Elen

Elen, called Branwen on Earth, Elen of the Sapphire Eyes on Fincayra, and Elen the Founder in Avalon, was Merlin and Rhia's mother, the wife (for a time) of Stangmar, and the beloved of Cairpré. On Avalon, she founded the Society of the Whole and was its first High Priestess.