| Lac Bienville | |
|---|---|
| Location | Rivière-Koksoak / Baie-James, Quebec |
| Basin countries | Canada |
Lac Bienville is a lake in western central Quebec in Canada. The lake was named after Jean-Baptiste Le Moyne de Bienville, the younger brother of Sieur d'Iberville. Great Whale River flows through this lake on its way to Hudson Bay.