Wergaia is a language group in the Wimmera region of north-Western. 20 clans made up the Wergaia language, which consisted of four distinct dialects: Wudjubalug/Wotjobaluk; Djadjala/Djadjali; Buibadjali; Biwadjali.
Before European settlement in the nineteenth century, the Wergaia-occupied the area that included Lake Hindmarsh, Lake Albacutya, Pine Plains Lake, Lake Werringrin, Lake Corong, Warracknabeal, Hopetoun, Dimboola, Ouyen, Yanac, Hattah Lakes and the Wimmera River.