Hellisay
| Scottish Gaelic name | Theiliseigh |
|---|---|
| Meaning of name | Old Norse: island of the caves |
The Sound of Gighay looking northwest from Càrais on Hellisay | |
| Location | |
| OS grid reference | NF756040 |
| Coordinates | 57°01′N 7°21′W / 57.01°N 7.35°W |
| Physical geography | |
| Island group | Uists and Barra |
| Area | 142 ha (9⁄16 sq mi) |
| Area rank | 127= |
| Highest elevation | Meall Meadhonach 79 m (259 ft) |
| Administration | |
| Council area | Na h-Eileanan Siar |
| Country | Scotland |
| Sovereign state | United Kingdom |
| Demographics | |
| Population | 0 |
| References | |
Hellisay (Scottish Gaelic: Theiliseigh) is a currently uninhabited island and is one of ten islands in the Sound of Barra, a Site of Community Importance for conservation in the southern Outer Hebrides of Scotland. The narrow Sound of Gighay lies between Hellisay and its neighbouring island.