Ralph Montagu, 1st Duke of Montagu English politician (1638-1709) (1638–1709) Parents Anne Winwood Edward Montagu, 2nd Baron Montagu of Boughton Children Lucy Montagu unknown son Montagu Ralph Montagu John Montagu, 2nd Duke of Montagu Lady Anne Montagu Siblings Edward Montagu Elizabeth Montagu Partners Anne Lennard, Countess of Sussex Elizabeth Percy, Countess of Northumberland Elizabeth Monck, Duchess of Albemarle