Dyddgu vech-Beddyn van Powys
(Notes: You may have to scroll down or right to see chart.)
| Nest vech-Leslyn van Glamorgen Abt 1070- |
| Nest vech-Leslyn van Glamorgen | |
| B: | Abt 1070 |
| Hendrik I (Beauclerc) of Engeland, King of Engeland | |
| B: | 21 Feb 1068 |
| Selby, Yorkshire, GBR | |
| D: | 1 Dec 1135 |
| St Denis, Seine-St Denis, FRA | |