Lac Lataignant is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 53° 55' 4'' North   (decimal: 53.9177778)
• Longitude: 71° 20' 35'' West   (decimal: -71.3430556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Lataignant
• GPS Coordinate Locator Map: Lac Lataignant Lat/Long