ZR

ZR, Zr, or zr may refer to:

Places by code

 * Zaire, a central African country, 1971–1997 (reserved in ISO 3166)
 * Zrenjanin, a city in Serbia (on car license plates)

Science and technology

 * Zirconium, symbol Zr, a chemical element
 * Zona reticularis, an anatomical feature of the adrenal cortex
 * .zr, an abolished Internet top-level domain

Aviation

 * Aviacon Zitotrans (IATA: )
 * A US Navy hull classification symbol: Rigid airship (ZR)

Land transport

 * ZR (bus), a private taxi-bus in Barbados
 * Kawasaki ZR-7, a motorcycle model
 * MG ZR, a hatchback car model
 * Toyota ZR engine, an automotive engine
 * Zambia Railways, a state rail operator

Other uses

 * , otaku slang for a style of dress
 * ZR, a fictional assistant of the Masked Marvel (Centaur Publications)