| Gzhat | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Russia |
| Length: | 113km (70miles) |
| Mouth: | Vazuza |
| Mouth Coordinates: | 55.9283°N 34.5382°W |
| Basin Size: | 2370km2 |
The Gzhat (Russian: Гжать) is a river in Smolensk Oblast, Russia. It is 113 km long, with a drainage basin of 2370 km².[1] It is a right tributary of the Vazuza. The town of Gagarin lies by the Gzhat.