| Official Name: | Mordvintsevo |
| Native Name: | Мордвинцево |
| Settlement Type: | Khutor |
| Pushpin Map: | Russia Volgograd Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Volgograd Oblast |
| Subdivision Name3: | Kikvidzensky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +4:00 |
| Coordinates: | 50.5333°N 58°W[1] |
Mordvintsevo (Russian: Мордвинцево) is a rural locality (a khutor) in Grishinskoye Rural Settlement, Kikvidzensky District, Volgograd Oblast, Russia. The population was 168 as of 2010.[2] There are 2 streets.[3]
Mordvintsevo is located in steppe on Khopyorsko-Buzulukskaya plain, 27 km southeast of Preobrazhenskaya (the district's administrative centre) by road. Chistopol is the nearest rural locality.[4]