Nielsen Hayden genealogy
Ancestors of Rhodri Molwynog ab Idwal Iwrch, King of Gwynedd
- 754 ┌── Iago, King of Gwynedd ( - Abt 616)
┌── Cadfan ap Iago, King of Gwynedd ( - ?? bur.Llangadwaladr, Powys, Wales)
┌── Cadwallon ap Cadfan, King of Gwynedd ( - 634)
┌── Cadwaladr Fendigaid ap Cadwallon, King of Gwynedd ( - 664)
┌── Idwal Iwrch ap Cadwaladr Fendigaid ( - 720)