Premier lac Gauthier is a Lake located in Sainte-Irène; La Matapédia, Quebec.

• Latitude: 48° 28' 6'' North   (decimal: 48.4683773)
• Longitude: 67° 38' 42'' West   (decimal: -67.6449990)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Sainte-Irène; La Matapédia
• GPS Coordinate Locator Map: Premier lac Gauthier Lat/Long