The 4th House of Orléans (French: Maison d'Orléans), sometimes called the House of Bourbon-Orléans (French: Maison de Bourbon-Orléans) to distinguish it, is the fourth holder of a surname previously used by several branches of the Royal House of France, all descended in the legitimate male line from the dynasty's founder, Hugh Capet.The house was founded by Philippe I, Duke of …

Luiz Gastão Maria José Pio Miguel Gabriel Rafael Gonzaga de Orléans e Bragança e Wittelsbach (born 6 June 1938) is the head of the Vassouras branch of the House of Orléans-Braganza and a claimant to the defunct Brazilian throne. The Vassouras branch claims the throne in opposition to the Petrópolis branch of the Orléans-Braganzas, headed by Pedro Carlos of Orléans-Braganza.