CDJ is a specialized digital music player for DJing.
CDJ or cdj may refer to:
CDJ Oran, an Algerian multisports club founded in 1894 in Oran CDJ Tamarite, a Spanish football team based in Tamarite de Litera, Aragon Churahi (ISO 639-3: cdj), a Western Pahari language of Himachal Pradesh, India Conceição do Araguaia Airport (IATA: CDJ), an airport serving Conceição do Araguaia, Brazil