| Father | Male Owain "Gwynedd" ap Gruffydd |
| Born | Abt 1086 | of Caernarvonshire, Wales |
| Died | Nov 1169 | Caernarvonshire, Wales |
| Buried | Bangor Cathedral, Is Gwyrfai, Caernarvonshire, Wales |
|
| Married | ||
| Father | Gruffydd ap Cynan | F29568 Group Sheet | |
| Mother | Angharad Verch Owain | F29568 Group Sheet | |
| Mother | Female Gwladus Verch Llywarch |
| Born | Abt 1097 | of, Arwystli, Montgomeryshire, Wales |
| Died | ||
| Buried | ||
| Father | Llywarch ap Trahaearn | F29655 Group Sheet | |
| Mother | Dyddgu Verch Iorwerth | F29655 Group Sheet | |
| Child 6 | Female + Gwenllian II Verch Owain |
| Born | Abt 1129 | of Caernarvonshire, Wales |
| Died | ||
| Buried | ||
| Spouse | Hwfa ap Cynwrig | F29649 | |
| Married | ||
| Child 7 | Male Iorwerth "Drwyndwn" ap Owain |
| Born | 1144 | Aberffraw Castle, Aberffraw, Anglsy, Wales |
| Died | Abt 1183 | |
| Buried |