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 | Canada, Russia, Czechia, Israel |
| Корнишин | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| dmitri kornishin Russian association football player, RU (b. 1979) |
|