Henry Percy, 5th Earl of Northumberland English noble (1478–1527) Parents Maud Herbert Henry Percy, 4th Earl of Northumberland Children Sir Ingelram Percy Maud Percy Thomas Percy Margaret Percy Henry Percy, 6th Earl of Northumberland Siblings Eleanor Percy, Duchess of Buckingham Alan Percy Anne Percy Sir William Percy Lady Elizabeth Percy Jocelyn Percy Maud Percy Partners Mary Percy, Countess of Northumberland Catherine Spencer