Family Group Sheet| FATHER | | Llywarch ap Iorwerth (GX26-6V7) | | BIRTH | about 1137 | | | REF # | | 12317488; | | REF # | | 13126183; | | REF # | | 60; | | | | MOTHER | | Tangwystl Llywarch (GJZD-MW3) | | BIRTH | 1141 | | | DEATH | 11 December 1182 | | | REF # | | 290416; | | REF # | | 306007; | | REF # | | 60; |
| | | CHILDREN | | 1. | Tangwystl ferch Llywarch (LRPJ-5NH) FEMALE | | | BIRTH | about 1168 | Denbighshire, Wales | | DEATH | about 1226 | Caernarvonshire, Wales | | REF # | | 12317323; | | REF # | | | | REF # | | 60; | | MARRIAGE | 1194 | Llywelyn "Llywelyn Fawr, Llywelyn the Great" ap Iorwerth (933R-4XV); (not married) Wales |
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