| Lamachan Hill | |
| Elevation M: | 717 |
| Elevation Ref: | [1] |
| Prominence M: | 453 |
| Prominence Ref: | [2] |
| Listing: | Ma,Hu,Tu,Sim, G, D,DN,Y[3] |
| Location: | Dumfries and Galloway, Scotland |
| Range: | Galloway Hills |
| Grid Ref Uk: | NX 43536 76996 |
| Topo: | OS Landranger 77 |
Lamachan Hill is a hill in the Minnigaff Hills, a sub-range of the Galloway Hills range, part of the Southern Uplands of Scotland. It is the highest hill of the range, lying 11km (07miles) north of Newton Stewart in Dumfries and Galloway.