{{wiktionary|hammerhead}} '''Hammerhead''' may refer to:
* The head of a hammer
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== Commercial == * Hammerhead (company), a subsidiary of SRAM Corporation
== Fiction == * Hammerhead (character), a Marvel Comics foe of Spider-Man * ''Hammerhead'' (film), a 1968 film based on the novel by James Mayo * ''Hammerhead: Shark Frenzy'' a 2005 TV movie starring William Forsythe, Jeffery Combs and Hunter Tylo * ''Hammerhead'' (1987 film), a 1987 Italian action film directed by Enzo G. Castellari * ''Hammerhead'' (novel), a 1964 Charles Hood secret agent novel by James Mayo * Hammerhead Hannigan, the leader of Taurus Bulba's henchmen in the television cartoon series ''Darkwing Duck'' * Hammerhead, a Rulon character from the TV cartoon ''Dino-Riders'' * Hammerhead, the nickname for the ''Star Wars'' character Momaw Nadon * ''Hammerheads'', a 1990 book by Dale Brown * ''James Bond 007: Hammerhead'', a 2016 James Bond comic book by Dynamite Entertainment
== Games and rides == * Hammerhead, a heavy helicopter gunship in the video game ''Command & Conquer 3: Kane's Wrath'' * ''Hammer Heads'', a 2006 computer game from Pop Cap Games * Hammerhead (attraction), a former ride at Knott's Berry Farm, now defunct * Hammerhead, a monster truck present in various titles of the Twisted Metal series of video games * Hammerhead, the most prominent gas station and repair shop in the game Final Fantasy XV
==Music== *Hammerhead (band), noise rock band *''Hammerhead'' (EP), a 2006 EP by Solace, or the title track *"Hammerhead" (James Reyne song), 1987 *"Hammerhead" (Jeff Beck song), 2010 *"Hammerhead" (The Offspring song), 2008 *"Hammerhead", a song by Flotsam and Jetsam from the 1986 album ''Doomsday for the Deceiver'' *"Hammerhead", a song by John Zorn from the 1990 album ''Naked City'' *"Hammerhead", a song by Overkill from the 1985 album ''Feel the Fire'' *"Hammerhead", an instrumental by Pat Travers from the 1978 album ''Heat in the Street'' *"Hammerhead", a song by Tin Machine, from the 1991 album ''Tin Machine II'' *"Hammerhead", a song by !!! from ''!!!'', 2000 *"Hammerhead", an instrumental by The Shadows from the 1984 album Guardian Angel
== Science and technology == * Hammerhead shark (genus ''Sphyrna''), of which there are nine known species * Hammerkop (''Scopus umbretta''), a bird of order Ciconiiformes, may also be known as a hammerhead * Hammerhead worm (genus ''Bipalium'') *Hammer-headed bat (''Hypsignathus monstrosus'') *''Doto amyra'', hammerhead sea slug * Hammerhead ribozyme, which can catalyze the sequence-specific cleavage of RNA phosphodiester bonds *Aldehyde oxidase and xanthine dehydrogenase, a/b hammerhead domain * Hammerhead crane, a type of crane * Hammerhead turn or stall turn, an aerobatic maneuver * Google Nexus 5, an Android handset with the code name Hammerhead
== Sports == * Jupiter Hammerheads, a minor league baseball team based in Jupiter, Florida * Wilmington Hammerheads FC, a minor league soccer team based in Wilmington, North Carolina * Corpus Christi Hammerheads, a professional arena football team * Hammerhead (mascot), mascot of the British football club West Ham United
== United States Navy submarines == * {{USS|Hammerhead|SS-364}}, a ''Gato''-class submarine, commissioned in 1944 * {{USS|Hammerhead|SSN-663}}, a ''Sturgeon''-class submarine, commissioned in 1968 and struck in 1995
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