Cognomen Moshchuk (Moshchuk 
, Мощук 
) , globally, is a rare surname. The surname Moshchuk is characteristic of Belarus, where it is quite a rare surname, Ukraine, where it is a rare surname, and Kazakhstan. Measured by absolute frequency, this name is the most popular in Eastern Europe, particularly Belarus, Ukraine, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Moshchuk | Belarus, United States, Russia |
| Мощук | Belarus, Kazakhstan, Russia, Ukraine |
| alexander moshchuk Ph.D. University of Washington 2009 |
|