Cognomen Kalfani (Kalfani 
) , in the world, is a very rare surname. The last name Kalfani is habitual in Indonesia, where it is a very rare surname, India, where it is an extremely rare surname, and Brazil. Much less frequently, Kalfani is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalfani | India, Indonesia, United States, Brazil |