Across the world, Maria Olatz (Maria Olatz 
) is a rare mostly girly, but infrequently boy's forename. The first name Maria Olatz is habitual in Southern Europe, particularly Spain, where it is a rare mostly female, but seldom masculine name. Very seldom, Maria Olatz is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Maria Olatz | Spain |