Palace of the Dukes of Braganza Palace of the Dukes of Braganza The Palace of the Dukes of Braganza () is a medieval estate and former residence of the first Dukes of Braganza, located in the historical centre of Guimarães (Oliveira do Castelo), in the north-western part of Portugal. It was initiated between 1420 and 1422 by Afonso, Count of Barcelos, the illegitimate son of John I of Portugal (and future Duke of Bragança), after his marriage to his second wife. His prodigeny would occupy the space until the Dukes of Braganza moved to Vila Viçosa, abandoning the palace. The 16th Century marked the beginning of
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