Île Wikwayaw Kachastach is a Island located in Baie-James; Jamésie, Quebec.

• Latitude: 54° 34' 13'' North   (decimal: 54.5702778)
• Longitude: 79° 32' 39'' West   (decimal: -79.5441667)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Île Wikwayaw Kachastach
• GPS Coordinate Locator Map: Île Wikwayaw Kachastach Lat/Long