Family name Kornishin (Kornishin 
, Корнишин 
) , all around the world, is a rare surname. The cognomen Kornishin is characteristic of Russia, where it is a rare surname, Belarus, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Kornishin | Czechia, Russia, Canada, Israel |
| Корнишин | Kyrgyzstan, Russia, Belarus, Kazakhstan, Ukraine |
| dmitri kornishin Russian association football player, RU (b. 1979) |
|