Daniel Osinski (November 17, 1933 – September 13, 2013), nicknamed "The Silencer", was an American Major League Baseball relief pitcher. The 6 ft 2 in (1.88 m), 195 pounds (88 kg) right-hander was signed by the Cleveland Indians as an amateur free agent before the 1952 season. He played for the Kansas City Athletics (1962), Los Angeles Angels (1962–1964), Milwaukee Braves (1965), Boston Red Sox (1966–1967), Chicago White Sox (1969), and Houston Astros (1970).