1947 St. Louis Cardinals season

The 1947 St. Louis Cardinals season was the team's 66th season in St. Louis, Missouri and the 56th season in the National League. The Cardinals went 89–65 during the season and finished second in the National League.

Offseason

 * November 17, 1946: Tom Poholsky was drafted by the Cardinals from the Boston Red Sox in the 1946 minor league draft.
 * December 13, 1946: Hal Epps was selected off waivers by the Cardinals from the Philadelphia Athletics.
 * Prior to 1947 season: Rip Repulski was signed as an amateur free agent by the Cardinals.

Regular season

 * May 6: There were rumors of a walkout by the Cardinals in protest of having to play Jackie Robinson and the Brooklyn Dodgers. The rumors resulted in an article published by Stanley Woodward of the New York Herald Tribune. The Cardinals played the game and lost by a score of 7–6, despite holding a 6–3 lead.
 * May 21: Jackie Robinson played his first game at Sportsman's Park. The Dodgers won by a score of 4–3 in ten innings.
 * September 11: Cardinals catcher Joe Garagiola and Jackie Robinson were involved in an incident at home plate. Garagiola stepped on Robinson's foot and the two started arguing. Umpire Bean Reardon held back Garagiola while Robinson clapped. The incident was later part of a children's book titled In the Year of the Boar and Jackie Robinson.

Notable transactions

 * May 3, 1947: Harry Walker and Freddy Schmidt were traded by the Cardinals to the Philadelphia Phillies for Ron Northey.

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

Farm system
LEAGUE CHAMPIONS: Houston, St. Joseph