NOM may refer to:
- Natural organic matter
- Norma Oficial Mexicana, each of a series of official norms and regulations for diverse activities in México.
- Mass of Paul VI, aka Novus Ordo Missae
- National Organization for Marriage
- New Order Mormons
- Nosara Airport, airport code NOM, in Nosara, Costa Rica
- Nickelodeon Original Movies
- NOM and NOM2, mobile device games produced by GAMEVIL
- Nintendo Official Magazine, official British Nintendo magazine; now discontinued, superseded by Official Nintendo Magazine
- N.O.M., an experimental Russian rock band
- The Nature of Music, National Public Radio series exploring universals in music.
Nom may refer to:
- Chữ Nôm, a classical vernacular script of the Vietnamese language that makes use of Chinese characters
- Finrod Felagund, a character from J.R.R. Tolkien's Silmarillion, also known as Nóm
- Nóm the Wise, a song about Finrod Felagund by Blind Guardian from their 1998 album Nightfall in Middle-Earth
- Because nom is French for "name":
- Nom de plume, "name of the pen", a pseudonym adopted by an author
- Nom de amour, "name of love", a hypocorism -- the shortening of one's normal name into a pet name
- Nom de guerre, "name of war", a pseudonym adopted by an insurgent
- Nomination, to be named as a candidate
- "Om nom nom", an onomatopoeia used to represent eating, first used by The Cookie Monster in the popular children's television show Sesame Street, made popular by lolcat.