Last name Masnini (Masnini 
) , across the world, is a very rare cognomen. The cognomen Masnini is habitual in Italy, where it is a very rare surname, Brazil, where it is an extremely rare surname, and the United States. Much less frequently, Masnini is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Masnini | Italy, South Africa, Brazil, United States |