1923 St. Louis Cardinals season

The 1923 St. Louis Cardinals season was the team's 42nd season in St. Louis, Missouri and its 32nd season in the National League. The Cardinals went 79–74 during the season and finished fifth in the National League. This is the first season that the Cardinals wore numbers on their uniforms but only on the left sleeve and only for home games. By the next season the numbers were abandoned and wouldn't return, this time permanently, until 1932.

Regular season
Rogers Hornsby set a major league record of 13 consecutive games with two or more base hits, accomplished July 5 through July 18, 1923.

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

Relief pitchers
Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts

League leaders

 * Rogers Hornsby, National League batting champion