Possibly Henry Howard, 6th Duke of Norfolk
Lord Henry Howard, 6th Duke of Norfolk, later Lord Howard... 1669
Henry Howard, 6th Duke of Norfolk 1672
Charles Seymour, 6th Duke of Somerset 1703
William Cavendish, 6th Duke of Devonshire (1790-1858) 1826
William Spencer Cavendish, 6th Duke of Devonshire (1790-1... 1834