Lac Saint-Jean is a Lake located in Saint-Michel-des-Saints; Matawinie, Quebec and has an elevation of 381 meters.

• Latitude: 46° 47' 11'' North   (decimal: 46.7864285)
• Longitude: 73° 57' 31'' West   (decimal: -73.9584825)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 381 meters
• Location: Saint-Michel-des-Saints; Matawinie
• Atlas of Canada Locator Map: Lac Saint-Jean
• GPS Coordinate Locator Map: Lac Saint-Jean Lat/Long