Cognomen Silvana Alexandra (Silvana Alexandra 
) , all around the world, is a very rare family name. The cognomen Silvana Alexandra is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more prevalently, Silvana Alexandra is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silvana Alexandra | Uruguay, Peru, Chile, Ecuador |