Cinquième Lac is a Lake located in Rivière-Saint-Jean; La Côte-de-Gaspé, Quebec and has an elevation of 402 meters.

• Latitude: 48° 46' 50'' North   (decimal: 48.7805555)
• Longitude: 64° 51' 41'' West   (decimal: -64.8613889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 402 meters
• Location: Rivière-Saint-Jean; La Côte-de-Gaspé
• Atlas of Canada Locator Map: Cinquième Lac
• GPS Coordinate Locator Map: Cinquième Lac Lat/Long