Surname Eloisa (Eloisa 
, ماري 
, Eloísa 
) , around the globe, is a common cognomen. The cognomen Eloisa is characteristic of Mexico, where it is quite a common surname, Spain, and Nicaragua. In absolute terms, it is the most numerous in Mexico, Spain, and Venezuela. More prevalently, Eloisa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eloisa | Argentina, Spain, Mexico, Philippines, Brazil |
| ماري | Iran, Syria, Iraq, Egypt, Palestinian Territory |
| Eloísa | Argentina, United States, Spain, Mexico, Brazil |
| Элоиза | Russia, Kazakhstan |
| soraya eloisa person identified in the Museu da Pessoa collection, BR (b. 1999) |
|