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

• Latitude: 52° 6' 10'' North   (decimal: 52.1028350)
• Longitude: 63° 32' 49'' West   (decimal: -63.5469952)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Jérôme; Minganie
• Atlas of Canada Locator Map: Lac Mercier
• GPS Coordinate Locator Map: Lac Mercier Lat/Long