| Official Name: | Pevomayskoye |
| Native Name: | Первомайское |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Biysky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 52.5833°N 100°W[1] |
Pevomayskoye (Russian: Первомайское) is a rural locality (a selo) and the administrative center of Pevomaysky Selsoviet, Biysky District, Altai Krai, Russia. The population was 5,454 as of 2013.[2] There are 44 streets.
Pevomayskoye is located 9 km north of Biysk (the district's administrative centre) by road. Prigorodny is the nearest rural locality.[3]