Gruffydd ap Llywelyn, King of Wales
Abt 1007 - 1063 (~ 56 years)(Notes: You may have to scroll down or right to see chart.)
| Sybil de Neufmarché | |
| B: | Abt 1100 |
| Brecon, Breconshire, Wales | |
| D: | Aft 1143 |
| Hempsted, Gloucestershire, England | |
| Miles of Gloucester, 1st Earl of Hereford | |
| B: | 1100 |
| D: | 24 Dec 1143 |
| Bernard de Neufmarché, Lord of Brecon | |
| B: | Abt 1050 |
| D: | Abt 1125 |
| Gruffydd ap Llywelyn, King of Wales | |
| B: | Abt 1007 |
| D: | 05 Aug 1063 |
| Ealdgyth | |
| D: | Aft 1070 |