Jean Étienne Philibert de Prez de Crassier or Étienne Desprez-Crassier (18 January 1733 – 6 July 1803) was a French political and military leader in the early years of the French Revolutionary Wars. Despite being from the minor nobility, he entered the French Royal Army as a cadet at the age of 12 because of his family's poverty. He fought in the War of the Austrian Succession and the Seven Years' War, becoming a colonel in 1785 and retiring two years later. Voltaire lent him the money needed to recover the Deprez family property. He was elected to the Estates General as a nobleman in 1789. After being promoted to lieutenant general he led a division at Valmy in 1792. He became commander of the Army of the Rhine and Army of the Western Pyrenees. Imprisoned during the Reign of Terror, he wa