Angelo "Bloody Angelo" Genna (Italian pronunciation: [ˈandʒelo ˈdʒɛnna]; February 3, 1898 – May 26, 1925) was an Italian-born Chicago bootlegger and organized crime leader during the Prohibition era. The leader of his own Sicilian crime family, he was best known for his war with the North Side Gang leader, Charles Dean O'Banion. Genna masterminded the assassination of O'Banion in November 1924.