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Male Iestyn Jestyn Ap Gwrgan Click to view Iestyn Jestyn Ap Gwrgan in the family tree

Iestyn Jestyn Ap was born about 1040 in Glamorganshire, Wales.  Iestyn Jestyn Ap's father was Gwrgan Ap Ithel and his mother was Iwerydd Verch Cynfyn.  His paternal grandparents were Ithel Ap Idwallon and Mrs Ithel Ap Idwallon; his maternal grandparents are Cynfyn Ap Gwerystan and Angharad Verch Maredudd. He had a sister named Myfanwy Verch.  He was the older of the two children. He had two half-brothers and a half-sister, named Owain Ap, Uchdrud Ap and Efa Verch.  He died after 1093 in Monastery, Llangenyw, Denbighshire, Wales.


Iestyn Jestyn Ap's family with Constance Wen Verch Cadwgon

They had two sons named Gruffudd Ap and Madog Ap.

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