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Family name Onichtchouk (Онищук , Onichtchouk ) , in the world, is a common cognomen. The last name Onichtchouk is characteristic of Eastern Europe, particularly Ukraine, where it is quite a common surname, Belarus, where it is quite a rare surname, and Russia.
VARIANT | COUNTRY |
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Онищук | Ukraine, Kazakhstan, Belarus, Russia, Poland |
Onichtchouk | United States, Germany, Canada |