Kalanguya, also called Kallahan, is a dialect cluster spoken by the Kalanguya people of northern Luzon, Philippines. The Kalanguya language is closely related to Ibaloi, Karao, and Iwak and is distantly related with Pangasinan and Ilongot. The Kalanguya language is part of the Southern Cordilleran languages of the Northern Luzon languages, which in turn is part of the Malayo-Polynesian languages.
Kalanguya (also called Ikalahan, Kalangoya, Kalangoya-Ikalahan, Kallahan, Kayapa) is spoken in the following locations:
The dialects of Kalanguya are
Himes (1998) report the following lexical relationship on basic vocabulary of the Kalanguya dialects with each other:
The northern dialects are reported to show Ifugao influences while the southern dialects inhibit influences from Ibaloi. Ahin is linguistically considered a third branch, separate from the two.