Cognomen גרובה (Grube 
, גרובה 
, Grobba ) , in the entire world, is a common last name. The last name גרובה is habitual in Latvia, where it is quite a common surname, Germany, and Denmark, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in Germany, the United States, and Latvia.
| VARIANT | COUNTRY |
|---|---|
| Grube | Latvia, Brazil, United States, Denmark, Germany |
| גרובה | Israel |
| Grobba | Germany |