Surname Greffi (Greffi 
) , around the world, is a very rare family name. The cognomen Greffi is characteristic of Italy, where it is a very rare surname, France, where it is an extremely rare surname, and Venezuela. Not in comparison with a country's population, it most frequently occurs in Italy, France, and India. Very seldom, Greffi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Greffi | Philippines, France, Venezuela, Italy, India |