Cognomen Tamara Johana (Tamara Johana 
) , around the globe, is an extremely rare family name. The surname Tamara Johana is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Tamara Johana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tamara Johana | Spain, Chile, Ecuador, Argentina |