Lac Barren is a Lake located in Lac-du-Taureau; Matawinie, Quebec.

• Latitude: 47° 13' 31'' North   (decimal: 47.2253394)
• Longitude: 74° 40' 29'' West   (decimal: -74.6746025)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-du-Taureau; Matawinie
• Atlas of Canada Locator Map: Lac Barren
• GPS Coordinate Locator Map: Lac Barren Lat/Long