| Active | 1645 to 1651 |
| Country | Scotland |
| Allegiance | Royalist |
| Conflicts | First Civil War |
| Glencairn’s Rising | |
| Type | Highlanders |
| Colonel | |
| Area Raised | Rannoch |
| Flag Colour | |
| Flag Design | |
| Field Armies | Montrose 1645 |
| Middleton 1654 | |
Highland clan contingent fighting alongside Montrose at Inverlochy and in Glencairn’s Rising
Clan MacGregor had been outlawed in 1603 and thus bore a deep enmity for the Campbells.