"Oh Johnny, Oh Johnny, Oh!" is a popular American song composed by Abe Olman (1887–1984), lyricized by Ed Rose (pseudonym for Edward Smackels, Jr.; 1875–1935), and published by Forster Music Publisher, Inc.  The music was copyrighted 7 February 1917 and the copyright was renewed 29 December 1944. Under the Copyright Term Extension Act (1998), the sheet music is in the public domain, as is all music published in the U.S. prior to 1923.