Halang language, language spoken chiefly in the central highlands of south-central Vietnam near Kon Tum. The number of speakers in Vietnam is estimated at some 10,000. Halang is a member of the North Bahnaric subbranch of the Mon-Khmer language family, which is a part of the Austroasiatic stock. Other North Bahnaric languages spoken in the region are Sedang, Rengao, Kayong, Monom, and Jeh.