Ilocano language

languages include Cebuano, Tagalog, Ilocano, Hiligaynon, Bicol, Waray-Waray, Kapampangan, and Pangasinan of the Philippines; Malay, Javanese, Sundanese, Madurese, Minangkabau, the Batak languages, Acehnese,

…in the northern division is Ilocano.

Ilocano is the most commonly spoken language of the Northern Luzon subfamily, and its speakers constitute the third largest language community of the Philippines.