KDZ or Kdz may refer to:

• Kdz. Ereğlispor, the women's football side of Karadeniz Ereğli Belediye Spor Kulübü
• Korean Demilitarized Zone, a strip of land running across the Korean Peninsula
• Kunduz Province (ISO 3166-2:AF code: AF-KDZ), one of the 34 provinces of Afghanistan
• KDZ, the IATA code for Polgolla Reservoir Waterdrome, Kandy, Sri Lanka
• Mfumte language (ISO 639-3 code: kdz), a Grassfields Bantu language of Cameroon

• Snuff 102 (movie)
• Snuff (1975 film)
• Snuffalopogus
• Snuff Bottle
• Snuff Bottle Connection
• Snuff-box
• Snuff-boxes
• Snuffbox Immanence
• Snuff Box (TV series)
• Snuff (CSI)
• Snuff Film
• Snuff Garrett
• Snuffle 2005
• Snuffles
• Snuffles (character)
• Snuff (movie)
• Snuff movies
• Snuff (Palahniuk novel)
• Snuff Puppets
• Snuff (tobacco)
• Snuffy
• Snuffy's Parents Get a Divorce
• Snuffy Walden
• Snug
• Snugboat Harbour