Cognomen Mamchur (Mamchur 
) , in the entire world, is a rare surname. The surname Mamchur is characteristic of Estonia, where it is quite a rare surname, Lithuania, where it is a rare surname, and Uruguay. Measured by absolute frequency, it is the most numerous in Canada, Poland, and Estonia.
| VARIANT | COUNTRY |
|---|---|
| Mamchur | Estonia, Russia, Spain, Canada, Poland |
| sergey e. mamchur researcher |
|
|
| vitaliy i. mamchur researcher |
|