Surname Hryhorczuk (Hryhorczuk 
, Григорчук 
) , throughout the world, is quite a common cognomen. The cognomen Hryhorczuk is characteristic of Eastern Europe, particularly Ukraine, where it is quite a common surname, Belarus, where it is quite a rare surname, and Russia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hryhorczuk | Canada, Argentina, United States, Poland, Brazil |
| Григорчук | Kyrgyzstan, Russia, Belarus, Kazakhstan, Ukraine |
Grigorchuk, and Hryhorchuk
| nicholas hryhorczuk Canadian politician, CA (b. 1888) |
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| michael hryhorczuk Canadian politician, CA (b. 1905) |
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| daniel hryhorczuk researcher (ORCID 0000-0001-7625-6756) |
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