| Official Name: | Ustye |
| Native Name: | Устье |
| Native Name Lang: | ru |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Voronezh Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Voronezh Oblast |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Khokholsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 51.55°N 40°W[1] |
Ustye (Russian: links=no|Устье) is a rural locality (a selo) in Petinskoye Rural Settlement, Khokholsky District, Voronezh Oblast, Russia. The population was 1,104 as of 2010.[2] There are 20 streets.[3]
Ustye is located on the right bank of the Don River, 22 km of from Khokholsky (the district's administrative centre) by road. Malyshevo is the nearest rural locality.[4]