Cognomen Бальди (Baldi 
, Бальди 
) , in the world, is a common family name. The surname Бальди is habitual in Italy, where it is quite a common surname, Tunisia, and Uruguay, where it is quite a rare surname. Measured by absolute frequency, it most frequently occurs in Italy, Brazil, and Argentina. Very seldom, Бальди is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Baldi | Tunisia, Italy, United States, Argentina, Brazil |
| Бальди | Kazakhstan, Ukraine, Russia |
| бальди, карл валерианович RU (b. 1861) |
|