S,P,P | born Abt 923, <Norway> | |
| Halfdan "Hvitbeinn" King in Uppsala [Legendary]S,S,C,P,P | born Abt 704, Romerike, Buskerud, (Norway) | |
| HelgiS,S,C,P | born Abt 802, <Dublin, Dublin, Ireland> | |
| Magnus I "the Good" King of NorwayC,P,P | born Abt 1024, <Norway> | died 25 Oct 1047 | 
| Ragnvald "the Mountain-High" King of VestfoldC,P,P,P,C,P,P,P | born Abt 790, <Vestfold, (Norway)> | |
| Styrbjorn "the Strong" Prince of SwedenS,S,C,P | born Abt 903, Sweden | died 985, Fyrisval, Uppsala, Sweden | 
| Thorstein "the Red"S,S,C,P | born Abt 858, <Dublin, Dublin, Ireland> | died 888, Hvammi, Dala, Iceland | 
| OLDCASTLE | ||
| JoanS,S,P,P,S,S,P,P | ||
| OLOFSDOTTER | ||
| Ingegerd of SwedenS,S,C,P,P,P,P,S,S,C,P,P,P,P | born Abt 1001 | died 10 Feb 1050 | 
| OLOFSSON | ||
| Ingjald King of Värmland [Legendary]C | ||
| ONUNDSSON | ||
| Ingjald "the Wicked" King in SwedenS,S,C,P,P | born Abt 660, Sweden | |
| ORDONEZ | ||
| XimenaS,P,P | born Abt 1030, <Léon, Léon>, Spain | |
| ORREBY | ||
| Clemence deS,S,P | born Abt 1218, Elford, Staffordshire, England | |
| OSBERN | ||
| Nest verchS,S,C,P,P | born Abt 1079, Herefordshire, England | |
| O'TOOLE | ||
| DonncuanC,P | born Abt 1030, Ireland | |
| GillacaemphinC,P | born Abt 1005, Ireland | died 1056 | 
| GillachomhghaillC,P | born Abt 1055, Ireland | |
| GillachomhghaillC,P | born Abt 980, Ireland | died 1041 | 
| MoreS,S,C,P | born Abt 1114, Ireland | died 1191 | 
| MurcertacS,C,P,P | born Abt 1089, Ireland | |
| OTTARSSON | ||
| Adils King in UppsalaS,C,P | died Abt 580 | |
| OURSLER | ||
| EdwardS | ||
| OWAIN | ||
| Tangwystl ferchS,P | born Abt 794, Dyfed, Wales | |
| OWAIN AP BLEDDYN | ||
| Iorwerth Hên apP | ||
| OWAIN AP BLEDDYN AP OWAIN BROGYNTYN | ||
| Annesta verchS,S,C,P,P | ||
| OWAIN AP BLETHIN | ||
| Iorwerth Gam apP | ||
| OWAIN AP EDWIN | ||
| Angharad verch of TegeinglS,S,C,P,P,P,P,P,P,P,P | born Abt 1065, <Tegeingl, Flintshire, Wales> | died 1162 | 
| OWAIN AP EDWYN | ||
| Llywelyn apC,P | ||
| OWAIN AP GRUFFUDD | ||
| Maredudd ap Lord of Cardigan Uch AyronS,S,C,P,P | died 1265 | |
| OWAIN AP HYWEL DDA | ||
| Einon apC,P | born Abt 945 | |
| Maredudd ap King of DeheubarthS,C,P,P,P,P | died Abt 999 | |
| OWAIN AP MAREDUDD | ||
| Angharad ferchS,S,C,P,P | ||
| Llewellyn apS,S,C,P,P,S,S,C,P,P | died 1309 | |
| OWAIN BROGYNTYN | ||
| Bleddyn ap Lord of Dinmael, DenbighC,P,P,C,P,P | ||
| OWAIN GWYNEDD | ||
| Angharad verchS,S,P | ||
| Cynan apC | ||
| Iorwerth ap Prince of North WalesS,S,C,P,P,P,P,P,S,S,C,P,P,P,P,P | died Abt 1174 | |
| OWEN | ||
| Annes ferchC | ||
| CatherineC | ||
| EdwardC | ||
| ElinC | born Cir 1560, Anglesey, Wales | |
| ElizabethC | ||
| GwenC | ||
| HenryC | born 1670 ?, Merionethshire, Wales | |
| Hugh Recorder of Caermarthen (Sir)C | born 1550, Orielton, Pembroke, Pembrokeshire, Wales | died 8 Feb 1614, <Monkton Church, [Orielton, Pembs?]> | 
| Hugh ApS,S,C,P,P | born Bodowen (Bodeon), Llangadwaladr, Anglesey, Wales | |
