Ardudwy is later associated with 9th Century chieftain Collwyn ap Tango the progenitor of the fifth of the Fifteen Noble Tribes of Gwynedd.
Ardudwy |
Both the accounts agree that he was descended from Collwyn ab Tangno, 'lord of Eifionydd, Ardudwy, and part of Llyen.'
He was one of the sons of Ithel Hael and he accompanied St Cadvan from Armorica to Wales He was a member of the college of Bardsey and he founded the church of Llandanwg in Ardudwy Merionethshire in which parish is situated the town of Harlech.