| Laggan Dam | |
|---|---|
 Laggan Dam | |
| Official name | Laggan Dam |
| Location | Scotland |
| Coordinates | 56°53′23″N 4°40′24″W / 56.88972°N 4.67333°W |
| Opening date | 1934 |
| Dam and spillways | |
| Impounds | River Spean |
| Height | 48 m (157 ft) |
| Length | 700 ft (210 m) |
Laggan Dam is a mass concrete gravity dam located on the River Spean south west of Loch Laggan in the Scottish Highlands. It forms the second reservoir for the Lochaber hydroelectric scheme.