MaleSeisyll Ap Ednywain |
| Birth | Abt 938 | Of, , , Wales |
| Death | ||
| Burial | ||
| Marriage | ||
| Father | Ednowain | F9662 Group Sheet | |
| Mother | Mrs-Ednowain | F9662 Group Sheet | |
FemalePrawst Verch Elise |
| Birth | Abt 940 | Of, , Gwynedd, Wales |
| Death | ||
| Burial | ||
| Father | Elise Ap Anarawd | F6487 Group Sheet | |
| Mother | Mrs-Elise Ap Anarawd | F6487 Group Sheet | |
MaleLlywelyn Ap Seisyll |
| Birth | Abt 980 | Of, Rhuddlan, Flintshire, Wales |
| Death | 1021/1023 | |
| Burial | ||
| Spouse | Angharad Verch Maredudd | F5543 | |
| Marriage | Abt 1058 | |