Lac Diane is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 99 meters.

• Latitude: 50° 51' 21'' North   (decimal: 50.8558333)
• Longitude: 79° 9' 25'' West   (decimal: -79.1569444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 99 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Diane
• GPS Coordinate Locator Map: Lac Diane Lat/Long