Olivier De Dinan

   FamilySearch ID: PQN4-DZM.

Olivier married Olive de Penthièvre, daughter of Étienne de Penthièvre comte de Richmond and Hawise Sourdeval Comtess de Guinchamp. (Olive de Penthièvre was born about 1087 in Tréguier, 22220, Côtes-d'Armor, Bretagne, France, died about 1175 in Fougères, 35115, Ille-et-Vilaine, Bretagne, France and was buried in 1164 in Dinan, Côtes-d'Armor, Bretagne, France.)