Constance "Wen" verch Cadwgon

Constance "Wen" verch was born about 1055 in Buillth, Breconshire, Wales.  Constance "Wen" verch's father was Cadwgon ap Elystan , of Buillth and her mother was Angharad verch Llawr. She had a brother named Idnerth ap.  She was the younger of the two children. She had a half-brother and a half-sister, named Iorwerth ap and Joan verch.

They had a son named Madog ap.