'''Lost Illusions''' may refer to:
*''Illusions perdues'', serial novel published by Honoré de Balzac between 1837 and 1843 *''Lost Illusions'' (painting), 1865 painting by Charles Gleyre *''Lost Illusions'' (1911 film), directed by Edwin S. Porter *''Elveszett illúziók'', 1983 film directed by Gyula Gazdag *''Lost Illusions'' (ballet), 2011 ballet by Leonid Desyatnikov *''Lost Illusions'' (2021 film), directed by Xavier Giannoli
==See also== *''The Lost Illusion'', alternate title for the 1948 film ''The Fallen Idol'' {{disambig}}