Last name Romanchuk (Романчук 
, Romanchuk 
) , all around the world, is a common family name. The cognomen Romanchuk is habitual in Eastern Europe, particularly Belarus, where it is quite a common surname, Ukraine, and Russia, where it is quite a rare surname.
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| Романчук | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Romanchuk | Russia, Canada, United States, Argentina, Belarus |
Romanczuk, Romantchouk, Romantschuk, Romančuk, Раманчук, and Романьчук
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mark romanchuk American politician in Ohio (born 1962), US (b. 1962) |
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daniel romanchuk American Paralympian athlete, US (b. 1998) |
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| viktor romanchuk chess player (b. 1979) |
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| petr romanchuk researcher |
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| anna yu. romanchuk researcher ORCID ID = 0000-0002-7805-8670 |
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| vasily romanchuk Ukrainian Righteous Among the Nations, UA |
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| janelle romanchuk researcher (ORCID 0000-0002-8442-9589) |
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| vera romanchuk Ukrainian Righteous Among the Nations, UA |
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