John de MITFORD 
He had a biological daughter named Sibilla de.
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Personal Details
John de MITFORD
John de was born about 1026 in Mitford Castle, Morpeth, Northumberland, England. John de is no longer alive.
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Children
Sibilla de MITFORD
Sibilla de was born about 1048 in Mitford Castle, Morpeth, Northumberland, England. Sibilla de is no longer alive.