| Official Name: | Yekaterinovka |
| Native Name: | Екатериновка |
| Settlement Type: | Selo |
| 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: | 52.55°N 115°W[1] |
Yekaterinovka (Russian: Екатериновка) is a rural locality (a selo) in Ananyevsky Selsoviet, Kulundinsky District, Altai Krai, Russia. The population was 179 as of 2013.[2] There are 2 streets.
Yekaterinovka is located 59 km east of Kulunda (the district's administrative centre) by road. Ananyevka is the nearest rural locality.[3]