| Official Name: | Platovka |
| Native Name: | Платовка |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Klyuchevsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 52.35°N 82°W[1] |
Platovka (Russian: Платовка) is a rural locality (a selo) in Klyuchevsky Selsoviet, Klyuchevsky District, Altai Krai, Russia. The population was 269 as of 2013.[2] There are 3 streets.
Platovka is located 17 km north of Klyuchi (the district's administrative centre) by road. Tselinny and Klyuchi are the nearest rural localities.[3]