Lac Rosa is a Lake located in Lac-Pikauba; Charlevoix, Quebec.

• Latitude: 47° 52' 46'' North   (decimal: 47.8794714)
• Longitude: 70° 38' 14'' West   (decimal: -70.6373014)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Pikauba; Charlevoix
• Atlas of Canada Locator Map: Lac Rosa
• GPS Coordinate Locator Map: Lac Rosa Lat/Long