Baseball Classics CLOUD | 1903 MLB Season
AL Champion: Boston Americans
NL Champion: Pittsburgh Pirates
| Boston Braves | Baltimore Orioles | Boston Americans | Chicago Cubs | Chicago White Sox |
| Cincinnati Reds | Cleveland Indians | Detroit Tigers | St. Louis Browns | Pittsburgh Pirates |
| Philadelphia Phillies | Brooklyn Robins | New York Giants | St. Louis Cardinals | New York Highlanders |
| Philadelphia Athletics | ||||