An open letter is a letter that is intended to be read by a wide audience.

Open Letter may also refer to:

Open Letter (Loose Tubes album), 1988 Open Letter (Case album) Open Letter (Ralph Towner album) "Open Letter" (Jay-Z song), 2013 "Open Letter", a 2018 song by Lil Wayne from Tha Carter V Open Letter Books, an American publisher owned by the University of Rochester specializing in translated works

See also "Open Letter (To a Landlord)", a song by the New York City band Living Colour from their 1988 debut album Vivid