1980 Pittsburgh Pirates season

The 1980 Pittsburgh Pirates season was the 99th season of the Pittsburgh Pirates franchise; the 94th in the National League. After winning the World Series the previous year, the Pirates finished third in the National League East with a record of 83–79, eight games behind the World Series Champion Philadelphia Phillies.

Game log

 * Legend:      = Win       = Loss Bold = Pirates team member
 * Legend:      = Win       = Loss Bold = Pirates team member

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

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

All-Stars
1980 Major League Baseball All-Star Game
 * Dave Parker, starter, outfield
 * Jim Bibby, reserve
 * Phil Garner, reserve
 * Kent Tekulve, reserve

Transactions

 * November 1, 1979 – Dock Ellis granted free agency.
 * November 1, 1979 – Bruce Kison granted free agency.
 * November 1, 1979 – Rennie Stennett granted free agency.
 * November 21, 1979 – Signed Andy Hassler as a free agent.
 * November 24, 1979 – Signed Cecilio Guante as an amateur free agent.
 * December 21, 1979 – Traded John Burden (minors) and Larry Littleton to the Cleveland Indians. Received Larry Andersen.
 * January 11, 1980 – Drafted Keith Creel in the 1st round (6th pick) of the 1980 amateur draft (January Secondary), but did not sign the player.
 * January 11, 1980 – Drafted Tom Nieto in the 3rd round of the 1980 amateur draft (January Secondary), but did not sign the player.
 * January 11, 1980 – Drafted Bill Bathe in the 10th round of the 1980 amateur draft (January), but did not sign the player.
 * March 28, 1980 – Traded a player to be named later to the Atlanta Braves. Received Eddie Solomon. The Pittsburgh Pirates sent Greg Field (minors) (April 25, 1980) to the Atlanta Braves to complete the trade.
 * April 1, 1980 – Traded a player to be named later and cash to the Seattle Mariners. Received Odell Jones. The Pittsburgh Pirates sent Larry Andersen (October 29, 1980) to the Seattle Mariners to complete the trade.
 * April 5, 1980 – Signed Dale Mohorcic as a free agent.
 * April 10, 1980 – Signed Mickey Mahler as a free agent.
 * April 24, 1980 – Sold Dave Roberts to the Seattle Mariners.
 * May 16, 1980 – Signed Ramon Pena as an amateur free agent.
 * June 3, 1980 – Drafted Rick Renteria in the 1st round (20th pick) of the 1980 amateur draft.
 * June 3, 1980 – Drafted Tim Burke in the 2nd round of the 1980 amateur draft.
 * June 3, 1980 – Drafted Joe Orsulak in the 6th round of the 1980 amateur draft. Player signed August 20, 1980.
 * June 10, 1980 – Sold Andy Hassler to the California Angels.
 * June 23, 1980 – Signed Trench Davis as an amateur free agent.
 * July 10, 1980 – Signed Rafael Belliard as an amateur free agent.
 * July 16, 1980 – Traded Jerry McDonald (minors) to the Atlanta Braves. Received Bob Beall.
 * August 5, 1980 – Traded Rick Lancellotti and Luis Salazar to the San Diego Padres. Received a player to be named later and Kurt Bevacqua. The San Diego Padres sent Mark Lee (August 12, 1980) to the Pittsburgh Pirates to complete the trade.
 * August 20, 1980 – Released Alberto Lois.
 * August 21, 1980 – Signed Ravelo Manzanillo as an amateur free agent.
 * September 1, 1980 – Signed Bernie Carbo as a free agent.
 * September 11, 1980 – Selected Jesse Jefferson off waivers from the Toronto Blue Jays.
 * October 8, 1980 – Released Bernie Carbo.
 * October 10, 1980 – Released Jim Rooker.
 * October 21, 1980 – Released Gene Pentz.