Birdum is a locality in the Northern Territory of Australia located about 493 kilometres (306 mi) south of the territory capital of Darwin.

The Northern Territory is an Australian territory in the central and central northern regions of Australia. The Northern Territory shares its borders with Western Australia to the west, South Australia to the south, and Queensland to the east. To the north, the territory looks out to the Timor Sea, the Arafura Sea and the Gulf of Carpentaria, including Western New Guinea and other islands of the Indonesian archipelago.