Cognomen كركر (كركر 
, Krkr , Karkar 
) , in the world, is a common surname. The last name كركر is characteristic of Egypt, where it is quite a common surname, Sudan, where it is quite a rare surname, and Lebanon. In absolute terms, it is commonest in Egypt, India, and Sudan. Likewise, كركر is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Krkr, كركر | Iraq, Egypt, Sudan, Syria, Saudi Arabia |
| Karkar | Myanmar, Egypt, India, Turkey, Algeria |