Lac Blanc

Lac Blanc or Blanc Lake may refer to:


 * Blanc Lake (Saint-Ubalde), a lake in Saint-Ubalde, Quebec, Canada
 * Lac Blanc (Chamonix), a lake in Haute-Savoie, France
 * Lac Blanc (Vosges), a lake in Haut-Rhin, France
 * Lac-Blanc, Quebec, an unorganized territory in Quebec, in Canada