| Country: | Scotland |
| Official Name: | Blaich |
| Gaelic Name: | Blàthaich |
| Os Grid Reference: | NN049771 |
| Map Type: | Lochaber |
| Coordinates: | 56.8444°N -5.2005°W |
| Unitary Scotland: | Highland |
| Postcode District: | PH33 7 |
| Postcode Area: | PH |
Blaich (gd|Blàthaich – as a noun, "buttermilk", or as a verb, "to heat/warm up") is a small community, on the south shore of Loch Eil on the A861 road, near Fort William, in the Ardgour area, Highlands of Scotland.