| 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: | Uglovsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 51.4167°N 136°W[1] |
Mirny (Russian: Мирный) is a rural locality (a settlement) in Shadrukhinsky Selsoviet, Uglovsky District, Altai Krai, Russia. The population was 641 as of 2013.[2] It was founded in 1954. There are 12 streets.
Mirny is located 22 km northwest of Uglovskoye (the district's administrative centre) by road. Bor-Kosobulat is the nearest rural locality.[3]