Lac Diane is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec and has an elevation of 731 meters.

• Latitude: 48° 53' 14'' North   (decimal: 48.8872222)
• Longitude: 70° 46' 43'' West   (decimal: -70.7786111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 731 meters
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac Diane
• GPS Coordinate Locator Map: Lac Diane Lat/Long