Last name Крубер (Крубер 
) , globally, is a very rare surname. The last name Крубер is habitual in Kazakhstan, where it is a very rare surname, Russia, where it is an extremely rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Крубер | Kazakhstan, Russia, Ukraine |
|
крубер, александр александрович soviet geographer and geologist, RU (b. 1871) |
|