Alexander Nathaniel Gaston (March 12, 1893 – February 8, 1979) was a catcher in Major League Baseball who played between 1920 and 1929 for the New York Giants (1920–1923) and Boston Red Sox (1926, 1929). Listed at 5 ft 9 in (1.75 m), 170 lb., Gaston batted and threw right-handed. He was born in New York City. His younger brother, Milt Gaston, was a major league pitcher. Gaston grew up in Ridgefield Park, New Jersey and attended Ridgefield Park High School. Gaston died in Marina del Rey, California at age 85.