DMZ is a demilitarized zone, a buffer zone between military powers. DMZs include:

• Korean DMZ
• Vietnamese DMZ

DMZ may also refer to:

• DMZ (comics), an American comic book series
• DMZ, a character in the Blood Syndicate comics universe
• DMZ (miniseries), a TV miniseries based on the comic book
• DMZ (band), a 1970s Boston punk band
  • DMZ (DMZ album), 1978
• D.M.Z. (Resurrection Band album), 1982
• A dubstep record label and clubnight, run by Digital Mystikz

• DMZ (computing), a demilitarized zone in network computing
• DMZGlobal, a security division of Vodafone
• Dimethylzinc, a chemical

• DMZ International Documentary Film Festival, a South Korean film festival
• The DMZ (Toronto Metropolitan University), business incubator (formerly Digital Media Zone)