| Official Name: | Yersi |
| Native Name: | Ерси |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Dagestan#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Republic of Dagestan |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Tabasaransky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 42°N 49°W[1] |
Yersi (Russian: links=no|Ерси) is a rural locality (a selo) and the administrative center of Yersinsky Selsoviet, Tabasaransky District, Republic of Dagestan, Russia. Population: There are 10 streets.[2]
Yersi is located 13 km northeast of Khuchni (the district's administrative centre) by road. Zil and Darvag are the nearest rural localities.[3]