Merfyn Frych ap Gwriad, King of Gwynedd
- 844( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Merfyn Frych ap Gwriad, King of Gwynedd d. 844
- Nest ferch Cadell
- 2 Rhodri Mawr ap Merfyn, King of Gwynedd b. Abt 820 d. 878
- Angharad of Seisyllwg
- 3 Cadell ap Rhodri b. 854 d. 909
-
- 4 Hywel Dda ap Cadell, King of the Britons b. Abt 880 d. 950 [ =>]
-
- 3 Merfyn ap Rhodri, King of Powys
- 3 Anarawd ap Rhodri King of Gwynedd d. 916
- 3 Cadell ap Rhodri b. 854 d. 909
- Angharad of Seisyllwg
- 2 Rhodri Mawr ap Merfyn, King of Gwynedd b. Abt 820 d. 878
- Nest ferch Cadell