The Obi Islands (also known as Ombirah, Indonesian Kepulauan Obi) are a group of islands in the Indonesian province of North Maluku. They lie north of Buru and Ceram.
The largest in the group is Obi Island. Nearby are the islands of Bisa, Gomumu, Obilatu, Tapat, Tobalai.
Two languages are spoken on the islands, Galela and Tobelo, both Papuan.
Coordinates: 1°30′S 127°45′E / 1.500°S 127.750°E