| Official Name: | Posyolok imeni Mamontova |
| Native Name: | Посёлок имени Мамонтова |
| Settlement Type: | Settlement |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Pospelikhinsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 53.0833°N 130°W[1] |
Posyolok imeni Mamontova (Russian: Посёлок имени Мамонтова) is a rural locality (a settlement) in Mamontovsky Selsoviet, Pospelikhinsky District, Altai Krai, Russia. The population was 1,435 in 2014.[2] There are 4 streets.
Posyolok imeni Mamontova is located 10 km southwest of Pospelikha (the district's administrative centre) by road. Krutoy Yar is the nearest rural locality.[3]