Sareyn County
| Sareyn County Persian: شهرستان سرعین | |
|---|---|
| County | |
| Location of Sareyn County in Ardabil province (center left, pink) | |
| Location of Ardabil province in Iran | |
| Coordinates: 38°12′N 48°02′E / 38.200°N 48.033°E | |
| County | Iran | 
| Province | Ardabil | 
| Established | 2009 | 
| Capital | Sareyn | 
| Districts | Central, Sabalan | 
| Population  (2016) | |
|  • Total | 18,200 | 
| Time zone | UTC+3:30 (IRST) | 
Sareyn County (Persian: شهرستان سرعین) is in Ardabil province, Iran. Its capital is the city of Sareyn.