| Rooney River | |
| Pushpin Map: | New Zealand#New Zealand South Island |
| Pushpin Map Size: | 270px |
| Pushpin Map Caption: | Mouth of the Rooney River |
| Source1: | Kaherekoau Mountains |
| Source1 Coordinates: | -45.8557°N 167.2567°W |
| Mouth Location: | Lake Hauroko |
| Mouth Elevation: | 155m (509feet) |
| Mouth Coordinates: | -46.2167°N 166.9279°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | New Zealand |
| Progression: | Rooney River → Lake Hauroko → Wairaurāhiri River → Foveaux Strait |
The Rooney River is a river in southern Fiordland, New Zealand. It rises in the Kaherekoau Mountains and flows southward into Lake Hauroko.