Professor Kosta Vujic's Hat () is a 2012 Serbian film directed by Zdravko à  otra. The film was based on a novel written by Milovan VitezoviÃÂ.
The protagonist of the film is professor Kosta VujiÃÂ who in the mid-19th century taught an extraordinarily talented generation of gymnasium students, some of whom would go on to become prominent members of the Serbian society and eventually historically significant figures.