Lac Foin is a Lake located in Saint-Zénon; Matawinie, Quebec.

• Latitude: 46° 30' 48'' North   (decimal: 46.5133708)
• Longitude: 73° 44' 55'' West   (decimal: -73.7484765)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Saint-Zénon; Matawinie
• GPS Coordinate Locator Map: Lac Foin Lat/Long