Mary Ann Lake is a Lake located in Newfoundland and Labrador and has an elevation of 143 meters.

• Latitude: 49° 7' 9'' North   (decimal: 49.1191666)
• Longitude: 55° 53' 54'' West   (decimal: -55.8983333)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Newfoundland and Labrador
• Elevation: 143 meters
• Atlas of Canada Locator Map: Mary Ann Lake
• GPS Coordinate Locator Map: Mary Ann Lake Lat/Long