Lac Tonio is a Lake located in Baie-Atibenne; Matawinie, Quebec and has an elevation of 479 meters.

• Latitude: 47° 20' 38'' North   (decimal: 47.3438889)
• Longitude: 74° 25' 41'' West   (decimal: -74.4280556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 479 meters
• Location: Baie-Atibenne; Matawinie
• Atlas of Canada Locator Map: Lac Tonio
• GPS Coordinate Locator Map: Lac Tonio Lat/Long