Sir Henry Percy KG (20 May 1364 – 21 July 1403), commonly known as Sir Harry Hotspur, or simply Hotspur, is a late medieval English nobleman.

He is known as one of the most valiant knights of his day, and ias a significant captain during the Anglo-Scottish wars.

He later leads successive rebellions against Henry IV of England, and is slain at the Battle of Shrewsbury in 1403 at the height of his career.