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Male John de St. John Click to view John de St. John in the family tree

John was born in 1225.1   John's father was Robert de St. John and his mother was Agnes de Canteloupe.  His paternal grandparents were William de St. John I and Godchild Pagenell; his maternal grandparents were William de Cantelou III and Eva de Braose. He had a brother and a sister, named William and Jane.  He was the second oldest of the three children.  He died at the age of 77 on September 29th, 1302.1 

Family Details of John's family with Alice FitzPiers

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