Surname Djun (Djun 
, Джун 
, Джунь 
) , all over the world, is quite a rare family name. The last name Djun is characteristic of Ukraine, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Indonesia. Measured by absolute frequency, it is the most numerous in Indonesia, Ukraine, and Russia. Very seldom, Djun is the forename as well as the last name.