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In the entire world, Ostafiychuk (Остафийчук
, Ostafiychuk
) is an extremely rare unknown gender first name. Much more frequently, Ostafiychuk is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Остафийчук | Ukraine, Kazakhstan, Romania, Russia, Belarus |
| Ostafiychuk | Ukraine, United States, Spain, Bulgaria, Italy |