Surname Maruja Antonia (Maruja Antonia 
) , around the world, is an extremely rare family name. The surname Maruja Antonia is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more frequently, Maruja Antonia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maruja Antonia | Ecuador, Chile, Peru |
Alvarez, and Suazo Flores