| Location | Oceania |
|---|---|
| Area | 1,604 km² |
| Archipelago | Aru Islands |
| Country | Indonesia |
| Country admin divisions | Maluku |
| Country admin divisions 1 | Aru Islands Regency |
| Province | Maluku |
| Country admin divisions title 1 | Regency |
| Time zone | IEST (UTC+09:00) |
| Coordinates | 5°48′17″S 134°33′00″E |
Tanahbesar (or Wokam) is one of the four main islands in the Aru Islands Regency in the Arafura Sea. Its area is 1604 km². It is situated in the Maluku Province, Indonesia. The other main islands in the archipelago are Kobroor, Kola, Maikoor, Koba and Trangan.[1]