The Australasian swamphen (Porphyrio melanotus) is a species of swamphen occurring in eastern Indonesia, the Moluccas, Aru and Kai Islands, as well as in Papua New Guinea and Australia. It is also found in New Zealand, where it is known as the Pūkeko, a term derived from the Māori language. The Australasian swamphen used to be considered a subspecies of the purple swamphen.