Louis d'Orléans or Louis of Orléans may refer to:
Louis I, Duke of Orléans (1372–1407), younger brother of Charles VI of France Louis of Valois (1549–1550), son of Henry II of France King Louis XII (1462–1515), Duke of Orléans between 1465 and 1498 Louis I d'Orléans, duc de Longueville (1480–1516), son of François I, Duke of Longueville Louis II d'Orléans, Duke of Longueville (1510–1537) Louis, Duke of Orléans (born 1703) (1703–1752), grandfather of Philippe Égalité Prince Louis, Duke of Nemours (1814–1896), son of Louis Philippe I and great-great-grandson of the above Louis d'Orléans, Prince of Condé (1845–1866), son of Henri d'Orleans, Duke of Aumale
See also House of Orléans Duke of Orléans Louis Dorléans (1542–1629), poet and political pamphleteer