American League East
The 1979 Toronto Blue Jays season was the franchise's third season of Major League Baseball. It resulted in the Blue Jays finishing seventh in the American League East with a record of 53 wins and 109 losses. The Blue Jays were the only American League East team to finish 1979 with a losing record and the loss total of 109 set the franchise mark. Attendance for the season decreased to 1,431,651.