Last name Jaafer (جعفر 
, Jaafer 
) , worldwide, is a widespread surname. The last name Jaafer is habitual in Syria, where it is a common surname, Sudan, where it is quite a common surname, and Lebanon (explore the name in all countries). In absolute terms, it is the most numerous in Sudan, Egypt, and Iraq. More frequently, Jaafer is the forename as well as the last name.