Lac Duquet is a Lake located in Baie-d'Hudson; Kativik, Quebec.

• Latitude: 60° 20' 36'' North   (decimal: 60.3433135)
• Longitude: 75° 17' 38'' West   (decimal: -75.2940055)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-d'Hudson; Kativik
• Atlas of Canada Locator Map: Lac Duquet
• GPS Coordinate Locator Map: Lac Duquet Lat/Long