Lac Marquis is a Lake located in Lac-Jérôme; Minganie, Quebec.

• Latitude: 50° 44' 58'' North   (decimal: 50.7495121)
• Longitude: 62° 34' 11'' West   (decimal: -62.5698304)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Jérôme; Minganie
• Atlas of Canada Locator Map: Lac Marquis
• GPS Coordinate Locator Map: Lac Marquis Lat/Long