| Official Name: | Mirny |
| Native Name: | Мирный |
| Settlement Type: | Settlement |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Kulundinsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 52.4667°N 82°W[1] |
Mirny (Russian: Мирный) is a rural locality (a settlement) in Kursky Selsoviet, Kulundinsky District, Altai Krai, Russia. The population was six as of 2013.[2] There are two streets.
Mirny is located 17 km southeast of Kulunda (the district's administrative centre) by road. Vinogradovka is the nearest rural locality.[3]