| Madog Hyddgam ApMadog (maid. name 1) |
| Madog Hyddgam ApMadog (maid. name 1) | |
| B: | 1220 |
| Clitglgarth, Nannau, Merionrthshire, Wales | |
| D: | Dec 1269 |
| Wales | |
| 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 | |