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

• Latitude: 52° 55' 22'' North   (decimal: 52.9228763)
• Longitude: 73° 45' 43'' West   (decimal: -73.7618211)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Lanfranc
• GPS Coordinate Locator Map: Lac Lanfranc Lat/Long