Lac Ignatius is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 454 meters.

• Latitude: 51° 28' 49'' North   (decimal: 51.4802778)
• Longitude: 72° 11' 14'' West   (decimal: -72.1872221)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 454 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Ignatius
• GPS Coordinate Locator Map: Lac Ignatius Lat/Long