  Illunnguit | |
| Geography | |
|---|---|
| Location | Greenland |
| Coordinates | 73°18′N 56°20′W / 73.300°N 56.333°W |
| Archipelago | Upernavik Archipelago |
| Administration | |
Greenland | |
| Municipality | Avannaata |
Illunnguit Island (old spelling: Igdlúnguit) is an uninhabited island in Avannaata municipality in northwestern Greenland.