| Male Prince Of North Wales Cynan Ap Iago Mawr |
| Birth | 1014 | |
| Death | 1063 | |
| Burial | ||
| Marriage | ||
| Father | Prince of Gwynedd Iago Ap Idwal Mawr | F1527 Group Sheet | |
| Mother | Avendreg Ferch Gwair, of Powys | F1527 Group Sheet | |
| Female Ranult, of Dublin |
| Birth | 1025 | Dublin, Dublin, Leinster, Ireland |
| Death | Yes, date unknown | |
| Burial | ||
| Father | King of Dublin Olaf Sihtricson, II | F1532 Group Sheet | |
| Mother | Maelcorcre Ingen Dunlaing, of Leinster | F1532 Group Sheet | |
| Male + Prince of Gwynedd Gruffydd Ap Cynan Mawr |
| Birth | 1055 | , , , Ireland |
| Death | 1137 | Caravinshire, Wales, United Kingdom |
| Burial | Bangor Cathedral, Bangor, Caernarvonshire, Wales, United Kingdom |
|
| Spouse | Angharad, of Tegaingl | F1525 | |
| Marriage | 1095 | |