Lac Croissant is a Lake located in Les Escoumins; La Haute-Côte-Nord, Quebec.

• Latitude: 48° 32' 21'' North   (decimal: 48.5391934)
• Longitude: 69° 28' 51'' West   (decimal: -69.4808882)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Les Escoumins; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac Croissant
• GPS Coordinate Locator Map: Lac Croissant Lat/Long