Family name Melnychuk (Мельничук 
, Melnychuk 
, Мелничук ) , throughout the world, is a common surname. The last name Melnychuk is characteristic of Eastern Europe, particularly Ukraine, where it is quite a common surname, Belarus, and Russia, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Мельничук | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Melnychuk | Poland, Spain, Canada, United States, Italy |
| Мелничук | Russia, Ukraine |
| Мелнычук | Russia |
Melnitschuk, Melnitšuk, Melničuk, Melnyczuk, and Мельнычук
| michael c melnychuk researcher ORCID ID = 0000-0002-6088-7657 |
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| oleksandr melnychuk researcher |
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| eric m melnychuk researcher |
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| dmytro melnychuk actor |
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| christopher melnychuk researcher |
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| taisiia melnychuk researcher ORCID ID = 0000-0003-1552-8046 |
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| oksana melnychuk costume designer |
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| d. melnychuk researcher |
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| viktoriia melnychuk Ukrainian cyclist, UA |
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| tetyana melnychuk Scientist in business Chemistry |
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| david melnychuk |
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| andryi melnychuk |
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