| Bouenza River | |
|---|---|
 Kouilou-Niari River basin | |
  | |
| Location | |
| Country | Republic of the Congo |
| Physical characteristics | |
| Mouth | Niari River |
• coordinates | 4°11′12″S 13°49′17″E / 4.186550°S 13.821485°E |
| Basin features | |
| River system | Kouilou-Niari River |
The Bouenza River is a river of the Republic of the Congo. It is a right tributary of the Niari River. It feeds the Moukoukoulou Hydroelectric Power Plant.