| Official Name: | Nizhnekumsky |
| Native Name: | Нижнекумский |
| Settlement Type: | Khutor |
| Pushpin Map: | Russia Volgograd Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Volgograd Oblast |
| Subdivision Name3: | Oktyabrsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +4:00 |
| Coordinates: | 48.2°N 72°W[1] |
Nizhnekumsky (Russian: Нижнекумский) is a rural locality (a khutor) in Shebalinovskoye Rural Settlement, Oktyabrsky District, Volgograd Oblast, Russia. The population was 217 as of 2010.[2] There are 4 streets.[3]
Nizhnekumsky is located in steppe, on Yergeni, on the left bank of the Myshkova River, 39 km northwest of Oktyabrsky (the district's administrative centre) by road. Chernomorovsky is the nearest rural locality.[4]