Lac McMillan is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 369 meters.

• Latitude: 46° 47' 28'' North   (decimal: 46.7911111)
• Longitude: 77° 6' 24'' West   (decimal: -77.1066667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 369 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac McMillan
• GPS Coordinate Locator Map: Lac McMillan Lat/Long