Ruen
| Ruen Руен | |
|---|---|
| Coordinates: 42°48′N 27°17′E / 42.800°N 27.283°E | |
| Country | Bulgaria | 
| Provinces (Oblast) | Burgas | 
| Government | |
| • Mayor | Durhan Mustafa | 
| Population | |
|  • Total | 2,423 | 
| Time zone | UTC+2 (EET) | 
| • Summer (DST) | UTC+3 (EEST) | 
| Postal Code | 8540 | 
| Area code | 05944 | 
Ruen (Bulgarian: Руен, pronounced [ˈruɛn]; Turkish: Ulanlı) is a village in southeastern Bulgaria, part of Burgas Province. It is the administrative centre of Ruen municipality, which lies in the northern part of Burgas Province.