Thomas Chalmers Fisher (November 1, 1880 – September 3, 1972) was a professional baseball pitcher.

The 5"10½", 185 lb (84 kg) right-hander played one season in Major League Baseball for the Boston Beaneaters in 1904.

Fisher made his major league debut in relief on April 17, 1904 against the Brooklyn Superbas at Washington Park.

His first major league win came as a starter on May 10 against the Chicago Cubs at West Side Park.

He pitched his first shutout five days later at Robison Field, a 1–0 decision over the St. Louis Cardinals.