Cognomen Marcia Eloisa (Marcia Eloisa 
) , around the globe, is an extremely rare surname. The cognomen Marcia Eloisa is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Marcia Eloisa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marcia Eloisa | Brazil, Chile, Peru, Ecuador |