Operator may refer to:

Mathematics

* A symbol indicating a mathematical operation * Logical operator or logical connective in mathematical logic * Operator (mathematics), mapping that acts on elements of a space to produce elements of another space, e.g.: ** Linear operator ** Differential operator ** Integral operator (disambiguation)

Computers

* Computer operator, an occupation * Operator (computer programming), a type of computer program function * Operator (extension), an extension for the Firefox web browser, for reading microformats * Ableton Operator, a software synthesizer developed by Ableton

Science

* Operator (biology), a segment of DNA regulating the activity of genes * Operator (linguistics), a special category including wh- interrogatives * Operator (physics), mathematical operators in quantum physics

Music

* Operator (band), an American hard rock band * Operators, a synth pop band led by Dan Boeckner * Operator (album), ''Operator'' (album), a 2016 album by Mstrkrft * Operator (Motown song), "Operator" (Motown song), a 1965 song recorded by Mary Wells and Brenda Holloway * Operator (That's Not the Way It Feels), "Operator" (That's Not the Way It Feels), a 1972 song by Jim Croce from ''You Don't Mess Around with Jim'' * Operator (Midnight Star song), "Operator" (Midnight Star song) (1984), a 1984 #1 R&B/electronic dance single * Operator (A Girl Like Me), "Operator" (A Girl Like Me), a 2008 song by Shiloh * "Operator", a 1970 song by the Grateful Dead from ''American Beauty (album), American Beauty'' * "Operator", a 1975 song by the Manhattan Transfer from ''The Manhattan Transfer (album), The Manhattan Transfer'' * "Operator", a 1986 song by Little Richard from ''Lifetime Friend'' * "Operator", a 1993 song by Blue System from ''Backstreet Dreams (album), Backstreet Dreams'' * "Operator", a 1995 song by Real McCoy from ''Another Night (Real McCoy album), Another Night'' * "Operator", a 1998 song by Miss Papaya from Pink * Operator (Floy Joy song), "Operator" (Floy Joy song), a song by British group Floy Joy

Fiction

* ''Operator No. 5'', a pulp fiction hero from the 1930s * Operator, a fictional group in the ''Ghost in the Shell'' series * Operator (2015 film), ''Operator'' (2015 film), a 2015 American action thriller drama film starring Luke Goss * Operator (2016 film), ''Operator'' (2016 film), a 2016 American comedy-drama film starring Martin Starr and Mae Whitman * ''The Operator'' (film), a 2000 film * Slender Man, The Operator (''Marble Hornets''), an entity that stalks the main characters in ''Marble Hornets''. It is also known as the Slender Man. * Operator (play), ''Operator'' (play), a 2005 play by David Williamson

Duties

* Operator (profession), a professional designation used in various industries, e.g.: ** Switchboard operator, a occupation at a company offering telephone services ** Heavy equipment operator, operates heavy equipment used in engineering and construction projects * Operator (military), a soldier in a special operations force * FBI Special Weapons and Tactics Teams, Operator (law enforcement), a law enforcement officer who has been trained and certified as an operator to serve on a SWAT team

Other uses

* Operator (sternwheeler), ''Operator'' (sternwheeler), a 1909 ship on the Skeena River * Network operator, a phone carrier * System operator, commonly abbreviated as ''sysop'' * Operator grammar, a theory of human language