| Lac Pivabiska | |
| Pushpin Map: | Canada Ontario |
| Pushpin Map Caption: | Location in Ontario |
| Location: | Cochrane District, Ontario |
| Coords: | 49.8131°N -83.7069°W[1] |
| Type: | Lake |
| Parent: | James Bay drainage basin |
| Inflow: | Valentine River, Pivabiska Narrows |
| Outflow: | Pivabiska River |
| Basin Countries: | Canada |
| Elevation: | [2] |
| Cities: | Marina Veilleux |
Lac Pivabiska is a lake in Cochrane District in Northeastern Ontario, Canada. It is in the James Bay drainage basin and is the source of the Pivabiska River. It is officially known by the French name only.
The primary inflows are the Valentine River, arriving from Wolverine Lake, at the west; and the Pivabiska Narrows, arriving from Lac Ste. Thérèse, at the east. The primary outflow, at the northeast, is the Pivabiska River, which flows via the Missinaibi River and the Moose River to James Bay.
Other map sources: