| 1. | Tewdwr Mawr ap Cadell was born in 1030. Family/Spouse: Unknown. [Group Sheet] [Family chart]
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| 2. | Rhys II ap Tewdwr o Deheubarth Family/Spouse: Gwladus verch Rhiwallon of Powys. Gwladus (daughter of Rhiwallon ap Cynfyn o Powys) was born in 1060. [Group Sheet] [Family chart]
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| 3. | Nesta verch Rhys o Deheubarth |
| 4. | Gruffydd ap Rhys Family/Spouse: Gwenllian verch Gruffydd o Gwynedd. Gwenllian died in 1136. [Group Sheet] [Family chart]
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| 5. | Rhys ap Gruffydd Family/Spouse: Gwenllian verch Madog o Powys. Gwenllian (daughter of Madog III ap Maredudd o Powys and Susanna ferch Gruffudd ap Cynan o Gwynedd) was born in 1129. [Group Sheet] [Family chart]
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