Nielsen Hayden genealogy
(Unknown wife of Bleddyn ap Cynfyn)
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- 1 (Unknown wife of Bleddyn ap Cynfyn) [1]
- Bleddyn ap Cynfyn, King of Gwynedd & Powys d. 1075
- 2 Efa ferch Bleddyn ap Cynfyn [1.1]
- Llywelyn Eurdorchog ap Coel ap Gweirydd b. Abt 1030
- 3 Rhys ap Llywelyn Eurdorchog [1.1.1]
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- 4 Gwenllian ferch Rhys ap Llywelyn Eurdorchog [1.1.1.1]
[ =>]
- 4 Gwenllian ferch Rhys ap Llywelyn Eurdorchog [1.1.1.1]
- 3 Rhys ap Llywelyn Eurdorchog [1.1.1]
- 2 Efa ferch Bleddyn ap Cynfyn [1.1]