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Male John Deincourt Click to view John Deincourt in the family tree

John was born about 1270 in Blankney, Lincolnshire, England.  John's father was Edmund St Baron Deincourt and his mother was Isabel De Mohun.  His paternal grandparents were John II Deincourt and Agnes De Neville; his maternal grandparents were Reynold II De Mohun and Isabel De Ferrers.  He was an only child.


John's family with Mrs John Deincourt

They had a son named William.

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