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3 is a number, numeral, and glyph.

3, three, or III may also refer to:

* AD 3, the third year of the AD era
* 3 BC, the third year before the AD era
* March, the third month

Books

* ''Three of Them'' (Russian: ', literally, "three"), a 1901 novel by Maksim Gorky
* ''Three'', a 1946 novel by William Sansom
* ''Three'', a 1970 novel by Sylvia Ashton-Warner
* ''Three'' (novel), a 2003 suspense novel by Ted Dekker
* ''Three'' (comics), a graphic novel by Kieron Gillen.
* ''3'', a 2004 novel by Julie Hilden
* ''Three'', a collection of three plays by Lillian Hellman
* ''Three By Flannery O'Connor'', collection Flannery O'Connor bibliography

Brands

* 3 (telecommunications), a global telecommunications brand
** 3Arena, indoor amphitheatre in Ireland operating with the "3" brand
** 3 Hong Kong, telecommunications company operating in Hong Kong
** Three Australia, Australian telecommunications company
** Three Ireland, Irish telecommunications company
** Three UK, British telecommunications and internet service provider
** Wind Tre, Italian telecommunications company

Film

* ''Three'' (1965 film), a Yugoslavian film by Aleksandar Petrović
* ''Three'' (1969 film), starring Charlotte Rampling and Sam Waterston
* ''Three'' (2002 film), an Asian horror movie collaboration
* '' 3: The Dale Earnhardt Story'', a 2004 television movie
* ''Survival Island'' or ''Three'', a 2005 film starring Billy Zane and Kelly Brook
* ''Three'' (2006 film), based on the novel with the same name
* ''Three'' (2008 film), a Telugu film
* '' Three – Love, Lies and Betrayal'', a 2009 film starring Aashish Chaudhary, Nausheen Ali Sardar & Akshay Kapoor
* ''Three'' (2010 film), a German film also known as ''3''
* ''3'' (1996 film), an Italian film also known as ''Tre''
* ''3'' (2012 Tamil film), a Tamil film starring Dhanush and Shruti Haasan
* ''3'' (2012 Uruguayan film), a Uruguayan drama film directed by Pablo Stoll
* ''Three'' (2016 film), a Hong Kong-Chinese film by Johnnie To
* ''3'' (2018 film), a Kannada film starring Pooja Gandhi
* ''Three'' (2020 film), a 2020 film Kazakh-South Korean film

* ''The Three'', a 2020 Russian film

Television

* ''Three'' (TV series), a 1998 American series
* ''3'' (TV series), a 2012 CBS reality television series
* "3" (''The X-Files''), a 1994 episode
* '' 3%'', a 2016 Brazilian dystopian thriller series
* '' 3: The Dale Earnhardt Story'', a 2004 television movie
* '' Three's Company'', 1970's TV series
* BBC Three, a British television channel.
* Channel 3, television channel traditionally associated with ITV (TV network) in the UK
*Three (TV channel), a New Zealand television channel

Music

Music theory and notation

* The mediant, the third note in a major or minor scale, often called a third and notated III or iii
* A triad (music), a chord with three notes, usually spaced in thirds
* A triplet, a type of tuplet, where a beat is split into three spaces

Artists

* 3 (1980s band), a rock band of Keith Emerson, Robert Berry and Carl Palmer
* 3 (American band), an experimental progressive band based in Woodstock, New York
* III, the Inti Creates sound team
* Three (band), a post hardcore band signed to Dischord Records
* Three, a 1960s avant-garde jazz group fronted by Don Francks
* Thriii, an American girl group composed of China Anne McClain, Sierra McClain, and Lauryn McClain
* BK3, Three or 3, a band with Bill Kreutzmann, Scott Murawski and Oteil Burbridge
* #3, the pseudonym of American musician Chris Fehn when performing with Slipknot

