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, Duke of Orléans (1703–1752), grandfather of Philippe Égalité
• Prince Louis, Duke of Nemours (1814–1896), son of Louis-Philippe of France and great-great-grandson of the above
• Louis d'Orléans, Prince of Condé (1845–1866), son of Henri d'Orleans, Duke of Aumale

• House of Orléans
• Duke of Orléans
• Louis Dorléans (1542–1629), poet and political pamphleteer

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