Lac Dubé is a Lake located in Saint-Gabriel-de-Rimouski; La Mitis, Quebec.

• Latitude: 48° 23' 45'' North   (decimal: 48.3958742)
• Longitude: 68° 11' 38'' West   (decimal: -68.1939053)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Saint-Gabriel-de-Rimouski; La Mitis
• Atlas of Canada Locator Map: Lac Dubé
• GPS Coordinate Locator Map: Lac Dubé Lat/Long