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

• Latitude: 51° 8' 6'' North   (decimal: 51.135)
• Longitude: 76° 37' 22'' West   (decimal: -76.6227778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Makatewakamu
• GPS Coordinate Locator Map: Lac Makatewakamu Lat/Long