A murderer is a person who murders.

Murderer or Murderers may also refer to:

• "The Murderer", a 1953 short story by Ray Bradbury
• Murderer (2009 film), a Hong Kong mystery thriller film directed by Roy Chow
• Murderer (2014 film), a South Korean thriller film
• Murderers (film), a 2006 film
• Murderer (play), a 1975 comedy/thriller play written by Anthony Shaffer

• "Murderer", a 1995 single by Buju Banton
• "Murderah", a 2001 song by Bizzy Bone, from The Gift
• "Murderers", a 2001 song by John Frusciante, from To Record Only Water for Ten Days
• Murderer (EP), a 2003 extended play and song by Low
• "Murderer", a 2003 song by Krisiun, from Works of Carnage
• "Murderer", a 2012 song by Impending Doom, from Baptized in Filth
• "Murderer", a 2014 song by Avatar, from Hail the Apocalypse
• "Murderer", a 2020 song by Grandson, from I Love You, I'm Trying

• List of types of murder
• Murder (disambiguation)