Louis de Melun, Duke of Joyeuse (October 1694 – 31 July 1724) was a French noble man.
He was the Prince of Epinoy, Baron then Duke of Joyeuse (1714) and Peer of France, Baron of Cysoing, Antoing and Wiers, Earl of Saint-Pol, Viscount of Gand, châtelain de Bapaume, Lord of Villemareuil, of Vaucourtois and of Saint-Jean-les-Deux-Jumeaux.