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Male Geoffrey  I Bretagne de Rennes Click to view Geoffrey  I Bretagne de Rennes in the family tree

Geoffrey  I was born about 0980 in Bretagne, France.  Geoffrey  I's father was Conan  I UNKNOWN and his mother was Ermengarde de Anjou.  His paternal grandparents were Juhel Berenger and Queen Gerberge of Saxony; his maternal grandparents were Geoffroy Grisegonnelle and Adelaide de Vermandois.  He was an only child.


Geoffrey  I's family with Avicia Hedwick de Normandy

They had a daughter named Gisela.

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