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

• Latitude: 49° 39' 45'' North   (decimal: 49.6625608)
• Longitude: 72° 12' 53'' West   (decimal: -72.2148004)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Mistassini; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac Besson
• GPS Coordinate Locator Map: Lac Besson Lat/Long