Jan Tadeusz Komasa (born October 28, 1981) is a Polish film director, screenwriter, and producer best known for directing Suicide Room (2011), Warsaw 44 (2014), and Corpus Christi (2019), which was nominated for Best International Feature Film at the 92nd Academy Awards. His previous works premiered and won awards at Tribeca Film Festival, Berlin Film Festival, Cannes, and Venice.