Lac Desclaux is a Lake located in Rivière-Koksoak; Kativik, Quebec.

• Latitude: 59° 38' 1'' North   (decimal: 59.6335585)
• Longitude: 71° 33' 19'' West   (decimal: -71.5551642)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Koksoak; Kativik
• Atlas of Canada Locator Map: Lac Desclaux
• GPS Coordinate Locator Map: Lac Desclaux Lat/Long