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 | Spain, Philippines, Brazil, Mexico, Argentina |
| ماري | Iraq, Egypt, Iran, Palestinian Territory, Syria |
| Eloísa | Spain, Brazil, Mexico, United States, Argentina |
| Элоиза | Kazakhstan, Russia |
| soraya eloisa person identified in the Museu da Pessoa collection, BR (b. 1999) |
|