Barreto may refer to: Barreto (surname) Barreto, Niterói, a neighborhood in Brazil Barreto River, in Pará, Brazil Pereira Barreto, a municipality in Brazil Barretos, a municipality in Brazil Barreto (footballer, born 1985), Paulo Vitor de Souza Barreto, Brazilian footballer Barreto (footballer, born 1995), Gustavo Bonatto Barreto, Brazilian football defensive midfielder