MaleGruffydd Ap Cynan |
| Birth | 1055 | Of, , Caernarvonshire, Wales |
| Death | 1137 | , , Caernarvonshire, Wales |
| Burial | Bangor Cathedral, Is Gwyrfai, Caernarvonshire, Wales |
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| Marriage | ||
| Other Spouse | Perwyr Verch Bran | F6460 | |
| Marriage | ||
| Other Spouse | Angharad Verch Owain | F6043 | |
| Marriage | Abt 1082 | |
| Father | Cynan Ap Iago | F5930 Group Sheet | |
| Mother | Rhanullt O'Olaf | F5930 Group Sheet | |