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Male John de Grandeson Click to view John de Grandeson in the family tree

John was born in 1299 in Ashperton, Herefordshire, England.  John's father was William de Grandeson and his mother was Sybil de Tregoz.  His paternal grandparents were Pierre I de Grandison and Agnes de Neuchatel; his maternal grandparents were John de Tregoz and Mabel FitzWarin. He had a brother and three sisters, named Piers, Agnes, Mabilia and Katherine.  He is the second youngest of the five children.

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