Dom Teodósio I of Braganza 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. Wikipedia
Born: 1510, Vila Viçosa, Portugal
Died: September 22, 1563 (age 53 years), Vila Viçosa, Portugal
Great-grandparents: Fernando I, Duke of Braganza, Beatriz of Portugal, Duchess of Viseu, Joana de Castro, and more
Great grandchildren: John IV of Portugal, Alexander de Bragança, Fernando Alvarez de Toledo y Portugal, 1.Marqués de Xarandilla, and more
Children: João I, Duke of Braganza
Parents: Jaime, Duke of Braganza