Family name Čalfa (Čalfa 
, Чалфа 
) , throughout the world, is a very rare surname. The last name Čalfa is habitual in Eastern Europe, particularly Slovakia, where it is a rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Čalfa | Slovakia |
| Чалфа | Ukraine |
| marián čalfa Czech lawyer, SK (b. 1946) |
|