Last name Berthini (Berthini 
) , around the world, is an extremely rare family name. The cognomen Berthini is habitual in Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname. Much more prevalently, Berthini is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Berthini | Mexico, Democratic Republic of the Congo |