| Official Name: | Fominsky |
| Native Name: | Фоминский |
| Settlement Type: | Khutor |
| Pushpin Map: | Russia Volgograd Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Volgograd Oblast |
| Subdivision Name3: | Novonikolayevsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +4:00 |
| Coordinates: | 51.0333°N 59°W[1] |
Fominsky (Russian: Фоминский) is a rural locality (a khutor) in Novonikolayevskoye Rural Settlement, Novonikolayevsky District, Volgograd Oblast, Russia. The population was 152 as of 2010.[2] There are 3 streets.[3]
Fominsky is located in steppe, on the Khopyorsko-Buzulukskaya Plain, 10 km northwest of Novonikolayevsky (the district's administrative centre) by road. Korolevsky is the nearest rural locality.[4]