Last name Granvorka (Granvorka 
) , in the entire world, is a very rare family name. The cognomen Granvorka is habitual in Western Europe, particularly Switzerland, where it is a rare surname, and France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Granvorka | Switzerland, France |
|
inès granvorka Swiss volleyball player, CH (b. 1991) |
|
| séverin granvorka French volleyball player, FR (b. 1947) |
|
|
| yoan granvorka Swiss basketball player (1997-), CH (b. 1997) |
|