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Male William I Count of Ponthieu Talvas Click to view William I Count of Ponthieu Talvas in the family tree

William I Count of Ponthieu was born about 1090 in Normandy,France.1   William I Count of Ponthieu's father was Robert De Belleme II Sir and his mother was Agnes De Ponthieu.  His maternal grandparents were Guy I and Ada.  He was an only child.  He died on June 30th, 1171.1 


William I Count of Ponthieu's first family with Ela Of Burgundy

They had a son and a daughter, named Gui II and Ela.


William I Count of Ponthieu's second family with Helie (Alice) of Burgundy

They had a daughter named Adelia De.

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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