Surname Flavia Johanna (Flavia Johanna 
) , around the globe, is an extremely rare cognomen. The last name Flavia Johanna is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Flavia Johanna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Flavia Johanna | Costa Rica, Chile, Peru |