Lac Guillemot is a Lake located in Caniapiscau; Caniapiscau, Quebec.

• Latitude: 53° 44' 4'' North   (decimal: 53.7344444)
• Longitude: 68° 50' 52'' West   (decimal: -68.8477778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Caniapiscau; Caniapiscau
• Atlas of Canada Locator Map: Lac Guillemot
• GPS Coordinate Locator Map: Lac Guillemot Lat/Long