Family name Kolldani (Kolldani 
) , in all the world, is a rare cognomen. The family name Kolldani is habitual in Albania, where it is quite a rare surname, Greece, where it is a rare surname, and Canada, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Albania, Greece, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Kolldani | United States, Albania, Greece, Canada |