Lac Hector is a Lake located in Rivière-Mistassini; Maria-Chapdelaine, Quebec.

• Latitude: 50° 36' 24'' North   (decimal: 50.6066667)
• Longitude: 72° 27' 59'' West   (decimal: -72.4663889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Mistassini; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac Hector
• GPS Coordinate Locator Map: Lac Hector Lat/Long