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