| Official Name: | Osøyro |
| Settlement Type: | Village |
| Pushpin Map: | Vestland#Norway |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location of the village |
| Subdivision Type: | Country |
| Subdivision Name: | Norway |
| Subdivision Type1: | Region |
| Subdivision Name1: | Western Norway |
| Subdivision Type2: | County |
| Subdivision Name2: | Vestland |
| Subdivision Type3: | District |
| Subdivision Name3: | Midhordland |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Bjørnafjorden |
| Timezone1: | CET |
| Utc Offset1: | +01:00 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +02:00 |
| Area Total Km2: | 9.24 |
| Population As Of: | 2022 |
| Population Total: | 1540 |
| Population Density Km2: | 1565 |
| Postal Code Type: | Post Code |
| Postal Code: | 5208 Os |
| Elevation M: | 56 |
| Elevation Footnotes: | [1] |
| Coordinates: | 60.1836°N 5.4636°W |
Osøyro (or Osøyri) is the administrative centre of Bjørnafjorden municipality in Vestland county, Norway. The village lies on the southwestern part of the Bergen Peninsula, along the western shore of the Fusafjorden, about south of the city centre of Bergen. The European route E39 highway runs through the village on its way to Bergen. There is a car ferry from the east side of Osøyro to the village of Fusa, across the Fusafjorden. Os Church is located in the village.[2]
Osøyro has several smaller suburban villages surrounding it: Søfteland to the north, Søvik to the northwest, Hagavik to the west, Søre Øyane to the southwest, and Halhjem to the south. The 9.24km2 village has a population (2022) of 14,232 and a population density of .[3]