Petit lac Marsoui is a Lake located in Mont-Albert; La Haute-Gaspésie, Quebec and has an elevation of 623 meters.

• Latitude: 49° 3' 49'' North   (decimal: 49.0636561)
• Longitude: 66° 1' 23'' West   (decimal: -66.0230004)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 623 meters
• Location: Mont-Albert; La Haute-Gaspésie
• Atlas of Canada Locator Map: Petit lac Marsoui
• GPS Coordinate Locator Map: Petit lac Marsoui Lat/Long