It

It or IT may refer to:
 * It (pronoun), in English
 * Information technology

Film and television

 * It (1927 film), a film starring Clara Bow
 * It! The Terror from Beyond Space, a 1958 science fiction film
 * It! (1967 film), a British horror film starring Roddy McDowell
 * It (1989 film), a Soviet comedy film directed by Sergei Ovcharov
 * It (miniseries), a 1990 television miniseries film based on Stephen King's novel
 * It (Phish video), a 2004 DVD set about the Phish festival
 * Incredible Tales, simply known as I.T., a 2004 Singaporean horror anthology TV series
 * I.T. (film), a 2016 film starring Pierce Brosnan
 * It (2017 film), a film adaptation of Stephen King's novel
 * It Chapter Two (2019), the direct sequel to the 2017 film

Characters

 * It, properly the Psammead, the title character of the 1902 novel Five Children and It
 * It! The Living Colossus, a 1961 comic book character
 * IT, a character in the 1962 novel A Wrinkle in Time
 * It (character), the title character from Stephen King's 1986 novel It (also known as Pennywise)

Journalism

 * IT, previous name of the Irish Tatler, see Tatler (1901)
 * International Times, est. 1966, a fortnightly newspaper
 * Illinois Times, est. 1975, a weekly newspaper

Literature

 * "It!" (short story), a 1940 short story by Theodore Sturgeon
 * It (poetry collection), a 1969 book of poetry by Inger Christensen
 * It (novel), a 1986 novel by Stephen King
 * It, a 2013 book by British model and presenter Alexa Chung

Music

 * It (Phish festival), since 1990, the band's festivals and tours in the United States
 * "IT" (XM), from 2002 to 2007, an annual radio special, with most songs aired in chronological order

Album

 * It (Pulp album), 1983
 * It (Alan Vega album), 2017

Band

 * Tony Särkkä or It, a Swedish black metal musician

Song

 * "It", a 1974 song by Genesis from The Lamb Lies Down on Broadway
 * "It", a 1987 song by Prince from Sign "O" the Times
 * "iT" [sic], a 2014 song by Christine and the Queens from Chaleur humaine
 * "It", a 2015 song by Niki & Gabi

Games

 * Tag (game), or It, since at least the fourth century BC
 * It (board game), a 1978 tank battle game

Science and technology

 * .it, the Internet top-level domain for Italy
 * Inferior temporal gyrus, a.k.a. IT cortex, a region of the brain
 * IT (file format), an audio file format used by Impulse Tracker
 * IT, an electrical network earthing system
 * Integration testing (usually I&T), a phase in software testing
 * Intrathecal administration and intratracheal instillation, routes of drug administration
 * Isomeric transition, a decay process in an atomic nucleus
 * it drive (1998–2002), a 144 MB superfloppy drive by Caleb

Standards

 * Iran Time
 * Italy (ISO 3166 code)
 * Italian language (ISO 639-1 code)

Transport

 * Air Inter (IATA Code 1954–1997), France
 * Kingfisher Airlines (IATA Code 2003–2012), India
 * Intelligent Transit, a 2009–2015 bus service in West Virginia, U.S.

Vehicles

 * As of the 1970s, a series of Yamaha Enduro motorcycles
 * Dynasty IT, a 2001 car

Other uses

 * IT, dated between the 6th and 4th century BCE, in sutras by Pāṇini
 * It, a ropes course at several locations of Jordan's Furniture, founded 1918 in New England
 * I.T, founded 1988, a Hong Kong fashion conglomerate