Lac Trottier is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 279 meters.

• Latitude: 46° 12' 4'' North   (decimal: 46.2011111)
• Longitude: 77° 9' 26'' West   (decimal: -77.1572222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 279 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Trottier
• GPS Coordinate Locator Map: Lac Trottier Lat/Long