| Acuña Island | |
| Map: | Antarctica |
| Location: | Antarctica |
| Archipelago: | South Orkney Islands |
| Population: | Uninhabited |
| Country: | None |
| Treaty System: | Antarctic Treaty System |
Acuña Island, is a small island which lies 0.21NaN1 south of Point Rae, off the south coast of Laurie Island in the South Orkney Islands. Charted in 1903 by the Scottish National Antarctic Expedition under William Speirs Bruce, who named it after Hugo A. Acuña, pioneer Argentine meteorologist at the South Orkney station during 1904.