Guaratinguetá is a municipality in the state of São Paulo in Brazil. It is part of the Metropolitan Region of Vale do Paraíba e Litoral Norte. The population is 122,505 in an area of 752.64 km2. It is located in the region of Vale do Paraíba; prominent individuals from the area include Saint Frei Galvão, Brazilian President Rodrigues Alves and the cardiologist Dr Euryclides de Jesus Zerbini.