Lac Poisson Blanc is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 50° 37' 10'' North   (decimal: 50.6194444)
• Longitude: 76° 38' 38'' West   (decimal: -76.6438889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• GPS Coordinate Locator Map: Lac Poisson Blanc Lat/Long