JT may refer to:
Arts and media Jakobstads Tidning, a Finland-Swedish newspaper Jimma Times, owner of the Ethiopian newspaper Yeroo Jornal da Tarde, a Brazilian newspaper from São Paulo JT (James Taylor album), 1977 J.T. (Steve Earle & The Dukes album), 2021 J.T. Lambert, a character in the American television sitcom Step by Step J.T. Martin, a character in the TV sitcom Silver Spoons JT LeRoy, a literary persona created in the 1990s by American writer Laura Albert J.T. Yorke, a character in Degrassi: The Next Generation
Businesses and organizations Japan Tobacco, a large tobacco corporation Jersey Telecom, the Jersey telephone company JT, the IATA airline designator for Lion Air
People
In arts and entertainment James "J.T." Taylor (born 1953), lead singer of the band Kool and the Gang JT the Bigga Figga (born 1971), a hip-hop artist and producer JT the Brick (born 1965), an American talk radio host J. T. Brown (disambiguation) JT Hodges (born 1977), country music singer JT Longoria, former member of the band Adler's Appetite JT Money (born 1972), American rapper J. T. Smith (disambiguation) J. T. Thomas (disambiguation) J. T. Walsh, American actor J. T. Wedgwood (1782–1856), an English line engraver Jerry Trainor (born 1977), American actor and comedian sometimes known as JT Justin Timberlake (born 1981), American singer and actor also known as JT JT (rapper) (Jatavia Johnson, born 1992), American rapper
In sport
J. T. Compher (born 1995), American ice hockey player J. T. Miller (born 1993), American ice hockey player J. T. O'Sullivan (born 1979), American football player J. T. Realmuto (born 1991), American baseball player J. T. Snow (born 1968), American baseball player J. T. Southern (born 1964), American former professional wrestler J. T. Thatcher (born 1978), American football player JT Woods (born 1999), American football player Jayson Tatum (born 1998), American basketball player Jesse Taylor (born 1984), mixed martial artist also known as JT Money John Tavares (born 1990), Canadian ice hockey player Johnathan Thurston (born 1983), an Australian rugby league footballer Justin Thomas (born 1993), American golfer
In other fields Javier Torres Félix (born 1960), Mexican drug lord also known for his alias J.T. J. T. Knott Jr. (born 1926), American politician J. T. Knott III (born 1951), American lawyer J.T. Larson (born 2001), American politician Justin Trudeau (born 1971), 23rd Prime Minister of Canada
Science and technology Haplogroup JT (mtDNA), a human mitochondrial DNA haplogroup JT (visualization format), a 3D data format
Other uses Junior technician, an airman rank Juneteenth , symbol for the Tōkaidō Main Line operated by the East Japan Railway Company, and the Itō Line "Javelin throw" athletics abbreviation in track and field