Joseph Sweeney (July 26, 1884 (other sources state 1882) – November 25, 1963) was an American actor who worked in stage productions, television and movies. His most famous role was as the elderly Juror #9 in the 1957 film 12 Angry Men, the role he originated in a 1954 Westinghouse Studio One live teleplay of which the film was an adaptation.