| Father | Madog ap Maredudd (1091 - 1160) |
| Mother | Susanna verch Gruffydd (1095 - 1165) |
| Sibling | Owain Brogynton ap Madog (1136 - 1188) |
| Sibling | Gruffydd Maelor I ( - 1191) |
| Sibling | Margaret Verch Madog Of Powys (1133 - 1197) |
| Sibling | Elise verch Madog (1127 - ) |
| Sibling | Owain Fychan Ap Madog (1125 - 1186) |
| Sibling | Iorwerth Ap Madog (1134 - ) |
| Sibling | Elise Ap Madog (1127 - 1198) |
| Sibling | Llewelyn Ap Madog (1123 - 1160) |
| Sibling | Gwenilian daughter of Madog (1137 - 1201) |
| Sibling | Efa Verch Madog (1133 - ) |
| Sibling | Sir Owain Lord Mylor Vaughan (1137 - ) |
| Sibling | Gwenllian verch Madog (1120 - 1153) |
| Sibling | Cynwrig Efell Appowys (1138 - ) |
| Sibling | Einin Effel Apmadoc (1136 - 1196) |
| Sibling | Cynric Apmadoc (1132 - ) |
| Sibling | Elise Apmadog (1127 - ) |
| Sibling | Gruffudd Maelor Apmadog (1125 - 1186) |
| Sibling | Gwenllian Verch Apmadog (1135 - 1177) |
| Sibling | Maret Powys Vadoc (1131 - 1176) |