Fourth Man

Fourth Man or variant may refer to:
 * "The Fourth Man", an Agatha Christie short story first published in 1933
 * De vierde man (The Fourth Man), a 1981 Dutch novel
 * The Fourth Man (1983 film), a Dutch film directed by Paul Verhoeven based on the novel
 * The Fourth Man (2007 film), a Serbian film directed by Dejan Zečević
 * A character in the Planetary comic book series. See List of Planetary characters