John married Swynhowe, Margaret in 1412 in Newcastle Upon Tyne, Northumberland, England. Margaret (daughter of d'Isney, Sir William IV and Grey, Mary) was born in 1378 in Newcastle Upon Tyne, Northumberland, England; died on 12 Nov 1429 in Newcastle Upon Tyne, Northumberland, England; was buried after 12 Nov 1429 in Leicester, Leicestershire, England. [Group Sheet] [Family Chart]

1. Bradford, Robert was born in 1416 in Newcastle Upon Tyne, Northumberland, England; died in 1494 in Yorkshire, England.