Last name Santa Eulalia (Santa Eulalia 
) , in the world, is a rare family name. The family name Santa Eulalia is habitual in Spain, where it is a rare surname, Argentina, and Finland, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Spain, Argentina, and Mexico. Also, Santa Eulalia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Santa Eulalia | Mexico, Argentina, Peru, Ecuador, Spain |