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Male Sir. John Thornhill Click to view Sir. John Thornhill in the family tree

John was born about 1180 in Thornhill, Yorkshire, England.  John's father was Sir. Richard Thornhill and his mother was Alice.  His paternal grandparents were Sir. Jordan Thornhill and Ethelrida.  He was an only child.  He died about 1249.


John's family with Oliva dela Mare

‌John and Oliva were married in a religious ceremony about 1226.  They had a daughter named Sarah.

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