Surname Калдани (Kaldani 
, Калдани 
) , in all the world, is a rare cognomen. The family name Калдани is characteristic of Lebanon, where it is quite a rare surname, Greece, where it is a rare surname, and Georgia. Not in comparison with a country's population, this name is the most popular in Greece, Russia, and the United States. Very seldom, Калдани is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaldani | Lebanon, Georgia, Jordan, United States, Greece |
| Калдани | Russia, Georgia |