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Male William de Berkeley (1st Marquis) Click to view William de Berkeley (1st Marquis) in the family tree Click to view William de Berkeley (1st Marquis) in the family tree View timeline for this person's branch of the family tree

William was born in 1426.  William's father was James de Berkeley (1st Baron) and his mother was Isabel Mowbray.  His paternal grandparents were Sir James Berkeley and Elizabeth Bluet; his maternal grandparents were Thomas Mowbray (1st Duke of Norfolk) and Elizabeth FitzAlan. He had a brother named Maurice.  He was the older of the two children.  He died at the age of 64 in 1490.


Family Details of William's family with Joan Strangeways

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