| Location Map: | Scotland Highland |
| Caption: | Oronsay shown within Highland Scotland |
| Gridreference: | NM591592 |
| Coordinates: | 56.66°N -5.93°W |
| Official Name: | Oronsay |
| Celtic Name: | Orasaigh |
| Norse Name: | Örfirirsey |
| Meaning Of Name: | tidal island (Norse via Gaelic) |
| Area: | 240ha[1] |
| Area Rank: | 99= |
| Highest Elevation: | 58m (190feet) |
| Population: | 0 |
| Local Authority: | Highland |
| References: | [2] |
Oronsay is an uninhabited island in Loch Sunart, Scotland.
It is low-lying, barren and rocky, deeply indented with sea lochs.[3]
The island encloses Loch Drumbuie (gd|Loch na Droma Buidhe), a popular anchorage for yachts and a temporary home to fish farm cages.