Lac Greenbay is a Lake located in Alleyn-et-Cawood; Pontiac, Quebec and has an elevation of 227 meters.

• Latitude: 45° 52' 16'' North   (decimal: 45.8711111)
• Longitude: 76° 16' 54'' West   (decimal: -76.2816667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 227 meters
• Location: Alleyn-et-Cawood; Pontiac
• Atlas of Canada Locator Map: Lac Greenbay
• GPS Coordinate Locator Map: Lac Greenbay Lat/Long