Leo Lake is a small glacial lake approximately 15 kilometres (9.3 mi) northeast of Bakers Narrows which drains into Thompson Lake.

It is part of the Nelson River watershed, in the Hudson Bay drainage basin in the Northern Region of Manitoba, Canada.

The lakes sits in Churchill River Upland portion of the Midwestern Canadian Shield forests and is surrounded by mixed forest with stands of black spruce, white spruce, jack pine, and trembling aspen.

The shoreline is poorly drained areas of muskeg.

[2] Leo Lake is part of the "Mistik Creek Loop", a well-known remote canoe trip which is 80 kilometres (50 mi) in total length and can be paddled in four days.