| Hugh ap Recorder of CaermarthenC | born 1550, Orielton, Pembroke, Pembrokeshire, Wales | died 8 Feb 1614, <Monkton Church, [Orielton, Pembs?]> | 
| Hugh of BodeonS,S,C,P,P | born Bodowen (Bodeon), Llangadwaladr, Anglesey, Wales | |
| Humphrey of Llwyn duS,S,C,P,P | born 1625, <Llwyn du>, Llangelynin, Talybont, Merionethshire, Wales | died 1699, Llangelynin Parish, Talybont, Merionethshire, Wales | 
| Ievan ap of Abergynolwyn, MerionethC,P | born Bef 1516 | died <Abergynolwyn, Tal-y-Llyn, Merionethshire (Gwynedd)>, Wales | 
| James of Pentre Evan, Pemb. (Sir)P | ||
| JaneS,S,C,P,P | born Between 1538 and 1550, Bodowen (Bodeon), Llangadwaladr, Anglesey, Wales | |
| JasperC | ||
| JohnC | born Abt 1653, <Llanllugan, > Merionethshire, Wales | died Feb 1653, Wales | 
| JohnC | ||
| John apC | born Bodsilin, Abergwyngregyn, Wales | |
| JonetS | ||
| JoshuaC | born Abt 1659, Llangelynn <Llanllugan?>, Montgomeryshire, Wales | died 14 Mar 1728 | 
| MargaretC | born 1662 ?, Merionethshire, Wales | died Bef 1688 | 
| MorrisC | ||
| OwenC | born Abt 1661, Llangelynn <Llanllugan?>, Montgomeryshire, Wales | |
| Owen Ap Hugh of Bodeon, High Sheriff of AngleseyS,S,C,P,P | born Abt 1518, Bodowen (Bodeon), Llangadwaladr, Anglesey, Wales | died 1613 | 
| RandleC | ||
| RebeccaC | born Abt 1663, Llwyn du, Llwyngwrill, Llangelynin, Merionethshire, Wales | died 23 Aug 1697, Merion Twp, Philadelphia, Pennsylvania, United States | 
| RichardC | born Bef 1687, Anne Arundel, Maryland, (United States) | died 1736, Baltimore Co., Maryland, (United States) | 
| Richard (Captain)S,S,C,P,P | born 7 Mar 1659, <Llwyn du>, Llanllugan, Montgomeryshire, Wales | died 14 Nov 1716, Baltimore Co., Maryland, (United States) | 
| RobertC | ||
| Robert of Fron Gôch near BalaS | born 1657, <Fron Gôch, Penllyn, Merionethshire, Wales> | died 1697 | 
| RowlandC | ||
| WilliamC | ||
| OWEN AP BLETHIN | ||
| Ierworth Hen apP | ||
| OWEN AP DAVID | ||
| Marianne verchS,S,C,P,P | ||
| OWEN AP EDWIN | ||
| Gronw apP,P | ||
| OWEN AP EDWYN | ||
| Anghared verchS,S,C,P,P,P,P,P,P,P,P | born Abt 1065, <Tegeingl, Flintshire, Wales> | died 1162 | 
| OWEN AP GRUFFYDD | ||
| Margaret verchS,S | ||
| OWEN AP HUGH OWEN | ||
| Jane verchS,S,C,P,P | born Between 1538 and 1550, Bodowen (Bodeon), Llangadwaladr, Anglesey, Wales | |
| OWEN GWYNEDD | ||
| Iorwerth ap Prince of North WalesS,S,C,P,P,P,P,P | died Abt 1174 | |
| OWENS | ||
| HenryC | born 1696, Anne Arundel, Maryland, (United States) | died 1763 or 1764, Baltimore Co., Maryland, (United States) | 
| RichardS,S,C,P,P | born 7 Mar 1659, <Llwyn du>, Llanllugan, Montgomeryshire, Wales | died 14 Nov 1716, Baltimore Co., Maryland, (United States) | 
| OWINGS | ||
| AsaS | born 1776 | died 1820 | 
| CatherineC | born 1686, Anne Arundel, Maryland, (United States) | died After 1730 | 
| EdwardC | born 1 Nov 1743, Baltimore, Maryland, (United States) | died 2 Jun 1815, Baltimore, Maryland, United States | 
| ElizabethS | ||
| ElizabethC | born 14 Jul 1753, Baltimore Co., Maryland, (United States) | died 9 Dec 1783, Baltimore, Maryland, United States | 
