Preto River

Preto River or Prêto River may refer to these rivers in Brazil:

Amapá

 * Preto River (Amapá)

Amazonas

 * Preto da Eva River
 * Preto River (Padauari River tributary)
 * Preto River (Unini River tributary)

Bahia

 * Preto River (Bahia, Atlantic Ocean)
 * Preto River (Bahia, Grande River tributary)
 * Preto River (Bahia, Jequié River tributary)

Espírito Santo

 * Preto River (Cricaré River tributary)
 * Preto River (Espírito Santo), Itabapoana River tributary
 * Preto River (Itabapoana River tributary), west of the above
 * Preto River (Itaúnas River tributary)
 * Preto River (Mariricu River tributary)

Goiás

 * Preto River (Paracatu River tributary)
 * Preto River (Paranaíba River tributary)
 * Preto River (Tocantins River tributary)

Maranhão

 * Preto River (Maranhão)

Minas Gerais

 * Preto River (Araçuaí River tributary)
 * Preto River (Paraibuna River tributary)

Paraíba

 * Preto River (Paraíba)

Paraná

 * Preto River (Paraná)

Pernambuco

 * Preto River (Pernambuco)

Rio de Janeiro

 * Preto River (Piabanha River tributary)
 * Preto River (Ururaí River tributary)

Rondônia

 * Preto de Candeias River
 * Preto do Crespo River
 * Preto River (Rondônia)

Roraima

 * Preto River (Roraima)

Santa Catarina

 * Preto River (Negro River tributary)
 * Preto River (Do Peixe River tributary)

São Paulo

 * Preto River (São Paulo)