Ruisseau des Grand'Haches is a River located in Lac-Walker; Sept-Rivières, Quebec.

• Latitude: 50° 17' 16'' North   (decimal: 50.2877778)
• Longitude: 67° 0' 55'' West   (decimal: -67.0152778)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Ruisseau des Grand'Haches
• GPS Coordinate Locator Map: Ruisseau des Grand'Haches Lat/Long