Ego or EGO may refer to:

Social sciences

* Ego (Freudian), one of the three constructs in Sigmund Freud's structural model of the psyche * Egoism, an ethical theory that treats self-interest as the foundation of morality * Egotism, the drive to maintain and enhance favorable views of oneself * Egocentrism, the inability to differentiate between self and other * Self-concept, a collection of beliefs about oneself that embodies the answer to "Who am I?"

Arts and media

Music

* Egó, an Icelandic band * Ego (Oomph! album), ''Ego'' (Oomph! album), 2001 * Ego (Tony Williams Lifetime album), 1971 * E.G.O. (album), ''E.G.O.'' (album), a 2018 album by Lucie Silvas * Ego (Big Bang song), "Ego" (Big Bang song), 2012 * Ego (Beyoncé song), "Ego" (Beyoncé song), 2009 *Ego (Ella Eyre song), "Ego" (Ella Eyre song), 2017 * Ego (Elton John song), "Ego" (Elton John song), 1978 * Ego (Kim Wilde song), "Ego" (Kim Wilde song), 1982 * Ego (Lali Espósito song), "Ego" (Lali Espósito song), 2016 * Ego (The Saturdays song), "Ego" (The Saturdays song), 2010 * Ego (Spunge song), "Ego" (Spunge song), 2000 * Ego (Willy William song), "Ego" (Willy William song), 2015 * "Outro: Ego", a 2020 song by BTS * EGO, a record label founded by Joe Haider

Other uses in arts and media

* Ego (2013 film), ''Ego'' (2013 film), an Indian (Tamil) film * Ego (2018 film), ''Ego'' (2018 film), a Telugu language film * Ego (2021 film), ''Ego'' (2021 film), a Spanish film * Ego (game engine), a video game engine developed by Codemasters * Ego (magazine), ''Ego'' (magazine), a defunct online magazine for Indian Americans * Ego (TV channel), an Israeli digital cable television channel * Ego the Living Planet, a character in the Marvel Comics universe * European History Online, an academic website

People

* Ego Lemos (born 1972), East Timorese musician * Ego Leonard, Dutch visual artist * Ego Nwodim (born 1988), American actress and comedian * Ego Plum (born 1975), American film composer * Paul Ego (born 1966), New Zealand comedian * Prosper Ego (1927–2015), Dutch political activist * Yuna Ego (born 2000), Japanese idol and member of music group SKE48

Science and technology

* Ego (fish), ''Ego'' (fish), a genus of gobiid fishes * Ego (game engine), a video game engine developed by Codemasters * EGO sensor, an oxygen sensor in gasoline engines * EGOT (gene), previously known as EGO * European Gravitational Observatory, or EGO

Other uses

* Belgorod International Airport, in Russia * Energica Ego, a motorcycle * Planet Eclipse Ego, a paintball marker {{disambiguation, surname