Maikoor is an island in the Aru Islands in the Arafura Sea. It is situated in the Maluku Province, Indonesia. Its area is 398 km². The other main islands in the archipelago are Kobroor, Tanahbesar (also called Wokam), Trangan and Kola.
Coordinates: 6°10′S 134°12′E / 6.167°S 134.200°E