Lac Rottier is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 493 meters.

• Latitude: 49° 1' 3'' North   (decimal: 49.0175)
• Longitude: 73° 32' 20'' West   (decimal: -73.5388889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 493 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Rottier
• GPS Coordinate Locator Map: Lac Rottier Lat/Long