Nielsen Hayden genealogy
Iwerydd ferch Cynfyn
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- 1 Iwerydd ferch Cynfyn [1]
- Edwin of Tegeingl d. 1073
- 2 Owain ab Edwin [1.1] d. 1104
- (Unknown daughter of Ednywain Bendew)
- 3 Angharad ferch Owain [1.1.1] d. 1162
- Gruffydd ap Cynan ab Iago, King of Gwynedd b. Abt 1055 d. 1137
- 4 Owain Gwynedd, King of Gwynedd [1.1.1.1] d. 1169
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- 4 Susanna ferch Gruffydd ap Cynan [1.1.1.2]
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- 4 Gwenllian ferch Gruffudd [1.1.1.3] d. 1136
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- 4 Cadwaladr ap Gruffudd ap Cynan, King in Wales [1.1.1.4] d. 1172
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- 4 Owain Gwynedd, King of Gwynedd [1.1.1.1]
- 3 Aldud ab Owain ab Edwin [1.1.2]
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- 4 Owain ab Aldud ab Owain ab Edwin [1.1.2.1] b. Abt 1100
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- 4 Owain ab Aldud ab Owain ab Edwin [1.1.2.1]
- 3 Gronwy ab Owain ab Edwin [1.1.3] b. Abt 1070
- 3 Angharad ferch Owain [1.1.1]
- 2 Uchdrud ab Edwin ap Gronwy [1.2] b. Abt 1030
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- 3 Maredudd ab Uchtrud ab Edwin ap Gronwy [1.2.1] b. Abt 1100
- Jonet ferch Ithel ab Einudd
- 4 Hen Ithel Gam ap Maredudd ab Uchtrud ab Edwin [1.2.1.1] b. Abt 1130
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- 4 Hen Ithel Gam ap Maredudd ab Uchtrud ab Edwin [1.2.1.1]
- 3 Maredudd ab Uchtrud ab Edwin ap Gronwy [1.2.1]
- 2 Owain ab Edwin [1.1]