| Official Name: | Slyudyanka |
| Native Name: | Слюдянка |
| Settlement Type: | Selo |
| 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: | 51.8817°N 83.6586°W |
Slyudyanka (Russian: Слюдянка) is a rural locality (a selo) in Mikhaylovsky Selsoviet, Ust-Kalmansky District, Altai Krai, Russia. The population was 117 as of 2013.[1] There are 2 streets.
Slyudyanka is located 47 km southeast of Ust-Kalmanka (the district's administrative centre) by road. Ogni is the nearest rural locality.[2]