Lac Blair is a Lake located in Lac-Oscar; Antoine-Labelle, Quebec.

• Latitude: 47° 1' 40'' North   (decimal: 47.0277778)
• Longitude: 74° 37' 52'' West   (decimal: -74.6311111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Oscar; Antoine-Labelle
• Atlas of Canada Locator Map: Lac Blair
• GPS Coordinate Locator Map: Lac Blair Lat/Long