Last name Katsouba (Кацуба 
, Katsouba 
) , around the globe, is quite a rare cognomen. The surname Katsouba is habitual in Eastern Europe, particularly Belarus, where it is quite a rare surname, Russia, where it is a rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Кацуба | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Katsouba | United States, Greece |