| Official Name: | Tersa |
| Native Name: | Терса |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Volgograd Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Volgograd Oblast |
| Subdivision Name3: | Yelansky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +4:00 |
| Coordinates: | 50.8833°N 90°W[1] |
Tersa (Russian: Терса) is a rural locality (a selo) and the administrative center of Tersinskoye Rural Settlement, Yelansky District, Volgograd Oblast, Russia. The population was 1,540 as of 2010.[2] There are 20 streets.[3]
Tersa is located on Khopyorsko-Buzulukskaya Plain, on the bank of the Tersa River, 8 km southeast of Yelan (the district's administrative centre) by road. Zhuravka is the nearest rural locality.[4]