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

• Latitude: 48° 46' 5'' North   (decimal: 48.7680851)
• Longitude: 69° 20' 6'' West   (decimal: -69.3350538)
• 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 Dion
• GPS Coordinate Locator Map: Lac Dion Lat/Long