1991 New York Mets season

The 1991 New York Mets season was the 30th regular season for the Mets. They went 77–84 and finished fifth in the National League East for their first losing season since 1983. They were managed by Bud Harrelson and Mike Cubbage. They played home games at Shea Stadium.

Offseason

 * November 13, 1990: Chris Jelic was released by the New York Mets.
 * December 15, 1990: Bob Ojeda and Greg Hansell were traded by the Mets to the Los Angeles Dodgers for Hubie Brooks.
 * January 21, 1991: Rick Cerone was signed as a free agent by the Mets.

Regular season
Howard Johnson set the Mets record for most RBIs in one season with 117.

Notable transactions

 * April 2, 1991: Alex Diaz and Darren Reed were traded by the Mets to the Montreal Expos for David Sommer (minors) and Terrel Hansen (minors).
 * June 3, 1991: 1991 Major League Baseball Draft
 * Bill Pulsipher was drafted by the Mets in the 2nd round. Player signed August 22, 1991.
 * Jason Isringhausen was drafted by the Mets in the 44th round. Player signed May 24, 1992.
 * July 15, 1991: Ron Darling and Mike Thomas were traded by the Mets to the Montreal Expos for Tim Burke.

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

League leaders

 * Howard Johnson – National League leader, home runs (38)
 * Howard Johnson – National League leader, RBI (117)

All-Stars
Frank Viola, Howard Johnson 1991 Major League Baseball All-Star Game

Farm system
LEAGUE CHAMPIONS: Columbia