Henry Percy, 9th Earl of Northumberland English aristocrat (1564-1632) (1564–1632) Parents Katherine Neville Henry Percy, 8th Earl of Northumberland Children Henry Percy, Baron Percy of Alnwick Algernon Percy, 10th Earl of Northumberland Henry Percy, Baron Percy Henry Percy, Baron Percy Dorothy Sidney, Countess of Leicester Lucy Hay, Countess of Carlisle Siblings Eleanor Percy George Percy William Percy Sir Jocelyn Percy Sir Charles Percy Lucy Percy Sir Alan Percy Sir Richard Percy Partners Dorothy Percy, Countess of Northumberland
