Lac Bégin is a Lake located in Baie-d'Hudson; Kativik, Quebec.

• Latitude: 61° 28' 20'' North   (decimal: 61.4722404)
• Longitude: 76° 49' 48'' West   (decimal: -76.8298730)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-d'Hudson; Kativik
• Atlas of Canada Locator Map: Lac Bégin
• GPS Coordinate Locator Map: Lac Bégin Lat/Long