House of Braganza Braganza has allegedly suffered from the Curse of the Braganzas (Portuguese: "Maldição dos Braganças"). For supposedly mistreating a Franciscan friar, a curse was purportedly placed on King João IV of Portugal, stating that never again would a first-born male of the Braganza Dynasty would live long enough to succeed to the throne. Since the reign of King João IV, all first-born Braganza males, with only three exceptions, have died before they had the opportunity to reign as monarch, either in Portugal or Brazil. Supposed victims of the Curse of the Braganzas: Genealogical tree of the House of Braganza, during its
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