| Male Madog ApCadwgon |
| Birth | 1102 | Llanfachreth, Merionethshire, Wales |
| Death | 1121 | |
| Burial | ||
| Marriage | ||
| Father | Cadwgon Ap Bleddyn | F1108 Group Sheet | |
| Mother | Gwenllian Verch Gruffydd | F1108 Group Sheet | |
| Female Jane Verch Cynwrig |
| Birth | 1110 | Denbighshire, Wales |
| Death | Wales |
|
| Burial | ||
| Father | Cynwrig Ap Rhiwallon | F1109 Group Sheet | |
| Mother | Annes Verch Idnerth | F1109 Group Sheet | |
| Male + Cadwgon Ap Madog |
| Birth | 1135 | Nannau, Llanfachreth, Merionethshire, Wales |
| Death | Wales |
|
| Burial | ||
| Spouse | Gwenllian Verch Gwynedd (maid. name 1) | F1102 | |
| Marriage | ||