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

• Latitude: 54° 40' 9'' North   (decimal: 54.6691667)
• Longitude: 78° 58' 20'' West   (decimal: -78.9722222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Wawiyusis
• GPS Coordinate Locator Map: Lac Wawiyusis Lat/Long