Cognomen Djatlova (Дятлова 
, Djatlova 
) , in the world, is a common surname. The family name Djatlova is habitual in Eastern Europe, particularly Belarus, where it is quite a rare surname, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Дятлова | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Djatlova | Estonia, Latvia, Belarus |