MLB Games on Thursday, May 21, 1903
6 games on Thursday, May 21, 1903. Start times are Eastern Time.
| Matchup | Status | Details |
|---|---|---|
 Chicago Cubs
11
 at Philadelphia Phillies
6
|
Final | Game page: Chicago Cubs at Philadelphia Phillies, Thu, May 21, 1903 |
 Cincinnati Reds
0
at Boston Beaneaters
3
|
Final | Game page: Cincinnati Reds at Boston Beaneaters, Thu, May 21, 1903 |
 Pittsburgh Pirates
11
at Brooklyn Superbas
6
|
Final | Game page: Pittsburgh Pirates at Brooklyn Superbas, Thu, May 21, 1903 |
 St. Louis Cardinals
4
at New York Giants
9
|
Final | Game page: St. Louis Cardinals at New York Giants, Thu, May 21, 1903 |
| Washington Senators 2 at Cleveland Naps 5 | Final | Game page: Washington Senators at Cleveland Naps, Thu, May 21, 1903 |
Philadelphia Athletics
3
 at Detroit Tigers
5
|
Final | Game page: Philadelphia Athletics at Detroit Tigers, Thu, May 21, 1903 |