Lac Duffort is a Lake located in Lac-Legendre; Matawinie, Quebec and has an elevation of 503 meters.

• Latitude: 46° 46' 22'' North   (decimal: 46.7727778)
• Longitude: 74° 20' 1'' West   (decimal: -74.3336110)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 503 meters
• Location: Lac-Legendre; Matawinie
• Atlas of Canada Locator Map: Lac Duffort
• GPS Coordinate Locator Map: Lac Duffort Lat/Long