Rivière Mercier is a River located in Mont-Albert; La Haute-Gaspésie, Quebec.

• Latitude: 49° 7' 32'' North   (decimal: 49.1256013)
• Longitude: 65° 24' 41'' West   (decimal: -65.4113077)
• Topography Feature Category: River
• Geographical Feature: Rivière
• Canadian Province/Territory: Quebec
• Location: Mont-Albert; La Haute-Gaspésie
• GPS Coordinate Locator Map: Rivière Mercier Lat/Long