Nielsen Hayden genealogy
Gwenllian ferch Rhys ap Llywelyn Eurdorchog
Generation: 1
Generation: 3
Generation: 4
Generation: 5
Generation: 6
1. Gwenllian ferch Rhys ap Llywelyn Eurdorchog (daughter of Rhys ap Llywelyn Eurdorchog). Family/Spouse: Ithel ab Einudd ap Morien ap Morgeneu. Ithel (son of Einudd ap Morien ap Morgeneu ab Elystan ap Gwaithfoed) was born about 1100. [Group Sheet] [Family Chart]
Children:
2. Rhys ap Llywelyn Eurdorchog (son of Llywelyn Eurdorchog ap Coel ap Gweirydd and Efa ferch Bleddyn ap Cynfyn). Children:
Generation: 3
4. Llywelyn Eurdorchog ap Coel ap Gweirydd was born about 1030. Llywelyn married Efa ferch Bleddyn ap Cynfyn. [Group Sheet] [Family Chart]
5. Efa ferch Bleddyn ap Cynfyn (daughter of Bleddyn ap Cynfyn, King of Gwynedd & Powys and (Unknown wife of Bleddyn ap Cynfyn)). Children:
Generation: 4
10. Bleddyn ap Cynfyn, King of Gwynedd & Powys (son of Cynfyn ap Gwerystan and Angharad ferch Maredudd); died in 1075. Bleddyn married (Unknown wife of Bleddyn ap Cynfyn). [Group Sheet] [Family Chart]
11. (Unknown wife of Bleddyn ap Cynfyn) Children:
Generation: 5
20. Cynfyn ap Gwerystan was born about 1000 (son of Gwerystan). Cynfyn married Angharad ferch Maredudd. [Group Sheet] [Family Chart]
21. Angharad ferch Maredudd (daughter of Maredudd ap Owain). Children:
- 10. Bleddyn ap Cynfyn, King of Gwynedd & Powys died in 1075.
- Rhiwallon ap Cynfyn was born about 1020; died about 1069.
Generation: 6
40. Gwerystan was born about 955. Children:
- Elinor ferch Gwerystan was born in of Powys, Wales.
- Lleuci ferch Gwerystan was born about 980.
- 20. Cynfyn ap Gwerystan was born about 1000.
42. Maredudd ap Owain (son of Owain ap Hywel Dda, King of Deheubarth); died in 999. Children: