Possible Worlds may refer to:

• Possible worlds, concept in philosophy

Possible Worlds (play), 1990 play by John Mighton

• Possible Worlds (film), 2000 film by Robert Lepage, based on the play

• Possible Worlds (studio)

• Possible Worlds, poetry book by Peter Porter

• Possible Worlds, an essay and book by J. B. S. Haldane

• Possible Worlds, 1995 album by Markus Stockhausen

See also

• Possible (disambiguation)

• World (disambiguation)