Cognomen Viana Filho (Viana Filho 
) , around the world, is a very rare family name. The last name Viana Filho is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Viana Filho | Brazil |
Paulo, Denis, Rodrigo, Galileu, and Jose Ribamar