Lac Perdu is a Lake located in Sacré-C¿ur; La Haute-Côte-Nord, Quebec.

• Latitude: 48° 12' 48'' North   (decimal: 48.2133548)
• Longitude: 69° 37' 40'' West   (decimal: -69.6278306)
• Topography Feature Category: Lake
• Geographical Feature: Étang
• Canadian Province/Territory: Quebec
• Location: Sacré-C¿ur; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac Perdu
• GPS Coordinate Locator Map: Lac Perdu Lat/Long