| Hangu | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Neamț County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Hangu |
| Length: | 11km (07miles) |
| Mouth: | Bistrița |
| Mouth Location: | Lake Izvorul Muntelui near Hangu |
| Mouth Coordinates: | 47.0553°N 26.0349°W |
| Basin Size: | 68km2 |
| Tributaries Left: | Audia |
| Custom Label: | River code |
| Custom Data: | XII.1.53.43 |
The Hangu is a left tributary of the river Bistrița in Romania. It flows into Lake Izvorul Muntelui in the proximity of the village Hangu.[1] Its length is 11km (07miles) and its basin size is 68km2.