GG

GG may refer to:

Gaming

 * GG (gaming), an abbreviation used in video games meaning "good game"
 * GameGuard, a hacking protection program used in some MMORPGs
 * Game Gear, a handheld game console released by SEGA
 * Game Genie, a video game cheat cartridge
 * Guilty Gear, a fighting game series by Arc System Works
 * The G.G. Shinobi, a side-scrolling action game by Sega released for the Game Gear in 1991
 * Gamergate (harassment campaign)

Music

 * G. G. (album), a 1975 album by Gary Glitter
 * Girls' Generation, Korean girl group
 * GG Allin, transgressive American hardcore punk singer-songwriter

Television

 * Game Grumps, a video gaming web series
 * Gossip Girl, an American teen drama series
 * GG, the production code for the 1967 Doctor Who serial The Underwater Menace

Transportation

 * GG (New York City Subway service)
 * Sky Lease Cargo's IATA designation
 * GG, a version of the Subaru Impreza station wagon
 * GG Duetto, a motorcycle+sidecar built by Swiss Grüter+Gut Motorradtechnik GmbH (GG)

Other uses

 * .gg, the top-level domain country code for Guernsey
 * Gadu-Gadu, an instant messaging program popular in Poland
 * Galle Gladiators, a team participating in Lanka Premier League
 * General Government, Nazi-occupied territory of the Second Republic of Poland
 * Gigagram or Gg
 * Kenkyūsha's New Japanese-English Dictionary or Green Goddess
 * Grundgesetz, the German constitution
 * Goldcorp's NYSE symbol
 * Groß-Gerau's vehicle registration code
 * GG, a trademark of fashion house Gucci
 * GG, a bra size
 * GG cycle, a rocket engine operation method, see gas-generator cycle
 * Gudang Garam, an Indonesian cigarette company based in Kediri, East Java