GZ

GZ or gz may refer to:

• Galiza, as acronym for the name in Gallego (Galiza) of Galicia.
• Gaza Strip (FIPS PUB 10-4 territory code)
• DIN 19303 Code for Gestrichener Zellstoffkarton (German), a grade of paperboard also known as solid bleached board
• Godzone - a phrase used by New Zealanders to describe their homeland
• Ground Zero, in military parlance
• Guangzhou
• Guizhou, China
• Air Rarotonga IATA airline designator
• Righting torque, righting arm or GZ acting to restore a tilting ship to the vertical — see metacentric height
• Metal Gear Solid V: Ground Zeroes, a 2014 video game
• .gz, the file extension for gzip files (GNU zip, an open source file compression program)
• GZ, an HCPCS Level II modifier meaning an item or service is expected to be denied as not reasonable or necessary