JK
Appearance
JK may refer to:
People
Music
- J.K. (singer) (born 1970), stage name of Marta Simlat
- Jay Kay (born 1969), English musician and lead singer of the band Jamiroquai
- Jason Kouchak (born 1969), French musician and composer
- Jesper Kyd (born 1972), Danish video game composer
- Jordan Katembula (born 1978), Zambian singer
- Tiger JK (born 1974), Korean rap artist
- Jungkook (born 1997), Korean singer, a BTS member
Politics
- John Kerry (born 1943), American politician
- Juscelino Kubitschek (1902–1976), Brazilian politician
- Jusuf Kalla (born 1942), Indonesian politician
Other
- J. K. Rowling (born 1965), British writer and producer best known for the Harry Potter series
- J. K. Simmons (born 1955), American actor
- Jack Kilby, (1923–2005), American electrical engineer
- Jason King (radio) (born 1975), British radio and TV presenter, part of the double act JK and Joel
Products and companies
- JK, a Jeep Wrangler model
- JK Lasers
- Spanair (IATA airline code)
Other uses
- JK (TV series), a 2006 Brazilian miniseries on the life of Juscelino Kubitschek
- Jk antigen, also known as Kidd antigen system
- JK business, concealed prostitution by adolescent girls in Japan
- JK flip-flop, a type of electronic circuit named after Jack Kilby
- Jammu and Kashmir (state) (ISO 3166 code), a former Indian state
- Jan Kjellström International Festival of Orienteering
- Järnkaminerna, supporter club of the Swedish sports club Djurgårdens IF, commonly abbreviated as JK
- Junior Kindergarten