| Official Name: | Masalsky |
| Native Name: | Масальский |
| Settlement Type: | Settlement |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Loktevsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 50.95°N 128°W[1] |
Masalsky (Russian: Масальский) is a rural locality (a settlement) in and the administrative center of Masalsky Selsoviet, Loktevsky District, Altai Krai, Russia. The population was 1,669 as of 2013.[2] There are 22 streets.
Masalsky is located 30 km east of Gornyak (the district's administrative centre) by road. Stepnoy is the nearest rural locality.[3]