Posted in Government & Military, Organizations, Science DJU stands for Deutsche Journalistinnen-und Journalisten-Union (German: German Journalists and Journalists’ Union; est. 1948) DJU stands for Degrés Jours Unifiés (French: Degree Days Unified; temperature measurement) DJU stands for Dow Jones Utilities DJU stands for Dansk Judo og Ju-Jitsu Union