| Cadwallon Ap Ieuan ( Prince of Maelienydd) 1 | |
| B: | 1165 |
| Llanfihangel-Y-Pennant, Merionethshire, Wales | |
| D: | Ambushed and murdered by roger de motimer |
| Efa Verch Madog (maid. name 1) |
| Efa Verch Madog (maid. name 1) | |
| B: | 1185 |
| Wales | |
| D: | 1266 |
| Wales | |
| Gwenllian Verch Gwynedd (maid. name 1) |
| Gwenllian Verch Gwynedd (maid. name 1) | |
| B: | 1125 |
| Aberffraw Castle, Anglesey, Wales | |
| D: | 1197 |
| Wales | |
| Cadwgon Ap Madog |
| Cadwgon Ap Madog | |
| B: | 1135 |
| Nannau, Llanfachreth, Merionethshire, Wales | |
| D: | Wales |
| Gwladus Verch Llywarch (maid. name 1) |
| Gwladus Verch Llywarch (maid. name 1) | |
| B: | 1098 |
| Arwystli, Montgomeryshire, Wales | |
| D: | 1155 |
| Aberffraw, Anglesey, Wales | |
| Owain (cadwallon) ( Prince of wales) Owain the great | |
| B: | 1137 |
| Caernarvonshire, Wales | |
| D: | 1170 |
| Caernarvonshire, Wales | |
| Llywarch Ap Trahaearn |
| Llywarch Ap Trahaearn | |
| B: | 1073 |
| Montgomeryshire, Wales | |
| D: | 1128 |
| wales | |
| Dyddgu Verch Iorwerth |
| Dyddgu Verch Iorwerth | |
| B: | 1060 |
| Of, Radnorshire, Wales | |
| D: | 1124 |
| Y, Somme, Picardie, France | |