Mousa
| Old Norse name | Mósey (Norwegian: Mosøy) | 
|---|---|
| Meaning of name | Old Norse: moor or mossy island | 
| A snow shower over Mousa | |
| Location | |
| OS grid reference | HU460240 | 
| Coordinates | 60°00′N 1°10′W / 60.00°N 1.17°W | 
| Physical geography | |
| Island group | Shetland | 
| Area | 180 hectares (0.69 sq mi) | 
| Area rank | 115= | 
| Highest elevation | 55 metres (180 ft) | 
| Administration | |
| Council area | Shetland Islands | 
| Country | Scotland | 
| Sovereign state | United Kingdom | 
| Demographics | |
| Population | 0 | 
| References | |
Mousa /ˈmuːsə/ (Old Norse: Mosey "moss island") is a small island in Shetland, Scotland, uninhabited since the nineteenth century. The island is known for the Broch of Mousa, an Iron Age round tower, and is designated as a Special Protection Area for storm-petrel breeding colonies.