Lac Dillan is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 366 meters.

• Latitude: 46° 47' 51'' North   (decimal: 46.7975)
• Longitude: 76° 58' 48'' West   (decimal: -76.98)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 366 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Dillan
• GPS Coordinate Locator Map: Lac Dillan Lat/Long