Do Ouro River

Do Ouro River or Rio do Ouro may refer to:

Brazil

 * Ouro River (Acre)
 * Do Ouro River (Bahia)
 * Do Ouro River (Goiás)
 * Do Ouro River (Rio Grande do Sul)
 * Do Ouro River (Santa Catarina)
 * Do Ouro River (Rondônia)

Other places

 * Rio do Ouro, a river in São Tomé and Príncipe