The 1989 Pittsburgh Pirates season was the 108th season of the Pittsburgh Pirates franchise; the 103rd in the National League.

The Pirates finished fifth in the National League East with a record of 74–88.

Infielders Coaches Note: G = Games played; AB = At bats; H = Hits; Avg.

= Batting average; HR = Home runs; RBI = Runs batted in

Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts