Dom Teodósio, Prince of Brazil, Duke of Braganza was the eldest son of John IV of Portugal and heir apparent to the Portuguese throne from 1640 until his death. In 1645, he was created Prince of Brazil and 9th Duke of Braganza.
- Occupation
- composer, astrologer
- Citizenship
- Kingdom of Portugal
- Born
- February 8, 1634
- Died
- May 15, 1653