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Female Fredeburga Click to view Fredeburga in the family tree

Fredeburga is no longer alive.

Fredeburga's family with Guiges III Sire de Vion

They had a son named Guiges IV Count in the District of Grenoble.

1 Royalty for Commoners: The Complete Known Lineage of John  of Gaunt, Son of Edward III, Kin(Royalty for Commoners)
Further source/citation:
Pedigree Resource File CD 6

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