The Great Impostor (disambiguation)

The Great Impostor was a 1961 American comedy-drama film about Ferdinand Waldo Demara.

The Great Impostor or The Great Imposter may also refer to:

• The Great Impostor, a 1959 book by Robert Crichton about Ferdinand Waldo Demara upon which the film is loosely based
• The Great Impostor (1918 film), a British silent drama film
• "(He's) The Great Imposter", a 1961 song by The Fleetwoods
• Barry Bremen (1947–2011), known by the nickname "The Great Imposter"
• Ferdinand Waldo Demara (1921–1982), known by the nickname "The Great Impostor"