Alter may refer to:

Computing and technology , a historic COBOL command (SQL), an SQL command

Music Alter (album), 2002 album by Floater Alter, a 2006 remix album by Swiss band Knut "Alter", a song from the 1994 album Glow, by Raven

TV and media ALTER (streaming service) a channel dedicated to horror, run by Gunpowder & Sky Alter Channel, a Greek TV channel Alter, a sister magazine of Linus magazine

Other uses Alters, the different personality states in dissociative identity disorder Alter (automobile) Alter (crater), a lunar crater Alter (name), people named Alter Short for alter ego Archbishop Alter High School

See also Altar (disambiguation)