Henry Percy, 2nd Earl of Northumberland (3 February 1393 – 22 May 1455) was an English nobleman and military commander in the lead up to the Wars of the Roses. He was the son of Henry "Hotspur" Percy, and the grandson of Henry Percy, 1st Earl of Northumberland. His father and grandfather were killed in different rebellions against Henry IV in 1403 and 1408 respectively, and the young Henry spent his minority in exile in Scotland.