Last name كراب (Krap 
, Krab 
, Crabb 
) , in the entire world, is a common surname. The surname كراب is characteristic of the United Kingdom, where it is quite a rare surname, Netherlands, and Australia. Measured by absolute frequency, this name is the most popular in the United States, the United Kingdom, and Australia. Much less frequently, كراب is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Krap | Netherlands, Canada, United Kingdom, United States, Denmark |
| Krab | Netherlands, Denmark, United Kingdom, United States, Indonesia |
| Crabb | Canada, United Kingdom, United States, Indonesia, Australia |
| كراب | Iraq, Morocco |