Lac Fourche is a Lake located in Lac-Legendre; Matawinie, Quebec.

• Latitude: 46° 43' 22'' North   (decimal: 46.7228227)
• Longitude: 74° 26' 6'' West   (decimal: -74.4348874)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Legendre; Matawinie
• GPS Coordinate Locator Map: Lac Fourche Lat/Long