Belle de jour
- Jaar: 1967
- Land: France, Italy
- Genre: Drama, Romance
- Studio: Paris Films Productions, Five Films, Robert et Raymond Hakim
- Sleutelwoord: adultery, prostitute, jealousy, dream, husband wife relationship, dual identity, double life, sexual frustration, brothel, women's sexual identity, masochism, sexual exploration
- Direkteur: Luis Buñuel
- Gooi: Catherine Deneuve, Jean Sorel, Michel Piccoli, Geneviève Page, Pierre Clémenti, Françoise Fabian