Surname Адаш (Adach 
, Адаш 
, Adash 
) , in the entire world, is quite a rare last name. The last name Адаш is habitual in Eswatini, where it is quite a rare surname, Kyrgyzstan, and Poland. Not in comparison with a country's population, the name is most common in Poland, India, and Kyrgyzstan. Also, Адаш is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adach | Germany, Eswatini, United States, Poland, India |
| Адаш | Kyrgyzstan, Russia, Kazakhstan, Ukraine, Uzbekistan |
| Adash | Ethiopia, Malaysia, United States, Israel, India |