| | Llywelyn Fawr ab Iorwerth 1173–1240 | | |
| | Iorwerth ab Owain Gwynedd 1145–1174 | | |
| | Owain Gwynedd ap Gruffydd 1100–1170 Gwladys (Gladys) ferch Llywarch …–… | | |
| | Gwenllian ferch Rhys …–1236 | | |
| | Maredudd Gethin ap Rhys 1152–1201 | | |
| | Rhys ap Gruffydd 1132–1197 Gwenllian ferch Madog …–… | | |
| | Gwenllian ferch Gruffydd …–… Gruffydd ap Rhys … …–1137 | | |
| | Gruffydd ap Cynan 1055–1137 Angharad ferch Owain …–1162 | | |
| | Ragnhildr … of Dublin …–… | | | | Iago ap Idwal ap Meurig …–1039 | | | | | | | | Meurig ap Idwal Foel …–986 | | | | Idwal Foel ap Anarawd …–942 | | |
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| | | Amlaib mac Sitriuc …–1034 |
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