Le Grand Ruisseau is a River located in Saint-Vianney; La Matapédia, Quebec.

• Latitude: 48° 36' 34'' North   (decimal: 48.6094888)
• Longitude: 67° 25' 46'' West   (decimal: -67.4294376)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Saint-Vianney; La Matapédia
• Atlas of Canada Locator Map: Le Grand Ruisseau
• GPS Coordinate Locator Map: Le Grand Ruisseau Lat/Long