Individual Details
Efa ferch CYNFYN
(Ca 1020 - )
Events
| Birth | Ca 1020 | Wales | |||
| Death | Wales |
Families
| Spouse | Llewelyn Aurdorchog "Golden-Torqued" AP COEL (1005 - 1065) |
| Father | Cynfyn AP GWERYSTAN (980 - 1030) |
| Mother | Angharad ferch MAREDUDD (982 - 1058) |
| Sibling | Iwerydd ferch CYNFYN (1024 - 1048) |
| Sibling | Nest ferch CYNFYN (1017 - ) |
| Sibling | Rhiwallon AP CYNFYN (1020 - 1070) |
| Sibling | Bleddyn AP CYNFYN King of Gwynedd and Powys (1025 - 1075) |
| Sibling | Llewelyn ap CYNFYN (1025 - 1075) |
| Sibling | Gwerfyl FERCH CYNFYN (1026 - ) |