| Léon-Provancher Ecological Reserve | |
| Iucn Category: | Ia |
| Location: | Bécancour, Bécancour Regional County Municipality, Québec, Canada |
| Coordinates: | 46.312°N -72.476°W |
| Established: | 1999 |
Léon-Provancher Ecological Reserve is an ecological reserve in Quebec, Canada. It was established in 1999.