Charles Barthell Moran, nicknamed "Uncle Charley", was an American sportsman who gained renown as both a catcher and umpire in Major League Baseball and as a collegiate and professional American football coach.

The 1903 St. Louis Cardinals season was the team's 22nd season in St. Louis, Missouri and the 12th season in the National League. The Cardinals went 43–94 during the season and finished eighth in the National League.