Albums

* ''Acid King III'', by Acid King, 2005
* ''AB III'', by Alter Bridge, 2010
* ''Three'', by APB (band), 2007
* ''Three'', by Armageddon (Swedish band), 2002
* ''3'' (The Atomic Bitchwax album), 2005
* ''III'' (Bad Books album), 2019
* ''III'' (BadBadNotGood album), 2014
* ''III'' (Banks album), 2019
* ''III'', by Dany Bédar, 2008
* ''3'' (Bo Bice album), 2010
* '' Billy Talent III'', by Billy Talent, 2009
* ''Three'' (The Black Heart Procession album), 2000
* ''Black Widow III'', an album by Black Widow (band), 1972
* ''III'' (Gui Boratto album), 2011
* ''III'' (Bosse-de-Nage album), 2012
* ''III'' (Chad Brock album), 2001
* ''3'' (Buffalo Killers album), 2011
* ''3'' (The Butchies album), 2001
* ''Three'' (The John Butler Trio album), 2001
* ''3'' (Calogero album), 2004
* '' Chicago III'', by Chicago, 1971
* ''Three'' (Charlotte Church EP), 2013
* ''III'' (Crystal Castles album), 2012
* '' Cypress Hill III: Temples of Boom'', by Cypress Hill, 1995
* ''Danzig III: How the Gods Kill'', by Danzig, 1992
* ''III'', by Demons & Wizards (band), Demons & Wizards, 2020
* III (Download album), ''III'' (Download album), 1997
* Three (End of Everything album), ''Three'' (End of Everything album), 2006
* III (Espers album), ''III'' (Espers album), 2009
* III (Eths album), ''III'' (Eths album), 2012
* III (Family Force 5 album), ''III'' (Family Force 5 album), 2011
* ''3'', by Final (band), Final, 2006
* 3 (FireHouse album), ''3'' (FireHouse album), 1995
* ''Focus 3'', by Focus, 1972
* III (Foster the People EP), ''III'' (Foster the People EP), 2017
* III (Fuzz album), ''III'' (Fuzz album), 2020
* Three (Gloriana album), ''Three'' (Gloriana album), 2015
* III (Haloo Helsinki! album), ''III'' (Haloo Helsinki! album), 2011
* III (Hillsong Young & Free album) , ''III'' (Hillsong Young & Free album), 2018
* ''Three'', by Honey (band), Honey, 2001
* 3 (honeyhoney album), ''3'' (honeyhoney album), 2015
* 3 (Ich Troje album), ''3'' (Ich Troje album), 1999
* 3 (Indochine album), ''3'' (Indochine album), 1985
* Three (Bob James album), ''Three'' (Bob James album), 1976
* III (JoJo EP), ''III'' (JoJo EP), 2015
* BK3 (album), ''BK3'' (album) by Bruce Kulick, 2010
* ''Led Zeppelin III'', by Led Zeppelin, 1970
* III (The Lumineers album), ''III'' (The Lumineers album), 2019
* III (Makthaverskan album), ''III'' (Makthaverskan album), 2017
* ''III'', by Masked Intruder, 2019
* 3 (Mastedon album), ''3'' (Mastedon album), 2009
* III (Maylene and the Sons of Disaster album), ''III'' (Maylene and the Sons of Disaster album), 2009
* ''iii'', by Milosh, 2008
* III (Moderat album), ''III'' (Moderat album), 2016
* III (Moistboyz album), ''III'' (Moistboyz album), 2002
* III (Stanton Moore album), ''III'' (Stanton Moore album), 2006
* ''III'', by Mt. Egypt, 2009
* III (Joe Nichols album), ''III'' (Joe Nichols album), 2005
* 3 (Netsky album), ''3'' (Netsky album), 2009 (also stylised ''III'')
* 3 (Ngaiire album), ''3'' (Ngaiire album), 2021
* Three (Nine Days album), ''Three'' (Nine Days album), 1998
* 3 (Nouvelle Vague album), ''3'' (Nouvelle Vague album), 2009
* III (Orbital EP), ''III'' (Orbital EP), 1991
* ''3'', by Peace Love & Pitbulls, 1997
* Three (Ph.D. album), ''Three'' (Ph.D. album), 2009
* Three (Phantogram album), ''Three'' (Phantogram album), 2016
* Three (Joel Plaskett album), ''Three'' (Joel Plaskett album), 2009
* 3 (Pole album), ''3'' (Pole album), 2000
* 3rd (The Rasmus EP), ''3rd'' (The Rasmus EP), 1996
* 3 (soundtrack), ''3'' (soundtrack), by Anirudh Ravichander, from the 2012 Tamil film
* Phase Three (album), ''Phase Three'' (album), by Riverdales, 2003
* III (Sahg album), ''III'' (Sahg album), 2010
* Santana (1971 album), ''Santana'' (1971 album), Santana, 1971 (often referred to as ''III'')
* 3 (Alejandro Sanz album), ''3'' (Alejandro Sanz album), 1995
* 3 (The Script album), ''#3'' (The Script album), 2012
* ''Sebadoh III'', by Sebadoh, 1991
* 3 (Shakespears Sister album), ''#3'' (Shakespears Sister album), 2004
* III (Shiny Toy Guns album), ''III'' (Shiny Toy Guns album), 2012
* III (Bob Sinclar album), ''III'' (Bob Sinclar album), 2003
* ''3's'', by Smile Empty Soul, 2012
* iii (Miike Snow album), ''iii'' (Miike Snow album), 2016
* 3 (Soulfly album), ''3'' (Soulfly album), 2002
* III (S.O.S. Band album), ''III'' (S.O.S. Band album), 1982
* Threes (album), ''Threes'' (album), by Sparta, 2006
* 3 (Suburban Kids with Biblical Names album), ''#3'' (Suburban Kids with Biblical Names album), 2005
* Three (Sugababes album), ''Three'' (Sugababes album), 2003
* III (Take That album), ''III'' (Take That album), 2014
* 3 (Tricot album), ''3'' (Tricot album), 2017
* Three (Tubeless Hearts album), ''Three'' (Tubeless Hearts album), 1994
* 3 (Typical Cats album), ''3'' (Typical Cats album), 2012
* Three (U2 EP), ''Three'' (U2 EP), 1979
* ''Van Halen III'', by Van Halen, 1998
* 3 (Violent Femmes album), ''3'' (Violent Femmes album), 1989
* ''III'', by Xerath, 2014

