Lac du Chaouin is a Lake located in Rivière-Mistassini; Maria-Chapdelaine, Quebec.

• Latitude: 49° 50' 20'' North   (decimal: 49.8389514)
• Longitude: 72° 7' 53'' West   (decimal: -72.1314732)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Mistassini; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac du Chaouin
• GPS Coordinate Locator Map: Lac du Chaouin Lat/Long