Nielsen Hayden genealogy
Family: Rhys Sais ab Ednyfed Gam ap Llywarch Gam ap Lluddocca / Efa ferch Cynwrig ap Rhiwallon (F23114)
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Sioned ferch Rhiwallon (1000-1070) |
Cynwrig ap Rhiwallon (995-1075) |
Efa ferch Cynwrig ap Rhiwallon (1030- ) |