Surname Joanna Emilia (Joanna Emilia 
) , across the world, is an extremely rare last name. The cognomen Joanna Emilia is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Joanna Emilia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Joanna Emilia | Philippines, Finland, Germany, Poland, Chile |