| Achnashellach Forest | |
| Native Name: | Ach nan Seileach |
| Native Lang: | gd |
| Map: | Scotland |
| Coordinates: | 57.48°N -5.3°W |
| County: | Highlands |
| Country: | United Kingdom |
Achnashellach Forest (Scottish Gaelic: Ach nan Seileach field of the willows[1]) is a large area of the Scottish Highlands lying between Glen Carron and Loch Monar.
It is accessible from the A890 road, which runs through it and from Achnashellach railway station.