Nielsen Hayden genealogy
Ancestors of Gwenllian ferch Gruffudd
- 1136 ┌── Iago ab Idwal, King of Gwynedd ( - 1039) =>
┌── Cynan ab Iago
┌── Gruffydd ap Cynan ab Iago, King of Gwynedd (Abt 1055 - 1137)(m. Abt 1095)
│ │ ┌── Amlaíb mac Sitric ( - 1034) =>
│ └── Radnailt of Dublin
│ └── Máelcorcre ingen Dúnlaing =>
│
Gwenllian ferch Gruffudd ( - 1136)
│
│ ┌── Edwin of Tegeingl ( - 1073)
│ ┌── Owain ab Edwin ( - 1104)
│ │ └── Iwerydd ferch Cynfyn =>
│ │
└── Angharad ferch Owain ( - 1162)(m. Abt 1095)