Surname Mandzyak (Mandzyak 
, Мандзяк 
) , worldwide, is a rare family name. The family name Mandzyak is characteristic of Ukraine, where it is quite a rare surname, Albania, where it is a rare surname, and Cameroon. Measured by absolute frequency, the name is most common in Ukraine, Cameroon, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Mandzyak | Russia, Spain, Cameroon, Ukraine, Albania |
| Мандзяк | Kazakhstan, Ukraine, Russia |