The Baquirivu-Guaçu River is a river of São Paulo state in southeastern Brazil.
| Baquirivu-Guaçu River | |
|---|---|
 | |
| Location | |
| Country | Brazil |
| Physical characteristics | |
| Source | |
| • location | São Paulo state |
| Mouth | Tietê River |
• coordinates | 23°29′S 46°29′W / 23.483°S 46.483°W |