1970 San Francisco Giants season

The 1970 San Francisco Giants season was the Giants' 88th year in Major League Baseball, their 13th year in San Francisco since their move from New York following the 1957 season, and their 11th at Candlestick Park. The Giants went 86–76, which was good for third place in the National League West, 16 games behind the NL Champion Cincinnati Reds.

Offseason

 * December 1, 1969: 1969 rule 5 draft
 * Mike Sadek was drafted by the Giants from the Minnesota Twins.
 * Hal Haydel was drafted from the Giants by the Minnesota Twins.

Regular season
Clyde King was fired as manager on May 23 after the Giants dropped a 15-inning 17–16 game to the San Diego Padres, slipping them to a 19–23 record and mired in fourth place. The Giants elevated Charlie Fox, manager of their AAA Phoenix (Pacific Coast League) farm team, to manage the big club. The team responded with a double-header sweep of the Padres, 6–1 and 7–6. Fox brought the Giants to a third-place finish with a 67–53 record the rest of the way.

Opening Day starters

 * Bobby Bonds
 * Dick Dietz
 * Tito Fuentes
 * Al Gallagher
 * Ken Henderson
 * Hal Lanier
 * Willie Mays
 * Willie McCovey
 * Gaylord Perry

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

Awards and honors
All-Star Game