| Official Name: | Bolshaya Knyazevka |
| Native Name: | Большая Князевка |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Volgograd Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Volgograd Oblast |
| Subdivision Name3: | Zhirnovsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +4:00 |
| Coordinates: | 51.1167°N 89°W[1] |
Bolshaya Knyazevka (Russian: Большая Князевка) is a rural locality (a selo) in Alexandrovskoye Rural Settlement, Zhirnovsky District, Volgograd Oblast, Russia. The population was 139 as of 2010.[2] There are six streets.[3]
Bolshaya Knyazevka is on the right bank of the Medveditsa River, 25 km north of Zhirnovsk (the district's administrative centre) by road. Novaya Bakhmetyevka is the nearest rural locality.[4]