| Official Name: | Oskoruš |
| Other Name: | Oscurus |
| Settlement Type: | Village |
| Pushpin Map: | Croatia |
| Pushpin Label Position: | bottom |
| Coordinates: | 45.4533°N 13.7107°W |
| Subdivision Type: | Country |
| Subdivision Type1: | County |
| Subdivision Name1: | Istria |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Buje |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 3.7 |
| Population As Of: | 2021 |
| Population Total: | 43 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 52460 Buje |
| Area Code: | 052 |
Oskoruš (Italian: Oscurus) is a village in Istria, Croatia. It is located close to the border with Slovenia. It is the village in Croatia with the most Italian inhabitants.
According to the 2021 census, its population was 43. 92.45% of people living in Oskoruš are Italian.