Efa ferch Gwrgan
Abt 1035 - Yes, date unknownDrag or scroll to see more of the chart.
| Gwladys ferch Llywarch 1098-1155 |
| Gwladys ferch Llywarch | |
| B: | 1098 |
| Yorkshire, England | |
| D: | 1155 |
| Yorkshire, England | |
 | Owain ap Gruffydd, King of Gwynedd  Abt 1100-1170 |
| Owain ap Gruffydd, King of Gwynedd | |
| B: | Abt 1100 |
| Yorkshire, England | |
| D: | 23 Nov 1170 |
| Yorkshire, England | |
| Dyddgu ferch Iorwerth 1060-1124 |
| Dyddgu ferch Iorwerth | |
| B: | 1060 |
| Yorkshire, England | |
| D: | 1124 |
| Llywarch ap Trahaearn 1070-Aft 1124 |
| Llywarch ap Trahaearn | |
| B: | 1070 |
| Powys, Wales | |
| D: | Aft 1124 |
| Yorkshire, England | |
| Iorwerth ap Cadwgon, Lord of Cedewain Abt 1040- |
| Iorwerth ap Cadwgon, Lord of Cedewain | |
| B: | Abt 1040 |
| Powys, Wales | |
| D: | Cedwain, Kingdom of Powys |
|
| Efa ferch Gwrgan Abt 1035-Yes, date unknown |
| Efa ferch Gwrgan | |
| B: | Abt 1035 |
| D: | Yes, date unknown |
| Cadwgon ap Elystan Glodrydd Abt 1015-Aft 1067 |
| Cadwgon ap Elystan Glodrydd | |
| B: | Abt 1015 |
| Yorkshire, England | |
| D: | Aft 1067 |