Lac Louis is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec.

• Latitude: 50° 7' 9'' North   (decimal: 50.1192269)
• Longitude: 69° 23' 51'' West   (decimal: -69.3974072)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac Louis
• GPS Coordinate Locator Map: Lac Louis Lat/Long