Trou à Bonin is a Lake located in Lac-Matawin; Matawinie, Quebec.

• Latitude: 46° 46' 57'' North   (decimal: 46.7825)
• Longitude: 74° 2' 51'' West   (decimal: -74.0475)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Matawin; Matawinie
• Atlas of Canada Locator Map: Trou à Bonin
• GPS Coordinate Locator Map: Trou à Bonin Lat/Long