Cognomen גרוס-אלון (גרוס-אלון 
) , globally, is an extremely rare surname. The last name גרוס-אלון is characteristic of Western Asia, particularly Israel, where it is a very rare surname. Parts of the name also exists independently as a last name גרוס, and a first name אלון.
| VARIANT | COUNTRY |
|---|---|
| גרוס-אלון | Israel |