| Official Name: | Ust-Lebed |
| Native Name: | Усть-Лебедь |
| Settlement Type: | Village |
| Pushpin Map: | Russia Altai Republic#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Republic |
| Subdivision Name3: | Turochaksky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 52.2833°N 88°W[1] |
Ust-Lebed (Russian: Усть-Лебедь; Southern Altai: Куу-Оозы, Kuu-Oozı) is a rural locality (a selo) in Turochakskoye Rural Settlement of Turochaksky District, the Altai Republic, Russia. The population was 2 as of 2016.[2] There is 1 street.
Ust-Lebed is located at the confluence of the Lebed and Biya Rivers, 11 km northwest of Turochak (the district's administrative centre) by road. Lebedskoye is the nearest rural locality.[3]