The 1980 Toronto Blue Jays season was the franchise's fourth season of Major League Baseball. It resulted in the Blue Jays finishing seventh in the American League East with a record of 67 wins and 95 losses. The season represented a turning point as Bobby Mattick became the second field manager in franchise history.

Offseason

Transactions

Transactions by the Toronto Blue Jays during the off-season before the 1980 season.

October 1979

November 1979

December 1979

January 1980

March 1980

Regular season

One of the highlights for the 1980 Blue Jays was the emergence of Dave Stieb as a quality starter. Also, on May 4, Otto Vélez hit four home runs in a doubleheader sweep of the Cleveland Indians, including a walk-off shot in the first game.

Season standings

Record vs. opponents

Opening Day starters

Transactions

Transactions for the Toronto Blue Jays during the 1980 regular season.

April 1980

May 1980

June 1980

July 1980

August 1980

September 1980

Roster

Game log

Player stats

Batting

Starters by position

''Note: Pos = Position; G = Games played; AB = At bats; R = Runs scored; H = Hits; 2B = Doubles; 3B = Triples; Avg. = Batting average; HR = Home runs; RBI = Runs batted in; SB = Stolen bases''

Other batters

''Note: G = Games played; AB = At bats; R = Runs scored; H = Hits; 2B = Doubles; 3B = Triples; Avg. = Batting average; HR = Home runs; RBI = Runs batted in; SB = Stolen bases''

Pitching

Starting pitchers

Note: G = Games pitched; GS = Games started; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; R = Runs allowed; ER = Earned runs allowed; BB = Walks allowed; K = Strikeouts

Other pitchers

Note: G = Games pitched; GS = Games started; IP = Innings pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; R = Runs allowed; ER = Earned runs allowed; BB = Walks allowed; K = Strikeouts

Relief pitchers

Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; R = Runs allowed; ER = Earned runs allowed; BB = Walks allowed; K = Strikeouts

Awards and honours

All-Star Game

Farm system