Family name Isljam (Ислям 
, Isljam 
) , around the world, is a rare cognomen. The last name Isljam is characteristic of North Macedonia, where it is quite a common surname, Bulgaria, where it is a rare surname, and Jordan. In absolute terms, the name is most common in North Macedonia, Bulgaria, and Kazakhstan. More prevalently, Isljam is the forename as well as the last name.