Lac Dion is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec.

• Latitude: 49° 38' 27'' North   (decimal: 49.6408826)
• Longitude: 67° 57' 11'' West   (decimal: -67.9530694)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac Dion
• GPS Coordinate Locator Map: Lac Dion Lat/Long