Harry Sibley Hinchman (August 4, 1878 – January 19, 1933) was a Major League Baseball second baseman who played for one season. He played in 15 games for the Cleveland Naps during the 1907 Cleveland Naps season. In addition to being a player, he also managed several minor league teams from 1910 to 1932 (to 1921 as a player/manager and from 1923 solely as manager).