M/F Loch Alainn
| Route | Barra - Eriskay |
| IMO | 9147722 |
| Building year | 1997 |
| Building yard | Buckie Shipyard Ltd (#110) |
| Owner | Caledonian Maritime Assets Ltd |
| Operator | Caledonian MacBrayne |
| Length | 41,6 m |
| Breadth | 13,4 m |
| Draft | 1,75 m |
| GT | 396 |
| Machinery | Cummins |
| Speed | 10,1 kn. |
| Number of passengers | 150 |
| Number of beds | 0 |
| Number of cars | 24 |
| Lanemetres | 34 |
| Port of registry | Glasgow |
| Flag | United Kingdom |
| Former names | |
| Former owners | Caledonian MacBrayne (1997-2006) |
| Sister ships | - |
| Notes | - |
- M/F Loch Alainn
Photo: Caledonian MacBrayne