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

• Latitude: 56° 48' 33'' North   (decimal: 56.8091667)
• Longitude: 74° 54' 1'' West   (decimal: -74.9002778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-d'Hudson; Kativik
• Atlas of Canada Locator Map: Lac Melvin
• GPS Coordinate Locator Map: Lac Melvin Lat/Long