Lac Velennes is a Lake located in Lac-Legendre; Matawinie, Quebec and has an elevation of 423 meters.

• Latitude: 46° 32' 49'' North   (decimal: 46.5469859)
• Longitude: 74° 13' 47'' West   (decimal: -74.2296048)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 423 meters
• Location: Lac-Legendre; Matawinie
• Atlas of Canada Locator Map: Lac Velennes
• GPS Coordinate Locator Map: Lac Velennes Lat/Long