Lac Dionne is a Lake located in Lac-Walker; Sept-Rivières, Quebec and has an elevation of 481 meters.

• Latitude: 50° 39' 17'' North   (decimal: 50.6547504)
• Longitude: 66° 56' 4'' West   (decimal: -66.9343316)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 481 meters
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac Dionne
• GPS Coordinate Locator Map: Lac Dionne Lat/Long