Lac Coignan is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 57 meters.

• Latitude: 51° 54' 14'' North   (decimal: 51.9038889)
• Longitude: 78° 20' 34'' West   (decimal: -78.3427778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 57 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Coignan
• GPS Coordinate Locator Map: Lac Coignan Lat/Long