Last name Iraiz (Iraiz 
) , in all the world, is a rare surname. The surname Iraiz is habitual in Latin America and the Caribbean, particularly Mexico, where it is a rare surname, Venezuela, and Nicaragua, where it is a very rare surname. Likewise, Iraiz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Iraiz | Canada, Brazil, Mexico, United States, Venezuela |