DKJ can refer to:
D. K. Jayaraman (1928–1991), singer of Carnatic music from India Dornakal Junction railway station, a train station near Dornakal, Andhra Pradesh, India Life care DKJ Hospital, a hospital in Villivakkam, a neighborhood of Chennai, Tamil Nadu, India De Kalb Junction, a bus stop in De Kalb Junction, New York State, US; see List of Amtrak stations#Thruway Motorcoach stations Jakarta Arts Council, which supports the Ismail Marzuki Park in Jakarta, Indonesia DKJ Memorial award, won by Carnatic music singer Kumbakonam M. Rajappa Iyer from India Jakarta is the official name of Special Region of Jakarta (Indonesian: Daerah Khusus Jakarta) abbreviated to DKJ