Aappilattoq Island (old spelling: Augpilagtoq) is an uninhabited island in the Avannaata municipality in northwestern Greenland. It is one of two islands of the same name in the Upernavik Archipelago.
The highest point on the island is an unnamed peak of 460 m (1,510 ft) in the central part of the island. The coastline of the island is undeveloped.[1]