Alternate Names: Cuyo, Cuyono, Cuyunon, Kuyonon, Kuyunon
Dialects: None known. Reportedly similar to Ratagnon ,.
Genealogy:
Demographics: 123,000 (1990 census).
Language Use: 2,000 also use Calamian Tagbanwa [tbk]. Cuyonon married to or who live near Tagbanwas. Used as L2 by Agutaynen [agn], Central Tagbanwa [tgt], Kagayanen [cgc].
Language Development: NT: 1982.
Writing System: Latin
Nation of Origin: Philippines