Ifugao or Batad is a Malayo-Polynesian language spoken in the northern valleys of Ifugao, Philippines. It is a member of the Northern Luzon subfamily and is closely related to the Bontoc and Kankanaey languages. It is a  dialect continuum, and its four main varieties—such as Tuwali—are sometimes considered separate languages.
Loanwords from other languages, such as Ilokano, are replacing some older terminology.
reports the following locations for each of the 4 Ifugao languages.
Amganad Ifugao: spoken in Hungduan and Banaue municipalities of Ifugao Province, and into southwestern Mountain Province. 27,100 speakers as of 2000. Dialects are Burnay Ifugao and Banaue Ifugao.
Batad Ifugao (Ayangan Ifugao): spoken in central Ifugao Province. There are also some speakers in Isabela Province, on the eastern shore of the Magat reservoir. 10,100 speakers as of 2002. Dialects include Ducligan Ifugao.
Mayoyao Ifugao (Mayaoyaw): spoken in Ifugao Province, (northern Mayoyao, Aguinaldo, and Alfonso Lista municipalities) and Mountain Province (2 small border areas). 30,000 speakers as of 2007. Tuwali Ifugao (Gilipanes, Ifugaw, Kiangan Ifugao, Quiangan, Tuwali): spoken in southern Ifugao Province. 30,000 speakers as of 2000. Dialects are Hapao Ifugao, Hungduan Ifugao, and Lagawe Ifugao.
The unified Ifugao alphabet is as follows: A, B, D, E, G, H, I, K, L, M, N, Ng, O, P, T, U, W, Y. The letters are pronounced differently depending on the dialect of speaker.
Batad Ifugao at (18th ed., 2015) Ethnologue Amganad Ifugao at (18th ed., 2015) Ethnologue Mayoyao Ifugao at (18th ed., 2015) Ethnologue Tuwali language at (18th ed., 2015) Ethnologue
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin, eds. (2017). "Ifugaw". . Jena, Germany: Max Planck Institute for the Science of Human History. Glottolog 3.0
^ (Lebar, 1975: 78)
^ (Newell and Poligon, 1993)
Kinnud, Richard (2013-08-21). "Language Change in the Cordillera". Sun.Star. Baguio . Retrieved . 2013-08-30
Hay Mahun an Bahaon, A Pre-Primer in Ayangan Ifugao. Summer Institute of Linguistics, 1984.