| Official Name: | Ostrovica |
| Native Name: | Островица |
| Settlement Type: | Village |
| Pushpin Map: | Bosnia |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Name: | Bosnia and Herzegovina |
| Subdivision Type1: | Entity |
| Subdivision Name1: | Federation of Bosnia and Herzegovina |
| Subdivision Type2: | Canton |
| Subdivision Name2: | Una-Sana |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Bihać |
| Unit Pref: | Imperial |
| Area Total Km2: | 5.15 |
| Population As Of: | 2013 |
| Population Total: | 11 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 44.5667°N 20°W |
Ostrovica (Serbian: Островица) is a village named after a small river (tributary of the Una) in the Una-Sana Canton of Bosnia and Herzegovina, located on a hill near the town of Kulen Vakuf.
In the Middle Ages, Ostrovica was a fort.
According to the 2013 census, its population was 11, all Bosniaks.[1]