Last name Koushyk (Koushyk 
) , across the world, is a very rare family name. The cognomen Koushyk is habitual in Belarus, where it is a rare surname, Poland, where it is a very rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Koushyk | Germany, Poland, United States, Belarus |
| viachaslau koushyk researcher |
|