The Dulic language family is a family of languages native to central and northern Upper Boroso and the Mbamigi Islands. It is primarily spoken by people of the Barmek and Setyal ethnicities. It is thought to have originated around the Borosan Great Lakes Specifically on the eastern shore of Lake Qëërles (MBA: G̃eilezi). Owing to the almost 100 million speakers of Setyalnian, it is the most widely spoken branch of the Upper Borosan languages.
Besides several minor varieties, the major languages in the Dulic group are: