Tommy Corcoran, American baseball player and umpire (d. 1960)
Thomas William Corcoran (January 4, 1869 – June 25, 1960) was an American professional baseball player. He played in Major League Baseball as a shortstop from 1890 to 1907 for the Pittsburgh Burghers (1890), Philadelphia Athletics (1891), Brooklyn Grooms/Brooklyn Bridegrooms (1892–1896), Cincinnati Reds (1897–1906) and the New York Giants (1907). The 5 ft 9 in (1.75 m) Connecticut native occasionally played second base later in his career. He batted and threw right-handed.