House of Braganza the House of Orléans-Braganza, from its origin to the current claimants: The descendants of Prince Luís of Orléans-Braganza <br> The descendants of Pedro de Alcântara, Prince of Grão-Pará House of Braganza The Most Serene House of Braganza (), or the Brigantine Dynasty ("Dinastia Brigantina"), is a dynasty of emperors, kings, princes, and dukes of Portuguese origin, a branch of the House of Aviz. The house was founded by Afonso I, 1st Duke of Braganza, illegitimate son of King John I of Portugal, founder of the House of Aviz, and would eventually grow into one of the wealthiest and most powerful
Prince Luiz Gastão of Orléans-Braganza Prince Luiz Gastão of Orléans-Braganza Prince Luiz Gastão of Orléans-Braganza (; 19 February 19118 September 1931) was a member of the House of Orléans-Braganza, and was descended from the Brazilian Imperial Family. Prince Luiz Gastão was born at Cannes, France, the second son of Prince Luiz of Orléans-Braganza (1878–1920), and his wife, Princess Maria di Grazia of Bourbon-Two Sicilies (1978–1963). His father was the second son of Prince Gaston, Count of Eu, and Isabel, Princess Imperial of Brazil. His mother was the daughter of Prince Alfonso, Count of Caserta, and Princess Antonietta of Bourbon-Two Sicilies. Prince Luis Gastão's paternal grandmother,