The 1971 San Francisco Giants season was the Giants' 89th year in Major League Baseball, their 14th year in San Francisco since their move from New York following the 1957 season, and their 12th at Candlestick Park. The team finished in first place in the National League West with a 90–72 record. The Giants faced the Pittsburgh Pirates in the NLCS, losing three games to one.

Offseason

Regular season

Season standings

Record vs. opponents

Notable transactions

Game log and schedule

Postseason

Roster

Player stats

Batting

Starters by position

''Note: Pos = Position; G = Games played; AB = At bats; R = Runs scored; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in; SB = Stolen bases''

Other batters

''Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Pitching

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

National League Championship Series

The Pittsburgh Pirates win the series, 3–1, over the Giants.

Award winners

Farm system

LEAGUE CHAMPIONS: Great Falls