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Male Geoffrey Duke of Brittany Click to view Geoffrey Duke of Brittany in the family tree

Geoffrey Duke of was born about 0980 in Bretagne,Normandy,France.1   Geoffrey Duke of's father was Conan I 'le Tort' Duke of Brittany Comte de Rennes Comte de R and his mother was Ermengard d'Anjou.  His maternal grandparents were Geoffrey I Count of Anjou, Seneschal of France Grisgonelle and Adelaide de Vermandois and Troyes. He had a sister named Judith of.  He was the older of the two children.  He died on November 20th, 1008.1 


Geoffrey Duke of's family with Hawise of Normandy

‌Geoffrey Duke of and Hawise of were married in a religious ceremony in 0996 in Bretagne,Normandy,France.  They had two sons named Alan III Duke of and Eudes 'Penthievre'.

1 Royalty for Commoners: The Complete Known Lineage of John  of Gaunt, Son of Edward III, Kin(Royalty for Commoners)
2 http://www.gendex.com/users/Enf_Bry/Enf_Bry/index.html (Enf-Bry)
Further source/citation:
Pedigree Resource File CD 6

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