Snowshoe Lake is a lake in the Lake Huron drainage basin in Algonquin Provincial Park in Nipissing District, Ontario, Canada. It is about long and wide, and lies at an elevation of . The primary outflow is an unnamed creek to West Harry Lake, which flows via the Big East River, the Muskoka River and the Moon and Musquash rivers into Lake Huron.
A second Snowshoe Lake in the Big East River system, Snowshoe Lake (Cripple Creek, Ontario), is northeast.