Nielsen Hayden genealogy
Gwenllian ferch Owain Gwynedd
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- 1 Gwenllian ferch Owain Gwynedd [1]
- Hwfa ap Cynwrig ap Rhiwallon ap Dingad ap Tudur Trefor b. Abt 1130
- 2 Angharad ferch Hwfa ap Cynwrig ap Rhiwallon ap Dingad ap Tudur Trefor [1.1]
- Cynwrig ab Iorwerth ap Gwgon ab Idnerth ab Edryd ab Inethan ab Iasedd ap Carwed ap Marchudd ap Cynan b. Abt 1130
- 3 Ednyfed Fychan ap Cynwrig ab Iorwerth ap Gwgon [1.1.1] d. 1246
- Gwenllian ferch Yr Arglwydd Rhys d. 1236
- 4 Gronwy ab Ednyfed Fychan ap Cynwrig ab Iorwerth [1.1.1.1] d. 1268
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- 4 Gwenllian ferch Ednyfed Fychan [1.1.1.2]
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- 4 Gruffudd ab Ednyfed Fychan ap Cynwrig ab Iorwerth [1.1.1.3] d. 1246
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- 4 Gronwy ab Ednyfed Fychan ap Cynwrig ab Iorwerth [1.1.1.1]
- 3 Gwenllian ferch Cynwrig ab Iorwerth ap Gwgon ab Idnerth ab Edryd [1.1.2]
- 3 Ednyfed Fychan ap Cynwrig ab Iorwerth ap Gwgon [1.1.1]
- 2 Angharad ferch Hwfa ap Cynwrig ap Rhiwallon ap Dingad ap Tudur Trefor [1.1]
- Cadwgon ap Madog ap Cadwgon ap Bleddyn
- 2 Madog ap Cadwgon ap Madog ap Cadwgon [1.2] b. Abt 1170
- Efa ferch Madog ap Philip ab Uchtrud
- 3 Nest ferch Madog [1.2.1]
- Einion ap Seisyll b. Abt 1170
- 4 Margred ferch Einion ap Seisyll [1.2.1.1]
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- 4 Margred ferch Einion ap Seisyll [1.2.1.1]
- 3 Nest ferch Madog [1.2.1]
- 2 Madog ap Cadwgon ap Madog ap Cadwgon [1.2]