Save Type Surname (ornamental) Usage Filipino (Hispanicized, Modern, Archaic) Pronounced Pron. Kan-yo-sa [key] Other Forms FormsCaña and Cañosa Meaning & History Cañusa is the only variant of the family name of Cañusa. Used by the descendants of Ortillo Cañosa and Eulalia Cañosa in Agusan del Sur, Philippines.