Philippe Emmanuel de Lorraine Duke of Mercœur (9 September 1558 Nomeny Meurthe-et-Moselle – 19 February 1602 Nürnberg) the eldest surviving son of Nicholas Duke of Mercœur and Jeanne de Savoie-Nemours was a French soldier and prominent member of the Catholic League.He was made a knight of the Order of Saint Esprit in 1578. His wife was Marie de Luxemburg the Duchess of Penthièvre.