| Name | Owain Gwynedd Ap Gruffydd Mawr | |
| Prefix | Prince of Gwynedd | |
Relationship![]() | with Kathleen Alice Jones-Rouse | |
| Birth | 1100 | , Anglesey, Wales, United Kingdom |
| Gender | Male | |
| Occupation | Prince of Gwynedd in England | |
| To Lady Kathleen | Great GrandParent | |
| Death | 28 Nov 1170 | Caernarfon, Caernarvon, Wales, United Kingdom |
| Burial | Bangor Cathedral, Bangor, Caernarvonshire, Wales, United Kingdom |
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| Person ID | I2875 | Enchanted Family Tree |
| Last Modified | 14 Mar 2012 | |
| Father | Prince of Gwynedd Gruffydd Ap Cynan Mawr, b. 1055, , , , Ireland d. 1137, Caravinshire, Wales, United Kingdom (Age 82 years) | |
| Mother | Angharad, of Tegaingl, b. 1080, Tagaingl, Flintshire, Wales, United Kingdom d. 1162 (Age 82 years) | |
| Marriage | 1095 | |
| Family ID | F1525 | Group Sheet | Family Chart |
| Family | Gwladys Ap Llywarch, of Pembroke | |||||
| Children |
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| Family ID | F1524 | Group Sheet | Family Chart | ||||
| Last Modified | 14 Mar 2012 | |||||
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| Headstones | Bangor Cathedral |