| Lac-Lenôtre | |
| Flag Size: | 120x100px |
| Pushpin Map: | Canada Western Quebec |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in western Quebec. |
| Coordinates: | 47.35°N -78°W |
| Subdivision Type: | Country |
| Established Title1: | Constituted |
| Established Date1: | January 1, 1986 |
| Area Total Km2: | 2124.80 |
| Area Land Km2: | 1945.31 |
| Population Total: | 0 |
| Population As Of: | 2011 |
| Population Density Km2: | 0.0 |
| Population Blank1 Title: | Pop (2006–11) |
| Population Blank1: | N/A |
| Population Blank2 Title: | Dwellings |
| Population Blank2: | 0 |
| Utc Offset: | −5 |
| Utc Offset Dst: | −4 |
Lac-Lenôtre is an unorganized territory in the Outaouais region of Quebec, Canada. It is one of the five unorganized territories in the La Vallée-de-la-Gatineau Regional County Municipality. It is named after Lake Lenôtre.
Population trend: