Iorwerth ap Cadwallon 
Iorwerth was born in 1020 in Radnorshire, Wales. Iorwerth's father is Cadwgon ap Elystan and his mother is Efa verch Gwrgan. He is an only child.
‌Iorwerth and Gwenllian were married in a religious ceremony in Wales. They have a daughter named Dyddgu.
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