Family name Dounkov (Dounkov 
, Дуньков 
) , in the world, is a very rare last name. The surname Dounkov is characteristic of Russia, where it is a very rare surname, Kazakhstan, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Russia, Kazakhstan, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Dounkov | United States, Canada |
| Дуньков | Kazakhstan, Russia, Ukraine |