Lac au Foin is a Lake located in Saint-Thomas-Didyme; Maria-Chapdelaine, Quebec and has an elevation of 186 meters.

• Latitude: 48° 54' 59'' North   (decimal: 48.9163989)
• Longitude: 72° 38' 17'' West   (decimal: -72.6380623)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 186 meters
• Location: Saint-Thomas-Didyme; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac au Foin
• GPS Coordinate Locator Map: Lac au Foin Lat/Long