Carl

Carl may refer to:
 * Carl, Georgia, city in USA
 * Carl, West Virginia, an unincorporated community
 * Carl (name), includes info about the name, variations of the name, and a list of people with the name
 * Carl², a TV series
 * "Carl", an episode of television series Aqua Teen Hunger Force
 * An informal nickname for a student or alum of Carleton College

CARL may refer to:
 * Canadian Association of Research Libraries
 * Colorado Alliance of Research Libraries