Worldwide, Marta Amelia (Marta Amelia 
) is a rare girly first name. The given name Marta Amelia is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a rare girly name, and Peru, where it is a very rare girly name. Very seldom, Marta Amelia is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Marta Amelia | Argentina, Peru, Ecuador, Spain, Chile |