MLB Games on Thursday, April 21, 1904
5 games on Thursday, April 21, 1904. Start times are Eastern Time.
| Matchup | Status | Details |
|---|---|---|
| Brooklyn Superbas 2 at Boston Beaneaters 3 | Final | Game page: Brooklyn Superbas at Boston Beaneaters, Thu, Apr 21, 1904 |
 Cincinnati Reds
4
 at Pittsburgh Pirates
5
|
Final | Game page: Cincinnati Reds at Pittsburgh Pirates, Thu, Apr 21, 1904 |
| New York Highlanders 2 at Philadelphia Athletics 3 | Final (12) | Game page: New York Highlanders at Philadelphia Athletics, Thu, Apr 21, 1904 |
 Philadelphia Phillies
12
at New York Giants
1
|
Final | Game page: Philadelphia Phillies at New York Giants, Thu, Apr 21, 1904 |
 St. Louis Cardinals
1
 at Chicago Cubs
4
|
Final | Game page: St. Louis Cardinals at Chicago Cubs, Thu, Apr 21, 1904 |