Lac Brian is a Lake located in Lac-Pythonga; La Vallée-de-la-Gatineau, Quebec and has an elevation of 419 meters.

• Latitude: 46° 45' 47'' North   (decimal: 46.7630556)
• Longitude: 76° 40' 32'' West   (decimal: -76.6755556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 419 meters
• Location: Lac-Pythonga; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Lac Brian
• GPS Coordinate Locator Map: Lac Brian Lat/Long