Lac Bentham is a Lake located in Rapides-des-Joachims; Pontiac, Quebec and has an elevation of 373 meters.

• Latitude: 46° 18' 45'' North   (decimal: 46.3125609)
• Longitude: 77° 46' 13'' West   (decimal: -77.7703091)
• Topography Feature Category: Lake
• Geographical Feature: Étang
• Canadian Province/Territory: Quebec
• Elevation: 373 meters
• Location: Rapides-des-Joachims; Pontiac
• Atlas of Canada Locator Map: Lac Bentham
• GPS Coordinate Locator Map: Lac Bentham Lat/Long