Cognomen Ŝur (Щур 
, Ŝur 
) , all over the world, is a common surname. The last name Ŝur is characteristic of Ukraine, where it is quite a common surname, Belarus, where it is quite a rare surname, and Kazakhstan. Measured by absolute frequency, it is the most numerous in Eastern Europe, particularly Ukraine, Russia, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Щур | Kazakhstan, Ukraine, Kyrgyzstan, Belarus, Russia |
| Ŝur | Myanmar |