Lac Barrois is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 54° 16' 30'' North   (decimal: 54.2751256)
• Longitude: 76° 14' 19'' West   (decimal: -76.2385855)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Barrois
• GPS Coordinate Locator Map: Lac Barrois Lat/Long