Lac Louvois is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 52° 4' 14'' North   (decimal: 52.0706350)
• Longitude: 73° 43' 43'' West   (decimal: -73.7284938)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Louvois
• GPS Coordinate Locator Map: Lac Louvois Lat/Long