Nielsen Hayden genealogy
Hwfa ap Cynwrig ap Rhiwallon ap Dingad ap Tudur Trefor

( = Descendancy chart to this point,
= Expand,
= Collapse)
- 1 Hwfa ap Cynwrig ap Rhiwallon ap Dingad ap Tudur Trefor [1] b. Abt 1130
Gwenllian ferch Owain Gwynedd
- 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 [ =>]
- 4 Gwenllian ferch Ednyfed Fychan [1.1.1.2]
[ =>]
- 4 Gruffudd ab Ednyfed Fychan ap Cynwrig ab Iorwerth [1.1.1.3]
d. 1246 [ =>]
- 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]