Wangai is a name used to refer to a specific language and identity associated with eight Aboriginal Australian peoples. It is also known by several other names, including Wangkatha, Wongatha, Wongutha, Wangkatja, Wongi, and Wongatha.
The people identifying with the Wangkatja language groups reside in the North-eastern Goldfields region of Western Australia. This geographic area specifically encompasses the towns of Coolgardie, Kalgoorlie, Menzies, Leonora, and Laverton.