Gwladus Ddu [SEP] father
Gwladus Ddu
Gwladus Ddu, ("Gwladus the Dark Eyes"), full name Gwladus ferch Llywelyn (died 1251) was a Welsh noblewoman who was a daughter of Llywelyn the Great of Gwynedd and married two Marcher lords.
Sources differ as to whether Gwladus was Llywelyn's legitimate daughter by his wife Joan or an illegitimate daughter by Tangwystl Goch. Gwladus is recorded in Brut y Tywysogion as having died at Windsor in 1251.
Marriage.
- She married firstly, Reginald de Braose, Lord of Brecon and
de Braose estates in Wales in May 1216. Reginald became Lord of Brecon, Abergavenny, Builth and held other Marcher Lordships but was also very much a vassal of the Welsh leader Llewelyn Fawr, Prince of Gwynedd who had become his father-in-law in 1215 when Reginald married Llywelyn's daughter, Gwladus Ddu. 
Henry III restored Reginald to favour and the Bramber estates (confiscated by King John) in 1217.
Welsh wars.
At this seeming betrayal, Rhys and Owain, Reginald's Welsh nephews who