| Country: | Scotland |
| Official Name: | Achnacarnin |
| Gaelic Name: | Achadh nan Càrnan |
| Os Grid Reference: | NC042320 |
| Map Type: | Sutherland |
| Coordinates: | 58.2334°N -5.3362°W |
| Unitary Scotland: | Highland |
| Constituency Westminster: | Caithness, Sutherland and Easter Ross |
| Constituency Scottish Parliament: | Caithness, Sutherland and Ross |
| Postcode District: | IV27 4 |
| Postcode Area: | IV |
Achnacarnin is a village on the headland of Point of Stoer in Lairg, Sutherland,[1] within the Scottish local authority area of the Highland Council.