Lac du Bonnet is a rural municipality in the province of Manitoba in Western Canada. The separately administered town of Lac du Bonnet lies within the borders of the municipality. It also mostly encircles the Pinawa local government district in the municipality's southeast part. The RM contains the southern part of Manitoba's Brightstone Sand Hills Provincial Forest and the northern part of Agassiz Provincial Forest, although most of these forests lie in other RMs.
In the 2011 Census, the Rural Municipality of Lac du Bonnet had a population of 2,930 living in 1,209 of its 2,569 total private dwellings.
- Lee River
- McArthur Falls
- Milner Ridge
- Seddons Corner
- Spring Well
Coordinates: 50°14′18″N 96°04′32″W / 50.23833°N 96.07556°W