Geoffrey I, Duke of Brittany

French noble (1000–1008)

Parents

• Conan I of Rennes
• Ermengarde-Gerberga of Anjou

Children

• Adela of Rennes
• Odo, Count of Penthièvre
• Evenus de Bretagne
• Alan III, Duke of Brittany

Siblings

• Judicaël de Vannes
• Judith of Brittany
• Catwallon
• Alduin II of Angoulême
• Geoffrey of Angoulême

Partners

• Hawise of Normandy