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

• Latitude: 46° 59' 9'' North   (decimal: 46.9858333)
• Longitude: 74° 18' 35'' West   (decimal: -74.3097222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Matawin; Matawinie
• Atlas of Canada Locator Map: Lac du Merle
• GPS Coordinate Locator Map: Lac du Merle Lat/Long