| Tahuamanu River | |
| Map: | Rio Negro map.jpg |
| Subdivision Type1: | Country |
| Subdivision Name1: | Bolivia, Peru |
| Subdivision Type3: | Region |
| Subdivision Name3: | Pando Department Madre de Dios Region |
| Mouth: | Madre de Dios River |
| River System: | Amazon River |
The Tahuamanu River is a river of Bolivia and Peru. Nícolas Suárez Callau enslaved and exploited natives along the Tahuamanu during the rubber boom.