Ibar Reserve
| Ibar Nature Reserve | |
|---|---|
| Location | Sofia Province, Bulgaria | 
| Nearest city | Kostenets, Dolna Banya | 
| Coordinates | 42°10′20.64″N 23°42′41.4″E / 42.1724000°N 23.711500°E | 
| Area | 22.62 km2 | 
| Established | 1985 | 
| Governing body | Ministry of Environment and Water | 
Ibar (Bulgarian: Ибър) is a nature reserve in Rila National Park, located in the Rila mountain range in southwestern Bulgaria. It was declared in February 1985 to protect relict plants and rare animal species. It spans a territory of 2262 ha or 22.62 km2.