Last name Авдич (Avdich 
, Авдич 
, Avdić 
) , in the entire world, is quite a rare cognomen. The family name Авдич is habitual in Southern Europe, particularly Bosnia and Herzegovina, where it is quite a common surname, Croatia, and Montenegro, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Southern Europe, particularly Bosnia and Herzegovina, Croatia, and Serbia.
| VARIANT | COUNTRY |
|---|---|
| Avdich | North Macedonia, Australia, Croatia, United States, Canada |
| Авдич | Russia |
| Avdić | Montenegro, Serbia, Croatia, Bosnia and Herzegovina, Slovenia |