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

• Latitude: 58° 9' 32'' North   (decimal: 58.1587929)
• Longitude: 70° 7' 58'' West   (decimal: -70.1326795)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Koksoak; Kativik
• GPS Coordinate Locator Map: Lac Abner Lat/Long