Alfama
The Rua do Barão is one of the streets of the Freguesia da Sé (Lisbon Cathedral), which begins at the Rua São João da Praça and ends at Rua Augusto Rosa. The toponym "Rua do Barão" is because of João Fernandes da Silveira, who was the first Baron of Alvito, minister of Portuguese kings Afonso V and João II, lived here.