The Leghorn Hat (German: Der Florentiner Hut) is a 1939 German period comedy film directed by Wolfgang Liebeneiner and starring Heinz Rühmann, Herti Kirchner and Christl Mardayn. It is based on the 1851 play The Italian Straw Hat written by Eugène Labiche, which has been adapted for the screen on several occasions. The film's sets were designed by the art directors Hans Sohnle and Wilhelm Vorwerg. It was shot at the Babelsberg Studios in Berlin. It premiered in Magdeburg on 4 April before opening at the Gloria-Palast in the capital on 18 April.