House of Braganza-Saxe-Coburg and Gotha be the illegitimate daughter of King Carlos I of Portugal and claimed the right to the titles of Duchess of Braganza and to be the rightful Queen of Portugal. Maria Pia claimed that King Carlos I legitimized her through a royal decree and placed her in the line of succession, however no proof was presented to demonstrate this and the King similarly did not have the personal authority to do so. Maria Pia's paternity was never proven and her claim not widely accepted. House of Braganza-Saxe-Coburg and Gotha The House of Braganza-Saxe-Coburg and Gotha (also known as the House of
Prince Luiz of Orléans-Braganza honours: 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