Lac Wonish is a Lake located in Montcalm; Les Laurentides, Quebec and has an elevation of 341 meters.

• Latitude: 45° 55' 16'' North   (decimal: 45.9211111)
• Longitude: 74° 27' 28'' West   (decimal: -74.4577777)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 341 meters
• Location: Montcalm; Les Laurentides
• Atlas of Canada Locator Map: Lac Wonish
• GPS Coordinate Locator Map: Lac Wonish Lat/Long