4 is a number, numeral, and digit.

Look up four in Wiktionary, the free dictionary.

4 or four may also refer to:

• AD 4, the fourth year of the AD era

• 4 BC, the fourth year before the AD era
• 1904
• 2004
• 2104
• The month of April

• Four, Isère, a French commune
• 4th arrondissement of Paris, an administrative district of Paris, France

• 4 (New York City Subway service), service schedule
• BMW 4 Series
• Renault 4
• Polestar 4, an electric SUV

• 4 (2005 film), a 2005 film directed by Ilya Khrzhanovsky
• 4 (2007 film), a 2007 film directed by Tim Slade
• Four (2011 film), a 2011 film directed by John Langridge
• Four (2012 film), a 2012 film directed by Joshua Sanchez
• Four (TV series), an Indian soap opera
• Number Four (Battlestar Galactica), or Simon, is a Cylon model in the re-imagined Battlestar Galactica series.
• Numbuh 4, a fictional character in Codename: Kids Next Door
• Channel 4, a British television channel
• BBC Radio 4, a British radio station
• Four (New Zealand TV channel), a New Zealand television channel
• News 4 New York, a flagship newscast broadcast on WNBC-TV in New York City
• I Am Number Four, a novel, adapted into a 2011 film of the same name
• The Four: Battle For Stardom, a 2018 American music reality series

• #4, American musician a.k.a. James Root
• Four Four, an Australian independent record label

• 4, occasionally used in acronyms to mean the word "for"
• 4 (axiom), an axiom in modal logic
• Four (drink), a beverage
• Four, scoring ("boundary") situation in cricket
• FOUR score, a method of quantifying coma
• Fours (Enneagram of Personality), a psychological type of the Enneagram of Personality
• Four (comics), fictional characters in Planetary
• Four, the nickname of the fictional character Tobias Eaton in the Divergent series of books
• 4 Vesta, the second-largest asteroid after Ceres in the asteroid belt

• , symbol for Jupiter
• Ч, Che (Cyrillic), a letter of the Cyrillic alphabet
• Ɥ, an IPA symbol for the labialized palatal approximant
• Կ and Վ, letters of the Armenian alphabet

• IV (disambiguation)
• 04 (disambiguation)
• Coxed four and coxless four, types of competitive rowing boat
• Dufour/Defour/Du Four/De Four (disambiguation)
• Fourth (disambiguation)
• Fantastic Four
• Gang of Four (disambiguation)
• Number Four (disambiguation)
• Plus four (disambiguation)
• The Four (disambiguation)
• Type 4 (disambiguation)
• Year Four

This disambiguation page lists articles associated with the same number.
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