 Winwaloe was the son of Fragan (or Fracan), a prince of Dumnonia, and his wife Gwen the Three-Breasted, who had fled to Brittany to avoid the plague.Winwaloe was born about 460, apparently at Plouguin, near Saint-Pabu, where his supposed place of birth, a feudal hillock, can still be seen.Winwaloe grew up in Ploufragan near Saint-Brieuc with his brother Wethenoc, and his brother Jacut.