Cognomen Дыщук (Дыщук 
, Dyshchuk 
) , in all the world, is a very rare surname. The last name Дыщук is habitual in Kazakhstan, where it is a rare surname, Russia, where it is an extremely rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Дыщук | Kazakhstan, Russia |
| Dyshchuk | Ukraine |