Last name Кадуш (Cadusch 
, Кадуш 
, Kadouch 
) , worldwide, is a rare family name. The surname Кадуш is habitual in Slovakia, where it is a rare surname, Belarus, and France. Not in comparison with a country's population, this name is the most popular in France, Australia, and Algeria.
| VARIANT | COUNTRY |
|---|---|
| Cadusch | Switzerland, Australia, United States, Brazil |
| Кадуш | Russia, Ukraine, Belarus |
| Kadouch | France, Algeria, Romania, Morocco, Slovakia |