Joscelin de Bretagne of Porhoet

Joscelin de Bretagne of was born before 1021 in Porhoet, Brittany, France.  Joscelin de Bretagne of's father was Guethenoc de Chateau-en-Porhoet and his mother is UNKNOWN Allarum.  He was an only child.  He died in 1074.

He had a biological son named Eudes I.