Surname Mikhasyuk (Mikhasyuk 
, Михасюк 
) , across the world, is a rare cognomen. The family name Mikhasyuk is habitual in Belarus, where it is a rare surname, Ukraine, and Kyrgyzstan, where it is a very rare surname. Measured by absolute frequency, it is commonest in Eastern Europe, particularly Ukraine, Belarus, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Mikhasyuk | Russia, Ukraine |
| Михасюк | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |