Family name Melania Sonia (Melania Sonia 
) , in the world, is an extremely rare cognomen. The family name Melania Sonia is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Melania Sonia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Melania Sonia | Ecuador, Chile, Peru |