All over the world, Халилл (Khalill 
, Халилл 
) is a rare boy's forename. The first name Халилл is habitual in Morocco, where it is a rare boy's name, Algeria, and Saudi Arabia, where it is a very rare boy's name. Measured by absolute frequency, the name is most common in Morocco, Algeria, and Pakistan. More frequently, Халилл is the last name as well as the forename.