Lac Ti-Cousin is a Lake located in Lac-Walker; Sept-Rivières, Quebec.

• Latitude: 50° 14' 55'' North   (decimal: 50.2486626)
• Longitude: 66° 44' 5'' West   (decimal: -66.7346353)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac Ti-Cousin
• GPS Coordinate Locator Map: Lac Ti-Cousin Lat/Long