| Official Name: | Sertil |
| Native Name: | Сертиль Сертӏил |
| 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: | 41.9167°N 98°W[1] |
Sertil (Russian: Сертиль; Сертӏил) is a rural locality (a selo) in Guninsky Selsoviet, Tabasaransky District, Republic of Dagestan, Russia. Population: There are 4 streets.[2]
Sertil is located 18 km southwest of Khuchni (the district's administrative centre) by road. Guvlig is the nearest rural locality.[3]