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Male William De Ros Click to view William De Ros in the family tree

William was born about 1196 in Helmsley Castle, North Ride Yorkshire, England.  William's father was Robert De Ros and his mother was Isabella UNKNOWN.  His paternal grandparents were Everard De Ros and Roese De Trussebut; his maternal grandparents were William The Lion King Of Scotland and Isabel Avenal.  He was an only child.  He died in 1264 in Poitou, France.


William's family with Lucy Fitzpiers

They had two sons and a daughter, named Robert, William and Lucy.

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