Cognomen Dmitryakha (Dmitryakha 
, Дмитряха 
) , in all the world, is a very rare surname. The family name Dmitryakha is characteristic of Eastern Europe, particularly Ukraine, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Dmitryakha | Russia |
| Дмитряха | Ukraine, Russia |