Lac Langon is a Lake located in Lac-Walker; Sept-Rivières, Quebec.

• Latitude: 50° 30' 30'' North   (decimal: 50.5083333)
• Longitude: 67° 30' 1'' West   (decimal: -67.5002778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac Langon
• GPS Coordinate Locator Map: Lac Langon Lat/Long