Cadwan King of Dumnonia ap Cynan

Cadwan King of Dumnonia ap was born in 0340.  Cadwan King of Dumnonia ap's father was Conan 'The Barbarian' Meriadoc and his mother was St Ursula Verch Dynod.  His paternal grandfather was Caradoc Geraint Ap Einydd; his maternal grandfather was Dynod of Dummonia. He had a brother named Cadfan Gadeon Ap.  He was the older of the two children. He had a half-brother named Gradlon Mawr The Great.

He had a biological son named Colius II Cole King of.