Thomas James Delahanty (March 9, 1872 – January 10, 1951) was an American professional baseball infielder, who played in Major League Baseball (MLB) for the Philadelphia Phillies, Cleveland Spiders, Pittsburgh Pirates, and Louisville Colonels, from 1894 to 1897. He was the second-oldest of the five Delahanty brothers to play in the major leagues. He is buried at All Souls Cemetery in Sanford, Florida.