Lac Gros-Louis is a Lake located in Lac-au-Brochet; La Haute-Côte-Nord, Quebec and has an elevation of 415 meters.

• Latitude: 49° 11' 32'' North   (decimal: 49.1922222)
• Longitude: 69° 27' 0'' West   (decimal: -69.45)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 415 meters
• Location: Lac-au-Brochet; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac Gros-Louis
• GPS Coordinate Locator Map: Lac Gros-Louis Lat/Long