Cognomen Harmony-Ferradine (Harmony-Ferradine 
) , all over the world, is an extremely rare family name. Much more prevalently, Harmony-Ferradine is the forename as well as the last name. Parts of the name also exists independently as a first name Harmony, and a first name Ferradine.
| VARIANT | COUNTRY |
|---|---|
| Harmony-Ferradine | Democratic Republic of the Congo |