| Official Name: | Vostochny |
| Native Name: | Восточный |
| Settlement Type: | Settlement |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Ust-Kalmansky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 52.05°N 113°W[1] |
Vostochny (Russian: Восточный) is a rural locality (a settlement) in Priozyorny Selsoviet, Ust-Kalmansky District, Altai Krai, Russia. The population was 176 as of 2013.[2] There are 2 streets.
Vostochny is located 21 km southeast of Ust-Kalmanka (the district's administrative centre) by road. Priozyorny is the nearest rural locality.[3]