Lac Malfait is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec.

• Latitude: 49° 59' 1'' North   (decimal: 49.9836111)
• Longitude: 69° 7' 50'' West   (decimal: -69.1305556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac Malfait
• GPS Coordinate Locator Map: Lac Malfait Lat/Long