George Decatur Fallon (July 8, 1914 – October 25, 1994) was a backup second baseman/shortstop in Major League Baseball who played for the Brooklyn Dodgers (1937) and St. Louis Cardinals (1943-1945). A native of Jersey City, New Jersey, Fallon batted and threw right-handed. He debuted on September 27, 1937, and played his final game on July 13, 1945. Fallon died in Lake Worth, Florida, at age 80.