A Tiwian Australian Aboriginal language spoken on Bathurst and Melville Island, in the Northern Territory. / A municipality of Albay, Philippines.

Part of the Northern Territory of Australia, consisting of Melville Island, Bathurst Island, and nine smaller uninhabited islands.

A non-Pama-Nyungan Australian Aboriginal language family spoken on Bathurst and Melville Island in the Northern Territory, of which Tiwi is the sole member.