Lac Robertson is a Lake located in L'Ascension; Antoine-Labelle, Quebec and has an elevation of 431 meters.

• Latitude: 46° 39' 23'' North   (decimal: 46.6564388)
• Longitude: 74° 50' 2'' West   (decimal: -74.8337917)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 431 meters
• Location: L'Ascension; Antoine-Labelle
• Atlas of Canada Locator Map: Lac Robertson
• GPS Coordinate Locator Map: Lac Robertson Lat/Long