Lac Prayer is a Lake located in La Tuque; Le Haut-Saint-Maurice, Quebec and has an elevation of 434 meters.

• Latitude: 47° 33' 17'' North   (decimal: 47.5547703)
• Longitude: 73° 31' 56'' West   (decimal: -73.5323449)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 434 meters
• Location: La Tuque; Le Haut-Saint-Maurice
• Atlas of Canada Locator Map: Lac Prayer
• GPS Coordinate Locator Map: Lac Prayer Lat/Long