Cognomen حرف (Arif 
, حرف 
, Harf 
) , worldwide, is a prevalent last name. The last name حرف is characteristic of Pakistan, where it is a common surname, Maldives, and Oman (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Pakistan, Indonesia, and India. Likewise, حرف is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arif | Indonesia, Saudi Arabia, India, Pakistan, Bangladesh |
| حرف | Saudi Arabia, Sudan, Algeria, Egypt, Iraq |
| Harf | Indonesia, Saudi Arabia, Morocco, Malaysia, India |