House of Braganza 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 noble houses of the Iberian Peninsula of the Renaissance period. The Braganzas came to rule the Kingdom of Portugal and the Algarves after successfully deposing the Philippine Dynasty
House of Braganza atop the Portuguese Crown Sceptre, the Sceptre of the Dragon and the Sceptre of the Emperor of Brazil. The wyvern is also sometimes used as a supporter in the coat of arms of both the Brazilian and Portuguese branches of the family. Because of its use in heraldry by the Braganza as the ruling house, and given Pedro IV's link with Porto, a dragon was added to the old coat of arms of the municipality of Porto and is still a part of FC Porto's coat of arms, who are nicknamed "The Dragons". Since the 17th century, the House of