Cognomen Semuka (Semuka 
, Семука 
) , around the globe, is a rare surname. The surname Semuka is habitual in Ukraine, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Semuka | Russia, Ukraine |
| Семука | Kazakhstan, Ukraine, Russia |