GK or Gk may refer to:
GKN plc is a British multinational automotive and aerospace components company headquartered in Redditch, Worcestershire.
GKIDS (Guerrilla Kids International Distribution Syndicate) is an American film distributor based in New York with a focus on "sophisticated, indie" animation.
GKN Driveline is a multinational automotive components manufacturer specialising in driveline technologies.
GKK Etzenricht, abbreviation for Gleichstromkurzkupplung) Etzenricht, that means Etzenricht HVDC-back-to-back station was an HVDC back-to-back facility near Etzenricht in the district of Neustadt in Bavaria, Germany.
GKS Katowice (Polish pronunciation: [katɔˈvitsɛ]; GKS stands for Górniczy Klub Sportowy "Miners Sporting Club") is a Polish football club based in Katowice, Poland.
GK Reid is an American creative director, executive producer fashion stylist and designer, best known for his work with celebrities from Anne Hathaway to David Bowie and Lady Gaga, and for his creative direction and fashion design for award-winning film and celebrity projects.
The GK convoys were a series of Caribbean convoys which ran during the Battle of the Atlantic in World War II.
The GK Dürnrohr (German abbreviation for Gleichstromkurzkupplung Dürnrohr, in English meaning Dürnrohr HVDC-Back-to-Back Station) was a high-voltage direct current back-to-back scheme west of Dürnrohr substation, which was used for the energy exchange between Austria and Czechoslovakia between 1983 and 1996. The installation is no longer in use.