Louise d'Orléans (1812–1850) was Queen of the Belgians as the second wife of King Leopold I.
Louise d'Orléans may also refer to:
Louise Adélaïde d'Orléans (1698–1743) Louise Élisabeth d'Orléans (1709–1742) Louise Diane d'Orléans (1716–1736) Louise Marie d'Orléans (1726–1728) Louise d'Orléans (1869–1952) Princess Louise of Orléans (1882–1958)