High Quality Content by WIKIPEDIA articles! Henri de Lorraine (20 March 1601 - 25 July 1666, Royaumont Abbey), known as Cadet la Perle, was a French nobleman. He was count of Harcourt, count of Armagnac, count of Brionne and viscount of Marsan. He was the younger son of Charles I, Duke of Elbeuf and his wife Marguerite de Chabot, countess of Charny.