Songs

* 3 (Britney Spears song), "3" (Britney Spears song), 2009
* 3 (Disturbed song), "3" (Disturbed song), 2011
* "3", a song by Flume from the album ''Skin (Flume album), Skin'', 2016
* "3", a song by Scott Storch, 2021
* "3", a song by Ultravox from the B-side of "Same Old Story (song), Same Old Story", 1986
* ".3", a song by Porcupine Tree from the album ''In Absentia'', 2002
* "III", by Foster the People from ''Sacred Hearts Club'', 2017
* Tres (song), "Tres" (song) ( en, Three), a 2008 song by Juanes
* "Three", a song by Massive Attack from the album ''Protection (Massive Attack album), Protection'', 1994
* "Three", a song by Future and Young Thug from the mixtape ''Super Slimey'', 2017
* "Three", a song by Lily Allen from the album ''No Shame (Lily Allen album), No Shame'', 2018
* "Three", a 1969 song by Jimmy C. Newman, Jimmy Newman
* "Three", a 1969 song by Strawberry Alarm Clock
* "Song 3", a song by Robbie Williams from the album ''Escapology (album), Escapology'', 2002
* "Song Three", a song from the Mahagonny-Songspiel
* "Three", a song by Karma to Burn from the album ''Wild, Wonderful Purgatory'', 1999

Other music

* 3 Songs (disambiguation)
* ''3 EPs'', a 1994 Tall Dwarfs EP
* III Records, a Japanese record label
* ''The Three E.P.'s'', a 1998 The Beta Band album

