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Last name Maslyak (Maslyak
, Масляк
) , throughout the world, is quite a rare cognomen. The family name Maslyak is habitual in Ukraine, where it is quite a rare surname, Belarus, and Kazakhstan, where it is a rare surname. In absolute terms, it is commonest in Eastern Europe, particularly Ukraine, Russia, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Maslyak | Estonia, Canada, United States, United Kingdom, Ukraine |
| Масляк | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |