Last name Дункова (Дункова 
) , throughout the world, is a rare cognomen. The cognomen Дункова is habitual in Bulgaria, where it is quite a rare surname, Kyrgyzstan, where it is a very rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Дункова | Kyrgyzstan, Russia, Bulgaria |