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

• Latitude: 61° 50' 50'' North   (decimal: 61.8472528)
• Longitude: 74° 54' 24'' West   (decimal: -74.9066891)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-d'Hudson; Kativik
• Atlas of Canada Locator Map: Lac Serpentine
• GPS Coordinate Locator Map: Lac Serpentine Lat/Long