| Official Name: | Ust-Muravlyanka |
| Native Name: | Усть-Муравлянка |
| 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: | Repyovsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 51.0333°N 88°W[1] |
Ust-Muravlyanka (Russian: links=no|Усть-Муравлянка) is a rural locality (a selo) and the administrative center of Skoritskoye Rural Settlement, Repyovsky District, Voronezh Oblast, Russia. The population was 858 as of 2010.[2] There are 8 streets.[3]
Ust-Muravlyanka is located 18 km southeast of Repyovka (the district's administrative centre) by road. Kolbino is the nearest rural locality.[4]