John married Margaret BEAUCHAMP on 6 Sep 1425 in Warwick Castle, Warwickshire, England. Margaret (daughter of Richard De BEAUCHAMP, [EARL OF WARWICK] and Elizabeth De BERKELEY) was born in 1404 in Of, Goodrest, Wedgnock Park, Warwickshire, England; died on 14 Jun 1467. [Group Sheet] [Family Chart]