House of Braganza Portugal, the Braganzas were split into three main branches of the family: the Brazilian branch, headed by King John VI's eldest son, Emperor Pedro I of Brazil, the Constitutional branch, headed by Emperor Pedro I's eldest daughter, Queen Maria II of Portugal, and the Miguelist branch, headed by King John VI's second eldest son, King Miguel I of Portugal. The Brazilian branch, following 1921, became the House of Orléans-Braganza, whose leadership is disputed by two branches of its own: the Vassouras branch, headed by Prince Luiz of Orléans-Braganza, and the Petrópolis branch, headed by Prince Pedro Carlos of Orléans-Braganza. The
Teodósio I, Duke of Braganza Teodósio I, Duke of Braganza Dom Teodósio I of Braganza (; 1510 – 22 September 1563) was the 5th Duke of Braganza, among other titles. He is known for ceding the title of Duke of Guimarães to Infante Duarte of Aviz, alongside some of the wealth and properties of the House of Braganza. The Duke Teodósio I was an educated and refined man, a typical renaissance prince. He loved painting and sculpture. In 1542, he married his 1st cousin (1513–1558), daughter of his uncle Dinis, and had John I of Braganza. Their child, João I succeeded him as 6th Duke