| Hnizna | |
|---|---|
 Hnizna River near Velyki Birky | |
| Native name | Гнізна (Ukrainian) |
| Location | |
| Country | Ukraine |
| Physical characteristics | |
| Source | |
| • location | to the northwest of Shymkivtsi |
| • elevation | 49°16′04″N 25°41′38″E / 49.26778°N 25.69389°E |
| Mouth | Seret |
• coordinates | 49°46′12″N 25°45′57″E / 49.77000°N 25.76583°E |
| Length | 81 km (50 mi) |
 | |
Hnizna (Ukrainian: Гнізна) is a river in Ukraine which flows within the Ternopil Raion of Ternopil Oblast.