Worldwide, Mirtha Maritza (Mirtha Maritza 
) is a very rare female given name. The forename Mirtha Maritza is habitual in Latin America and the Caribbean, particularly Peru, where it is a rare feminine name. Very seldom, Mirtha Maritza is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mirtha Maritza | Chile, Peru, Ecuador |