Cognomen Rossalia (Rossalia 
) , around the globe, is a rare last name. The cognomen Rossalia is habitual in Indonesia, where it is a rare surname, Spain, where it is a very rare surname, and Peru, where it is an extremely rare surname. Also, Rossalia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rossalia | New Zealand, Spain, Indonesia, Bolivia, South Africa |