Cognomen Aldaiz (Aldaiz 
) , around the world, is a rare surname. The family name Aldaiz is habitual in Mexico, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Aldaiz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aldaiz | Mexico, Brazil, United States |