Worldwide, Marta María (Marta María 
) is a very rare gender-neutral first name. The forename Marta María is characteristic of Southern Europe, particularly Spain, where it is a very rare epicene name. Very seldom, Marta María is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Marta María | Spain, Argentina |
| marta maría pérez bravo Cuban artist and photographer, CU (b. 1959) |
|
Gata, Seijo Cagiao, Marcotrigiano, Castro Hilario, Muñoz Correa, Sánchez Gómez, Sánchez López, Jaramillo Palacio, and Fernández García