Family name Jdar (جدار 
, Jdar 
) , all over the world, is a rare last name. The last name Jdar is habitual in Morocco, where it is a rare surname, Yemen, where it is a very rare surname, and Spain, where it is an extremely rare surname. In absolute terms, this name is the most popular in Morocco, Yemen, and Germany. More frequently, Jdar is the forename as well as the last name.