Science and technology

* 3, the resin identification code for polyvinyl chloride
* 3, the DVD region code for many East Asian countries (except for Japan and China)
* Group 3 element, often written as III
* A superscript 3 (³) is used to represent the Cube (algebra), cubing of a number
* Schläfli symbol for an equilateral triangle
* Giant star (III), in the Yerkes spectral classification

Transportation

Automobiles

* BMW 3 Series, a German compact luxury car
* Chery Arrizo 3, a Chinese subcompact sedan
* Chery Tiggo 3, a Chinese compact SUV
* Lynk & Co 03, a Chinese subcompact crossover
* Mazda3, a Japanese compact sedan
* MG 3, a British-Chinese subcompact hatchback
* Peugeot Type 3, a French steam-powered car
* Qoros 3, a Chinese compact car
* Tesla Model 3, an American compact electric sedan
* Volkswagen Type 3, a German compact car

Roads and routes

* 3 (New York City Subway service), a service of the New York City Subway
* List of highways numbered 3

Other uses

* Samsung Galaxy 3, a smartphone
* Three-point field goal, a long shot in basketball
* ''Threes'', a game on the iPhone
* Company (musical), ''Company'' (musical), a musical originally titled ''Threes''
* Three, a personality type of the Enneagram of Personality typology
* 3, Triq ix-Xatt, a nineteenth-century building in Marsaskala, Malta
* Three Percenters, a far-right American paramilitary group advocating gun rights and resisting government

Similar glyphs

* Open-mid central unrounded vowel, ɜ, of the International Phonetic Alphabet (IPA), used in Cherokee and some English pronunciation
* Ezh (letter), Ʒ, a symbol for dram
** Lowercase ezh, ʒ, representing the Voiced palato-alveolar sibilant of the IPA, used in several African languages
* Dram (unit) (ℨ) and Gothic font letter Z
* Yogh or Ȝ, letter used in Middle English and Middle Scots
* Gyfu or Gar (rune) Anglo Saxon runes transliterated as ȝ
* Ze (Cyrillic) or З, eleventh letter of Kazakh, tenth letter of Ukrainian, Dungan, ninth letter of Russian, Belarusian, Uzbek, Serbo-Croatian, Mongolian, eighth letter of Bulgarian and Kyrgyz alphabets; and Cyrillic numeral 7
* E (Cyrillic) or Э, fortieth letter of Kazakh, thirty-fifth letter of Dungan, thirty-third letter of Mongolian, thirty-first letter of Russian, thirtieth letter of Belarusian, twenty-eighth letter of Kyrgyz, and twenty-seventh letter of Uzbek alphabets
* Abkhazian Dze or Ӡ, nineteenth letter of Abkhazian Cyrillic script alphabet
* Ro (kana) or ろ, in hiragana Japanese script
* ③, one of the Enclosed Alphanumerics
* Da̰ dwé or ဒ, nineteenth letter of Burmese alphabet
* Vin or ვ, sixth letter of Georgian alphabet and Georgian numeral 6
* Kan or კ, eleventh letter of Georgian alphabet and Georgian numeral 20
* Par or პ, seventeenth letter of Georgian alphabet and Georgian numeral 80
* Vie or ჳ, obsolete twenty-second letter of Georgian alphabet
* Hi or Յ, twenty-first letter of Armenian alphabet and Armenian numeral 300
* ౩, Telugu alphabet#Numerals, Telugu alphabet numeral 3
* ૩, Gujarati alphabet#Digits, Gujarati alphabet numeral 3
* ३, Devanagari#Numerals, Devanagari numeral 3
* ੩, Gurmukhī alphabet#Numerals, Gurmukhī alphabet numeral 3
* ༣, Tibetan alphabet numeral 3
* Ꜣ, used to transcribe the Ancient Egyptian language, Ancient Egyptian 'aleph' phoneme; see Transliteration of Ancient Egyptian

See also

* Lithium (atomic number), a chemical element
* 03 (disambiguation)
* III (disambiguation)
* Number Three (disambiguation)
* Third (disambiguation)
* Model 3 (disambiguation)
* Type III (disambiguation)
* Class 3 (disambiguation)

{{number disambiguation