1971 Milwaukee Brewers season

The 1971 Milwaukee Brewers season involved the Brewers' finishing sixth in the American League West with a record of 69 wins and 92 losses.

Offseason

 * October 1, 1970: Sixto Lezcano was signed by the Milwaukee Brewers as an amateur free agent.
 * October 20, 1970: Jerry McNertney, George Lauzerique, and Jesse Huggins (minors) were traded by the Brewers to the St. Louis Cardinals for Carl Taylor and Jim Ellis.
 * October 20, 1970: Larry Bearnarth was purchased by the Brewers from the New York Mets.
 * December 2, 1970: Hank Allen, John Ryan (minors) and Paul Click (minors) were traded by the Brewers to the Atlanta Braves for Bob Tillman.
 * February 2, 1971: Carl Taylor was traded by the Brewers to the Kansas City Royals for Ellie Rodríguez.
 * February 10, 1971: Al Downing was traded by the Brewers to the Los Angeles Dodgers for Andy Kosco.
 * March 6, 1971: Oakland Athletics owner Charlie Finley persuaded American League president Joe Cronin to have a preseason game in which a walk was allowed on three pitches rather than four. The Athletics bested the Milwaukee Brewers by a 13–9 tally. Nineteen total walks were issued in the game, and a collective six home runs were hit.

Notable transactions

 * April 22, 1971: Ray Peters and Pete Koegel were traded by the Brewers to the Philadelphia Phillies for Johnny Briggs.
 * May 11, 1971: Ted Savage was traded by the Brewers to the Kansas City Royals for Tom Matchick.
 * June 1, 1971: Floyd Wicker was traded by the Brewers to the San Francisco Giants for Bob Heise.
 * June 7, 1971: Danny Walton was traded by the Brewers to the New York Yankees for Frank Tepedino and Bobby Mitchell.
 * June 8, 1971: 1971 Major League Baseball draft
 * Rob Ellis was drafted by the Brewers in the 1st round.
 * Kevin Kobel was drafted by the Brewers in the 10th round.
 * July 8, 1971: Phil Roof was traded by the Brewers to the Minnesota Twins for Paul Ratliff.

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
The Brewers' farm system consisted of three minor league affiliates in 1971.