Lac Tininnirittuq is a Lake located in Baie-d'Hudson; Kativik, Quebec.

• Latitude: 58° 4' 13'' North   (decimal: 58.0702778)
• Longitude: 74° 13' 51'' West   (decimal: -74.2308333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-d'Hudson; Kativik
• Atlas of Canada Locator Map: Lac Tininnirittuq
• GPS Coordinate Locator Map: Lac Tininnirittuq Lat/Long