 In the Jardwadjali language the river is named Bunnut, with the Bernett people a clan of the Jardwadjali people; and Barbarton, with "bar" meaning "river" and the Barbardinbalug were a Jardwadjali clan centred on the Wimmera River.In the Djadjawurrung language the river is named Culcatok, with no defined meaning.In the Djabwurrung, Jardwadjali, and Wergaia languages, the river is named Billiwhin, with no defined meaning.