Yellow jack (disambiguation)

The yellow jack is a species of offshore marine fish in the jack family.

Yellow Jack or Yellow Jack fever may also refer to:


 * Yellow fever, an acute viral disease.
 * Typhoid fever, a bacterial disease.
 * Yellow Jack (play), a 1934 American play about the search for the causes and treatment of yellow fever.
 * Yellow Jack, a 1938 film adaptation of the play.
 * The Yellow Jack, a yellow flag used to identify ships quarantined due to the presence of a disease.