Nielsen Hayden genealogy
Gruffudd ap Maredudd
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- 1 Gruffudd ap Maredudd [1]
- Gwerful ferch Gwrgeneu
- 2 Owain Cyfeiliog ap Gruffudd ap Maredudd ap Bleddyn ap Cynfyn [1.1] b. Abt 1130 d. 1197
- Gwenllian ferch Owain
- 3 Gwenwynwyn [1.1.1] d. Abt 1216
- Margaret Corbet
- 4 Gruffydd ap Gwenwynwyn [1.1.1.1] d. Aft 17 Feb 1286
[ =>]
- 4 Gruffydd ap Gwenwynwyn [1.1.1.1]
- 3 Constance ferch Owain [1.1.2]
- David de Malpas
- 4 Idonea de Malpas [1.1.2.1] d. Bef 1295
[ =>]
- 4 Idonea de Malpas [1.1.2.1]
- 3 Gwenwynwyn [1.1.1]
- 2 Owain Cyfeiliog ap Gruffudd ap Maredudd ap Bleddyn ap Cynfyn [1.1]