1991 Montreal Expos season

Offseason

• November 15, 1990: Scott Service was signed as a free agent by the Expos.
• December 3, 1990: Rolando Roomes was released by the Montreal Expos.
• December 23, 1990: Tim Raines, Jeff Carter, and a player to be named later were traded by the Expos to the Chicago White Sox for Iván Calderón and Barry Jones. The Expos completed the deal by sending Mario Brito to the White Sox on February 15, 1991.
• February 15, 1991: Ron Hassey signed as a free agent by the Expos.
• February 27, 1991: Rick Mahler signed as a free agent by the Expos.
• March 30, 1991: Mike Aldrete was released by the Expos.

  Spring training

Regular season

• July 26, 1991: Mark Gardner pitched 9 innings of no-hit baseball against the Los Angeles Dodgers at Dodger Stadium. It was tied at nothing-all in the tenth; however, versatile utility man Lenny Harris singled for the Dodgers breaking it up.
• July 28, 1991: In a 2-0 victory, Dennis Martínez pitched a perfect game against the Los Angeles Dodgers at Dodger Stadium. Final out recorded by Marquis Grissom in center field off a lazy fly ball off the bat of Chris Gwynn. Dennis shut out the Dodgers in his previous meeting with them on April 30, 1991, the perfect game marked the 25th straight inning the Dodgers failed to score a run off him.
• September 8, 1991: The Expos had to play their last 13 home games on the road, due to a concrete beam from Olympic Stadium's roof collapsing.

  Season standings

Record vs. opponents

Opening Day starters

• Oil Can Boyd
• Iván Calderón
• Delino DeShields
• Andrés Galarraga
• Dave Martinez
• Spike Owen
• Gilberto Reyes
• Larry Walker
• Tim Wallach

  Notable transactions

• April 1, 1991: Otis Nixon and Boi Rodriguez were traded by the Expos to the Atlanta Braves for Jimmy Kremers and a player to be named later. The Braves completed the deal by sending Keith Morrison to the Expos on June 3.
• June 3, 1991: 1991 Major League Baseball Draft
• *Cliff Floyd was drafted by the Expos in the 1st round ft. Player signed June 15, 1991.
• *Kirk Rueter was drafted by the Expos in the 18th round. Player signed June 21, 1991.
• June 4, 1991: Kenny Williams was selected off waivers by the Expos from the Toronto Blue Jays.
• June 10, 1991: Rick Mahler was released by the Expos.
• July 15, 1991: Tim Burke was traded by the Expos to the New York Mets for Ron Darling and Mike Thomas.
• July 19, 1991: Scott Service was purchased from the Expos by the Chunichi Dragons.
• July 21, 1991: Oil Can Boyd was traded by the Expos to the Texas Rangers for Jonathan Hurst, Joey Eischen, and a player to be named later. The Rangers completed the deal by sending Travis Buckley to the Expos on September 1.
• July 31, 1991: Ron Darling was traded by the Expos to the Oakland Athletics for Matt Grott and Russell Cormier.

  The Perfect Game

Scorecard

Roster

Player stats

Batting

Starters by position

Other batters

Pitching

Starting pitchers

Other pitchers

Relief pitchers

Award winners

• Marquis Grissom, National League Stolen Base Leader, 76
• Dennis Martínez, National League ERA Champion, 2.39
• Dennis Martínez, Pitcher of the Month, July

  All-Stars

• Iván Calderón, outfield, starter
• Dennis Martínez, reserve

  Farm system