CZ

CZ, C-Z, C/Z, or Cz may refer to:

Places

 * Czech Republic (ISO 3166 country code )
 * .cz, internet country code top-level domain for the Czech Republic
 * Casa Zimbabwe, a student housing unit in Berkeley, California, U.S.

People and characters

 * Changpeng Zhao, co-founder and former CEO of cryptocurrency exchange Binance
 * Cz, a character from Scrapped Princess

Businesses, groups, organisations

 * C/Z Records, an American record label
 * Česká zbrojovka firearms (ČZ)
 * Česká zbrojovka Uherský Brod, a Czech firearms manufacturer
 * CZ-USA, U.S. division
 * Česká zbrojovka Strakonice (ČZ a.s.), a Czech manufacturer of forklifts and formerly motorcycles and firearms
 * Crvena Zvezda, a Serbian football club
 * Cizeta, an Italian car manufacturer named for its founder, Claudio Zampolli (C.Z.)
 * China Southern Airlines (IATA airline code )

Science, engineering, technology

 * Cubic zirconia, a synthetic gemstone
 * Haplogroup CZ (mtDNA), in human mitochondrial genetics
 * Controlled Z gate, a type of Quantum logic gate
 * Cz, an EEG electrode site according to the 10-20 system

Brands, products

 * Long March (rocket family), or Chang Zheng
 * Citizendium, an online encyclopedia project

Other uses

 * Cz (digraph), in the Polish language
 * CZ, vehicle registration prefix of Province of Catanzaro, Italy