Lac-Supérieur is a municipality in the Laurentides region of Quebec, Canada, part of the Les Laurentides Regional County Municipality. It is named after Lake Superior (Lac Supérieur) which is located in the Laurentian Mountains, due east of Mont Tremblant Resort. The community of Lac-Supérieur is just south of the lake, which itself is ringed with cottages. The entire northern portion of the municipality is mostly undeveloped and part of the Mont-Tremblant National Park.