| Barrancas River | |
| Subdivision Type1: | Country |
| Length: | 180km (110miles) |
| Mouth Elevation: | 1500m (4,900feet) |
The Barrancas River is a river in western Argentina. Traveling eastward from the Andes range, it separates the Argentine provinces of Mendoza and Neuquén. Joining the Río Grande, it merges into the Colorado, and flows into the Atlantic Ocean.