Member Information
| Full Name | ♂️ Owain ap Dafydd -  |
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| Birth | #1 | Date of Birth | 1270 |
| Father | Dafydd ap Gruffydd | ||
| Mother | Elizabeth Marshall De Ferrers | ||
| Siblings | ♀️ Gwladys ferch Dafydd, ♂️ Llewelyn ap Dafydd | ||
| Death | #1 | Date of death | AFT 1325 |
| Place of death | Bristol Castle | ||