Louis I, Duke of Orléans
Philip of Orléans, Count of Vertus (, 21/24 July 1396 – 1 September 1420), was the second son of Louis I, Duke of Orléans, and Valentina Visconti, and a grandson of Charles V of France. His older brother was the noted poet Charles, Duke of Orléans and his younger brother was John, Count of Angoulême.