WJJD

WJJD may refer to:


 * WJJD-LP, a radio station (101.3 FM) licensed to Kokomo, Indiana, United States
 * WYLL, a radio station (1160 AM) licensed to Chicago, Illinois, United States, which held the call sign WJJD from 1924 until April 1997
 * WBMX (FM), a radio station (104.3 FM) licensed to Chicago, Illinois, United States, which held the callsign WJJD-FM from 1961 until 1977