Louis d'Orléans may refer to:
Louis I, Duke of Orléans - younger brother of Charles VI of France
Louis d'Orléans, Duke of Orléans - grandfather of Philippe Égalité
Prince Louis, Duke of Nemours - son of Louis-Philippe of France and great-great-grandson of the above
Louis d'Orléans, Prince of Condé – son of Henri d'Orleans, Duke of Aumale