Riozinho River (Amazonas)

The Riozinho River (Portuguese: Rio Riozinho) is a river of Amazonas state in north-western Brazil. It is a tributary of the Jutaí River.

The Riozinho River forms the eastern boundary of the 275,533 hectares (680,860 acres) Rio Jutaí Extractive Reserve, flowing north to join the Jutaí River.