Iwerydd verch Gwrgan

Iwerydd verch was born about 1020 in Powys, Wales.  Iwerydd verch's father was Cynfyn ap Gwerystan and her mother is Angharad Verch Maredudd.  Her maternal grandfather is Maredydd Ap Owain. She had three brothers and two sisters, named Caradawg ap, Rhiwallon ap, Bleddyn ap, Angharad verch and Nest verch.  She is the third youngest of the six children. She had three half-brothers and two half-sisters, named Griffith Gruffydd Ap, Gruffydd ap, Rhiwallon Ap, Angharat Verch and Lwerydd Verch.

They had three sons named Uchdrud ap, Howel ap and Owain 'Vradwr' ap.

They had a daughter named Myfanwy verch.