Around the world, Teresa Mariana (Teresa Mariana 
) is a very rare girly forename. The forename Teresa Mariana is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare feminine name. Very seldom, Teresa Mariana is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Teresa Mariana | Spain, Ecuador, Chile, Italy, Peru |