Last name Eugenia Tatiana (Eugenia Tatiana 
) , all around the world, is an extremely rare surname. The cognomen Eugenia Tatiana is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more frequently, Eugenia Tatiana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eugenia Tatiana | Romania, Argentina, Chile, Ecuador, Costa Rica |