Harold John Deviney (April 11, 1893 – January 4, 1933) was a relief pitcher in Major League Baseball who played in one game for the Boston Red Sox during the 1920 season. He batted and threw right-handed. A native of Newton, Massachusetts, Deviney was a major league player whose career, statistically speaking, was only slightly different from that of Eddie Gaedel or Moonlight Graham.On July 30, 1920 Deviney posted a 15.00 earned run average with three walks in 3.0 innings of work.