House of Orléans
The House of Orléans has a cadet branch in the House of Orléans-Braganza, founded with the marriage between Isabel of Braganza, Princess Imperial of Brazil, and Prince Gaston of Orléans, Count of Eu. Although never reigning, the House of Orléans-Braganza has claimed the Brazilian throne since 1921, and are second in line in the Orleanist line of succession.