| | Llewelyn Ap IORWERTH Llewelyn the Great 1173–1240 | | |
| | Iorwerth Drwyndwn Ap OWAIN 1145–1184 Margred Verch MADOG 1129–… | | |
Cynwrig II Ap OWAIN 1147–… | | |
Cynwrig I Ap OWAIN 1145–1165 | | |
Gwenllian II Verch OWAIN 1130–… | | |
Maelgwn Ap OWAIN 1126–1174 | | |
Gwenllian I Verch OWAIN 1124–… | | |
| | Owain Gwynedd Ap GRUFFYDD 1087–1169 Gwladus Verch LLYWARCH 1098–… | | |