Cognomen Silvana Wilma (Silvana Wilma 
) , in all the world, is an extremely rare family name. The family name Silvana Wilma is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Likewise, Silvana Wilma is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silvana Wilma | Chile |