| Father | Male Maredudd I ap Bleddyn o Powys |
| Born | 1047 | Montgomeryshire, Wales |
| Died | 1132 | |
| Buried | ||
| Married | Bef ORE 1091 | |
| Father | Bleddyn ap Cynfyn o Powys | F934 Group Sheet | |
| Mother | Haer ferch Cillin | F934 Group Sheet | |
| Child 2 | Male Madog III ap Maredudd o Powys |
| Born | 1091 | |
| Died | 1160 | |
| Buried | ||
| Spouse | Susanna ferch Gruffudd ap Cynan o Gwynedd | F924 | |
| Married | ||