SMZ

SMZ may refer to:

As an abbreviation:
 * SMZ cyclecar, a Soviet microcar
 * Sulfamethazine, an antibiotic whose abbreviations include SMZ
 * Sulfamethoxazole, an antibiotic whose abbreviations include SMZ
 * Silver Mt. Zion, root of the many names of a Canadian band abbreviated SMZ
 * Saber Marionette Z, fictional manga/anime character in Saber Marionette
 * South Manchuria Railway Zone, in China, abbreviated SMR, also called SMZ
 * SMZ connector, a miniature-type RF connector
 * Stoomvaart Maatschappij Zeeland (1875–1989), ship company now owned by Stena Line Holland BV
 * Serpukhovskiy Moto Zavod (Serpukov Motor Factory), Russian factory of SeAZ's SZ cycle-car
 * Southern Marginal Zone, in South Africa and Zimbabwe, part of the Limpopo Belt
 * Schloegl Mang Zender (SMZ 250), a machine designed for motorcycle racer Anton Mang

As a code:
 * Stoelmans Eiland Airstrip, an airport in Surinam, IATA code SMZ
 * RAF Scampton, a Royal Air Force station in the UK, ICAO airline designator SMZ
 * Sarai Mir, a town and railway station in India, station code SMZ
 * Sisak–Moslavina County (Sisačko-Moslavačka Županija), in Croatia, locally abbreviated SMZ
 * Simeku language or Simeku, a South Bougainville language (East Papua), ISO 639-3 language code smz