Lac Henrietta is a Lake located in Rivière-Koksoak; Kativik, Quebec.

• Latitude: 57° 18' 24'' North   (decimal: 57.3066667)
• Longitude: 64° 35' 1'' West   (decimal: -64.5836111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Koksoak; Kativik
• Atlas of Canada Locator Map: Lac Henrietta
• GPS Coordinate Locator Map: Lac Henrietta Lat/Long