Lac Junior is a Lake located in Lac-au-Brochet; La Haute-Côte-Nord, Quebec.

• Latitude: 49° 39' 36'' North   (decimal: 49.6600512)
• Longitude: 69° 48' 15'' West   (decimal: -69.8042870)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-au-Brochet; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac Junior
• GPS Coordinate Locator Map: Lac Junior Lat/Long