| EllenorC | born 1706, <Baltimore, Maryland, (United States)> | |
| EphraimC | born 1758, Baltimore Co., Maryland, (United States) | died Oct 1784 | 
| GeorgeC | born 14 Mar 1750 | died 20 Oct 1832 | 
| HelenS | ||
| HenryC | born 1696, Anne Arundel, Maryland, (United States) | died 1763 or 1764, Baltimore Co., Maryland, (United States) | 
| HenryP | ||
| JohnC,P | born 1694, Anne Arundel, Maryland, (United States) | died Oct 1765, Baltimore Co., Maryland, (United States) | 
| John CockeyC | born 11 Jan 1736, Baltimore Co., Maryland, (United States) | died 3 Feb 1810, Cockeysville, Baltimore, Maryland, United States | 
| JoshuaS,S,C,P,P | born 5 Apr 1704, Baltimore Co., Maryland, (United States) | died 11 Apr 1785, Baltimore, Maryland, United States | 
| Joshua CockeyC | born 22 Mar 1740, Baltimore Co., Maryland, (United States) | died 7 Jan 1804, Baltimore, Maryland, United States | 
| LeahP,P,P | born 1735, Baltimore, Maryland, United States | died 20 Jan 1815, Steubenville, Jefferson, Ohio, United States | 
| LewisC | born Abt 1692, Anne Arundel, Maryland, (United States) | died 27 Aug 1721 | 
| MarcellaC | born 5 Jul 1748, Baltimore Co., Maryland, (United States) | died 27 Apr 1842, Baltimore, Maryland, United States | 
| MichaelS,S,C,P,P,S,S,C,P,P | born 12 Feb 1745, Baltimore Co., Maryland, (United States) | died 17 May 1783, <Ohio (Brooke), (West) Virginia>, United States | 
| RachelC | born 1694, Baltimore Co., Maryland, (United States) | died May 1761, Baltimore Co., Maryland, (United States) | 
| RachelC | born 1683, England | died Abt 1729, Baltimore Co., Maryland, (United States) | 
| RachelC | born 22 Mar 1756, Baltimore Co., Maryland, (United States) | died After 1782, New Market, Frederick, Maryland, United States | 
| RachelS | born 11 Nov 1737, Baltimore Co., Maryland, (United States) | died After Aug 1813, Bourbon, Kentucky, United States | 
| RebeccaC | born 27 Jan 1752, Baltimore Co., Maryland, (United States) | |
| Richard "the Settler" (Captain)S,S,C,P,P | born 7 Mar 1659, <Llwyn du>, Llanllugan, Montgomeryshire, Wales | died 14 Nov 1716, Baltimore Co., Maryland, (United States) | 
| Richard (Rev.)C | born 13 Nov 1738, Baltimore Co., Maryland, (United States) | died 7 Oct 1786, Leesburg, Loudoun, Virginia, United States | 
| Richard Jr.C | born Bef 1687, Anne Arundel, Maryland, (United States) | died 1736, Baltimore Co., Maryland, (United States) | 
| RobertC | born 15 Mar 1699, Anne Arundel, Maryland, (United States) | died 9 Sep 1759, York, Pennsylvania, (United States) | 
| RuthC | born Abt 1696, Anne Arundel, Maryland, (United States) | died Apr 1732, Baltimore Co., Maryland, (United States) | 
| RuthC | born 1708, <Baltimore, Maryland, (United States)> | |
| Samuel [Sr.]C | born 1 Apr 1702, Green Spring Valley, St. Thomas' Parish, Baltimore, Maryland, (United States) | died 6 Apr 1775, Baltimore Co., Maryland, (United States) | 
| OXTON | ||
| Agnes deS,S,P |