Isinai (also spelled Isinay) is a Northern Luzon language primarily spoken in Nueva Vizcaya province in northern Philippines. By linguistic classification, it is more divergent from other South-Central Cordilleran languages such as Kalinga to Itneg or Ifugao to Kankanaey.
- ^ Isinai at Ethnologue (17th ed., 2013)
- ^ Nordhoff, Sebastian; Hammarström, Harald; Forkel, Robert; Haspelmath, Martin, eds. (2013). "Isinai". Glottolog 2.2. Leipzig: Max Planck Institute for Evolutionary Anthropology.