Surname Koumanova (Koumanova 
, Куманова 
) , around the world, is a rare last name. The surname Koumanova is habitual in Bulgaria, where it is quite a rare surname, Ukraine, where it is a rare surname, and Kyrgyzstan. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Bulgaria, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Koumanova | Canada, Spain, Bulgaria, United States |
| Куманова | Kazakhstan, Russia, Kyrgyzstan, Bulgaria, Ukraine |