Anne Pierre d'Harcourt, 4th Duke of Harcourt was a French Royal Army officer and nobleman, notable as a duke of Harcourt and the fourth marshal of France from the House of Harcourt. He was the son of Henry d'Harcourt and great grandson of Abraham de Fabert, both marshals of France.
He married Thérèse Eulalie de Beaupoil and had 5 children, including François-Henri d'Harcourt.