Cognomen Santa Lucia (Santa Lucia 
) , in the entire world, is quite a rare last name. The family name Santa Lucia is characteristic of Latin America and the Caribbean, particularly Mexico, where it is a rare surname, Uruguay, and Argentina. Measured by absolute frequency, it is the most numerous in Mexico, Argentina, and the United States. Likewise, Santa Lucia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Santa Lucia | Peru, Argentina, Italy, Mexico, Ecuador |