Mont Langy is a Mountain located in Rivière-Mouchalagane; Caniapiscau, Quebec and has an elevation of 674 meters.

• Latitude: 51° 47' 37'' North   (decimal: 51.7936609)
• Longitude: 69° 32' 16'' West   (decimal: -69.5377661)
• Topography Feature Category: Mountain
• Geographical Feature: Mont
• Canadian Province/Territory: Quebec
• Elevation: 674 meters
• Location: Rivière-Mouchalagane; Caniapiscau
• Atlas of Canada Locator Map: Mont Langy
• GPS Coordinate Locator Map: Mont Langy Lat/Long