*Gwenllian verch Gwyn
born about 0977 Wales

father:
*Gwyn ap Rhytherch Lord of Dyvet
(end of information)

mother:
unknown

siblings:
unknown

spouse:
*Tewdwr "Mawr" ap Cadell
born about 0977 Dynevor, Llandyfeisant, Carmarthenshire, Wales
died about 0997 probably in Brittany, France

children:
*Rhys ap Tewdwr
born about 0997 Carmarthan, Wales
died 1093 Brecknock, Brecon, Wales

biographical and/or anecdotal:

notes or source:
ancestry.com