1903 Chicago Cubs season

The 1903 Chicago Cubs season was the 32nd season of the Chicago Cubs franchise, the 28th in the National League, and the 11th at West Side Park. The Cubs finished third in the National League with a record of 82–56.

Notable transactions

 * April 1903: Pop Williams was purchased from the Orphans by the Philadelphia Phillies.

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''

Starting pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Other pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts