| Leum Uilleim | |
| Elevation M: | 909 |
| Prominence: | c. 544 m |
| Listing: | Corbett, Marilyn |
| Translation: | William's Leap |
| Language: | Scottish Gaelic |
| Pronunciation: | in Gaelic; Scottish Gaelic ʎeːm ˈuʎɛm/ |
| Location: | Highland, Scotland |
| Range: | Grampian Mountains |
| Grid Ref Uk: | NN330641 |
Leum Uilleim is a mountain in Lochaber,[1] Highland, Scotland which appeared in the film Trainspotting.[2] It is situated about 3 km south-west of the remote Corrour railway station, but is considerably further from any road.