Family name גרגר (Greger 
, Gröger 
, גרגר 
) , globally, is a common surname. The last name גרגר is characteristic of Germany, where it is quite a rare surname, Norway, and Austria. Not in comparison with a country's population, it is commonest in Germany, the United States, and Austria. Much less frequently, גרגר is the forename as well as the last name.