Surname Rosiano (Rosiano 
) , around the globe, is a rare cognomen. The surname Rosiano is habitual in Argentina, where it is a rare surname, Israel, where it is a very rare surname, and Indonesia. Measured by absolute frequency, it is commonest in Indonesia, Argentina, and Philippines. Likewise, Rosiano is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosiano | Philippines, Argentina, Brazil, Israel, Indonesia |