| Peetri River | |
| Subdivision Type1: | Country |
| Length: | 26.7km (16.6miles) |
| Basin Size: | 43km2 |
The Peetri River is a river in Võru County, Estonia. The river is 26.7 km long, and its basin size is 43 km2. It discharges into the Mustjõgi.[1]
Trout and grayling also live in the river.