For other uses see Leșu (disambiguation).
| Type: | commune |
| County: | Bistrița-Năsăud |
| Leșu | |
| Leader Party: | PNL |
| Leader Term: | 2020 - 2024 |
| Coordinates: | 47.3167°N 69°W |
| Elevation: | 590 |
| Area Total: | 90.10 |
| Population Total: | auto |
| Postal Code: | 427115 |
| Area Code: | +(40) x59 |
Leșu (Hungarian: Les) is a commune in Bistrița-Năsăud County, Transylvania, Romania. It is composed of two villages, Leșu and Lunca Leșului.
The commune is situated in the foothills of the Bârgău Mountains, at an altitude of, on the banks of the river Leșu. It is located in the eastern part of Bistrița-Năsăud County, northeast of the county seat, Bistrița.