Lac du Frêne is a Lake located in Lac-Matawin; Matawinie, Quebec.

• Latitude: 47° 4' 15'' North   (decimal: 47.0708883)
• Longitude: 74° 27' 37'' West   (decimal: -74.4601548)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Matawin; Matawinie
• Atlas of Canada Locator Map: Lac du Frêne
• GPS Coordinate Locator Map: Lac du Frêne Lat/Long