Diana Margaret Hughes (1905-1996) (1905–1996) Parents Sir Robert Heywood Hughes, 12th Bt. Edith Agnes Skinner Children Sir John Robert Mowbray, 6th Bt. Carolyn Mary Mowbray Elizabeth Rose Mowbray Siblings Joanne Mary Hughes Elizabeth Mary Theodora Hughes Barbara Frances Hughes Partners Sir George Robert Mowbray, 5th Bt.