HARM
HARM or H.A.R.M. may refer to:
 AGM-88 HARM, a high-speed anti-radiation missile
 Historic Aircraft Restoration Museum, a museum in Creve Coeur, Missouri, United States
 A fictional terrorist organisation in the video games The Operative: No One Lives Forever and No One Lives Forever 2: A Spy in H.A.R.M.'s Way
 Human Aetiological Relations Machine, an organisation in the 1966 film Agent for H.A.R.M.
 Hoosier Anti-Racist Movement, an Antifa cell based in Indiana associated with Anti-Racist Action (aka Torch Network)

Harm may refer to:
 Harm, a moral and legal concept
 Harm principle, a law principle
 Penal harm, a theory that inmates in prison should suffer additional pain to deprivation of liberty
 Harm reduction, public health policies designed to lessen the negative consequences associated with human behavior
 Physical injury or trauma (medicine)
 Harm (given name), a Dutch masculine given name
 Harmon "Harm" Rabb, a character in the TV series JAG
 Ray Harm (born 1920s), an American artist
 Harm's Way (novel), a 1962 war novel by James Bassett
 In Harm's Way, a 1965 film based on the novel
 "Harm's Way" (Angel), a 2004 episode of the television series Angel
 In Harm's Way (TV series), a 2008 reality television series
 "In Harm's Way", a 2004 episode of the fan-created internet series Star Trek: New Voyages
 "Harm", a song by Broken Spindles from Fulfilled/complete

See also
 Harms, a surname
 Do No Harm (disambiguation)
 Safe from Harm (disambiguation)