1903 was the third year for the Detroit Tigers in the still-new American League. The team finished in fifth place with a record or 65–71 (.478), 25 games behind the Boston Americans. The 1903 Tigers outscored their opponents 567 to 539. The team's attendance at Bennett Park was 224,523, sixth out of the eight teams in the AL.
Regular season
Season standings
Record vs. opponents
Roster
Player stats
Batting
Starters by position
Note: Pos = Position; G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in
Other batters
Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in
Note: pitchers' batting statistics not included
Pitching
Starting pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts