Lac Gatien is a Lake located in Lac-Ministuk; Le Fjord-du-Saguenay, Quebec and has an elevation of 363 meters.

• Latitude: 48° 11' 23'' North   (decimal: 48.1897222)
• Longitude: 71° 36' 30'' West   (decimal: -71.6083333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 363 meters
• Location: Lac-Ministuk; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac Gatien
• GPS Coordinate Locator Map: Lac Gatien Lat/Long