Surname Guchek (Гучек 
, Guchek 
) , in all the world, is a rare family name. The family name Guchek is habitual in Eastern Europe, particularly Belarus, where it is quite a rare surname, Ukraine, where it is a rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Гучек | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Guchek | Russia, Ukraine, United States, Belarus |