Individual Details
Geoffroy 1st Gastinois Duke of Bretagne & Rennes
(980 - 20 Nov 1008)
Events
| Birth | 980 | Brittany, France | |||
| Christen | 992 | Bretagne, France | |||
| Marriage | 996 | Brittany, France - Hawise de Normandie Duchess of Brittany & Countess of Rennes | |||
| Death | 20 Nov 1008 | Loire Atlantique, Anjou, Pays de la Loire, France | |||
| Burial | 20 Nov 1008 | Pontorson, Manche, Basse-Normandie, France |
Families
| Spouse | Hawise de Normandie Duchess of Brittany & Countess of Rennes ( - ) |
| Child | Alain 3rd d'Brittany Duke of Brittany (1000 - ) |
| Child | Alain Cagniart Count of Cournouaille (998 - 1058) |
| Child | Emme Bretagne (1002 - 1049) |
| Child | Geoffrey "The Hammer" de Gastinois Count de Bretagne (1003 - 1046) |
| Child | Odo de Normandie (Rennes) ( - 1079) |
| Child | Adela de Bretagne (1000 - 1067) |
| Father | Conan 1st "le Tort/the Crooked" de Rennes Count of Rennes ( - 992) |
| Mother | Ermangarde Gerberga d'Anjou Countess of Rennes and Angouleme ( - ) |
| Sibling | Judith de Britannie Duchess Consort of Burgundy (982 - ) |