| Bjelaj Fortress | |
|---|---|
Bjelaj, Una-Sana Canton  Bosnia and Herzegovina | |
 Bjelaj Fortress (Top right hand corner) | |
 | |
  Bjelaj Fortress | |
| Coordinates | 44°35′00″N 16°11′55″E / 44.5832°N 16.1987°E |
| Type | Hilltop castle |
| Site information | |
| Owner | The Government of Bosnia and Herzegovina |
| Controlled by |
|
| Condition | Repaired (Protected as National Monument of Bosnia and Herzegovina) |
| Site history | |
| Built | 15th century |
| Built by | (unknown) |
| In use | until at least 1833 |
| Materials | hewn stone (ashlar) |
| Battles/wars | Ottoman siege |
| Garrison information | |
| Garrison | 30 Men (1747) |
Bjelaj Fortress, locally known as Stari Grad Bjelaj (Bjelaj old town), is a medieval town-fortress complex near the village of Bjelaj, Bosanski Petrovac, Bosnia and Herzegovina.