Cognomen Татьянаа (Tatianaa 
, Татьянаа 
) , around the world, is an extremely rare family name. The last name Татьянаа is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname. Much more prevalently, Татьянаа is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tatianaa | Portugal, Spain, Colombia, United States, France |
| Татьянаа | Kyrgyzstan, Russia |