Oliver Daniel Pickering (April 9, 1870 – January 20, 1952) was an American professional baseball outfielder and manager in a 30-year career that spanned from the 1892 Houston Mudcats to the 1922 Paducah Indians. He played for a number of Major League Baseball teams from 1896 to 1908: the Louisville Colonels, Cleveland Spiders, Cleveland Blues, Philadelphia Athletics, St. Louis Browns, and Washington Senators.
