Family name Ariaz (Ariaz 
) , around the world, is quite a rare last name. The last name Ariaz is habitual in Latin America and the Caribbean, particularly the Dominican Republic, where it is quite a rare surname, Bolivia, where it is a rare surname, and Colombia. In absolute terms, the name is most common in Mexico, Colombia, and the United States. Much less frequently, Ariaz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ariaz | Mexico, United States, Colombia, Dominican Republic, Argentina |