Cognomen Tryshchuk (Трищук 
, Tryshchuk 
) , all around the world, is a rare surname. The cognomen Tryshchuk is characteristic of Ukraine, where it is a rare surname, Russia, where it is a very rare surname, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Трищук | Kazakhstan, Russia, Ukraine |
| Tryshchuk | Spain |