Un long dimanche de fiançailles
- annos singulos: 2004
- Patriam: France, United States of America
- genus: Drama, Romance, War
- Studio: 2003 Productions, Tapioca Films, Warner Bros. Pictures, TF1 Films Production, Warner Bros. Entertainment France
- keyword: prostitute, amnesia, paris, france, world war i, loss of loved one, bodily disabled person, wheelchair, lighthouse, lighthouse keeper , verdun, airship, disappearance, teenage crush, soldier, private detective, missing person, polio, trenches
- Director: Jean-Pierre Jeunet
- cast: Audrey Tautou, Gaspard Ulliel, Dominique Pinon, Chantal Neuwirth, André Dussollier, Ticky Holgado