Richard Joseph Harley (September 25, 1872 – April 3, 1952) was an American baseball outfielder, manager, and coach. A native of Philadelphia, Harley played baseball and American football at Georgetown University. He then played professional baseball from 1895 to 1909, including seven years in Major League Baseball for the St. Louis Browns (1897–1898), Cleveland Spiders (1899), Cincinnati Reds (1900–1901), Detroit Tigers (1902), and Chicago Cubs (1903). During his major league career, he appeared in 741 games and compiled a .262 batting average with 96 extra-base hits, 236 RBIs, and 78 times hit by pitch.