Lac Jean-Luc is a Lake located in Lac-Nilgaut; Pontiac, Quebec.

• Latitude: 46° 56' 25'' North   (decimal: 46.9402778)
• Longitude: 77° 37' 12'' West   (decimal: -77.62)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Jean-Luc
• GPS Coordinate Locator Map: Lac Jean-Luc Lat/Long