Family name Mladan (Mladan 
) , in all the world, is a rare last name. The last name Mladan is habitual in Serbia, where it is quite a rare surname, Hungary, where it is a rare surname, and Argentina, where it is a very rare surname. In absolute terms, the name is most common in Serbia, Argentina, and the United States. Very seldom, Mladan is the forename as well as the last name.