Lac Beaulne is a Lake located in Notre-Dame-de-la-Merci; Matawinie, Quebec.

• Latitude: 46° 11' 30'' North   (decimal: 46.1917066)
• Longitude: 74° 0' 14'' West   (decimal: -74.0037645)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Notre-Dame-de-la-Merci; Matawinie
• Atlas of Canada Locator Map: Lac Beaulne
• GPS Coordinate Locator Map: Lac Beaulne Lat/Long