Lac des Cornouillers is a Lake located in Saint-Guillaume-Nord; Matawinie, Quebec and has an elevation of 476 meters.

• Latitude: 46° 32' 50'' North   (decimal: 46.5472623)
• Longitude: 74° 1' 53'' West   (decimal: -74.0312641)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 476 meters
• Location: Saint-Guillaume-Nord; Matawinie
• Atlas of Canada Locator Map: Lac des Cornouillers
• GPS Coordinate Locator Map: Lac des Cornouillers Lat/Long