Lac du Boss is a Lake located in Senneterre; Vallée-de-l'Or, Quebec.

• Latitude: 48° 18' 23'' North   (decimal: 48.3063889)
• Longitude: 75° 36' 2'' West   (decimal: -75.6005556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Senneterre; Vallée-de-l'Or
• Atlas of Canada Locator Map: Lac du Boss
• GPS Coordinate Locator Map: Lac du Boss Lat/Long