AMERICAN LEAGUE LEADERS, 2004
Updated February 21, 2017 | Factmonster Staff 
| Batting?Ichiro Suzuki, Seattle | .372 |
| Home runs?Manny Ramirez, Boston | 43 |
| Runs batted in?Miguel Tejada, Baltimore | 150 |
| Runs?Vladimir Guerrero, Anaheim | 124 |
| Hits?Ichiro Suzuki, Seattle | 262 |
| Stolen bases?Carl Crawford, Tampa Bay | 59 |
| Doubles?Brian Roberts, Baltimore | 50 |
| Triples?Carl Crawford, Tampa Bay | 19 |
| Slugging percentage?Manny Ramirez, Boston | .613 |
A.L. Pitching
| Wins?Curt Schilling, Boston | 21 |
| Earned run average?Johan Santana, Minnesota | 2.61 |
| Strikeouts?Johan Santana, Minnesota | 265 |
| Innings pitched?Mark Buehrle, Chicago | 245.1 |
| Complete games?Mark Mulder, Oakland; Sidney Ponson, Baltimore; Jake Westbrook, Cleveland | 5 |
| Shutouts?Jeremy Bonderman, Detroit; Tim Hudson, Oakland; Sidney Ponson, Baltimore | 2 |
| Saves?Mariano Rivera, New York | 53 |
