| Official Name: | Duplyatsky |
| Native Name: | Дуплятский |
| 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: | 51.1°N 63°W[1] |
Duplyatsky (Russian: Дуплятский) is a rural locality (a khutor) and the administrative center of Duplaytskoye Rural Settlement, Novonikolayevsky District, Volgograd Oblast, Russia. The population was 922 as of 2010.[2] There are 14 streets.[3]
Duplyatsky is located in steppe, on the Khopyorsko-Buzulukskaya Plain, on the Kasarka River, 16 km north of Novonikolayevsky (the district's administrative centre) by road. Orlovsky is the nearest rural locality.[4]