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

John de was born in 1230 in Tillesworth, Bedfordshire England.  John de's father was Eustace II (Sir) de MORTEYNE and his mother was Hillary SILVEIN.  His paternal grandparents were Eustace de MORTEYNE and Hillary UNKNOWN; his maternal grandfather was Richard SILVEIN.  He was an only child.  He died about 1284.


John de's family with Constance MERSTON

They had a daughter named Jane.