Lac l'Ancre is a Lake located in Lac-Lenôtre; La Vallée-de-la-Gatineau, Quebec.

• Latitude: 47° 30' 18'' North   (decimal: 47.505)
• Longitude: 76° 3' 43'' West   (decimal: -76.0619444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Lenôtre; La Vallée-de-la-Gatineau
• GPS Coordinate Locator Map: Lac l'Ancre Lat/Long