See also: ibero, Ibero, and íbero English Etymology From Iberia + -o-; compare Afro-, Sino-, Turko-. Prefix Ibero- Pertaining to Iberia or Iberian (languages or people). Coordinate terms Appendix:English nationality prefixes Anagrams Robie, oribéWikiwand - on Seamless Wikipedia browsing. On steroids.