Duke of Braganza Duke of Braganza The title Duke of Braganza () in the House of Braganza is one of the most important titles in the peerage of Portugal. Starting in 1640, when the House of Braganza acceded to the throne of Portugal, the male heir of the Portuguese Crown were known as Duke of Braganza, along with their style Prince of Beira or (from 1645 to 1816) Prince of Brazil. The tradition of the heir to the throne being titled Duke of Braganza was revived by various pretenders after the establishment of the Portuguese Republic on 5 October 1910 to signify their
Prince Luiz of Orléans-Braganza Prince Luiz of Orléans-Braganza Prince Luiz of Orleans-Braganza (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 Prince Pedro Carlos of Orléans-Braganza. Though both Prince Luiz and Prince Pedro Carlos are great-great-grandchildren of Emperor Pedro II of Brazil, of the House of Braganza, they dispute leadership over the Brazilian Imperial Family due to a dynastic dispute concerning their fathers, who were cousins. Prince Luiz actively claims the throne