| São João da Barra River | |
|---|---|
| Country | Brazil |
| Basin features | |
| Main source | Mato Grosso state |
| River mouth | Juruena River |
The São João da Barra River is a river of Mato Grosso state in western Brazil. It is a tributary of the Juruena River.
Coordinates: 8°56′28″S 58°33′00″W / 8.94111°S 58.55000°W