Prince Owain Fawr King Of North Wales Ap Gruffydd & Gwladys Verch Llywarch 
They had a son and a daughter, named Iorwerth Drwyndwn "Broken Nose" Ap Of North Wales and Gwenllian II.
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Personal Details
Prince Owain Fawr King Of North Wales Ap Gruffydd
Owain Fawr King Of North Wales was born in 1100 in Aberffraw Castle, Angelesey, Wales. He died at the age of 70 in 1170. He was buried in Bangor Cathedral, Wales.
Gwladys Verch Llywarch
Gwladys was born in 1098 in Arwystli, Montgomeryshire, Wales. She died at the age of 72 in 1170.
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Children
Prince Iorwerth Drwyndwn "Broken Nose" Ap Of North Wales Owain Gwynedd
Iorwerth Drwyndwn "Broken Nose" Ap Of North Wales was born in 1136 in Aberffraw Castle, Angelesey, Wales. He died at the age of 38 in 1174.