DYK

DYK or Dyk may refer to:


 * Dyk (surname) or Van Dyk, a surname
 * Dongfeng Yueda Kia, a joint automotive manufacturing venture between the Dongfeng Motor Corporation, Kia Motors, and Yueda
 * Underwater Demolition Command (Greek: Διοίκηση Υποβρυχίων Καταστροφών), Greek Navy's special warfare unit
 * Devil You Know (band), an American rock band