The Italian Straw Hat (Un chapeau de paille d'Italie) is a five-act comedy by Eugène Labiche and Marc-Michel. It premiered at the Théâtre du Palais-Royal in Paris on 14 August 1851. It has been adapted for the cinema in French, English, German, Czech and Russian, and as a musical play in English and Italian versions. The piece remains regularly staged in France, where it entered the repertoire of the Comédie-Française in Paris and of theatres in other French cities.