2010 Colorado Rockies season

The Colorado Rockies' 2010 season, the franchise's 18th in Major League Baseball, was a season in American baseball. It featured the club's attempt to make the postseason in consecutive seasons for the first time in the history of the franchise. The club finished third in the National League West with a record of 83–79.

Offseason

 * January 4, 2010: Miguel Olivo was signed as a free agent by the Colorado Rockies.
 * January 31, 2010: Melvin Mora was signed as a free agent by the Colorado Rockies.

Ubaldo Jiménez no-hitter
On April 17, 2010, in a game against the Atlanta Braves at Turner Field in Atlanta, Rockies right-hander Ubaldo Jiménez threw the first no-hitter in the 18-year history of the franchise. The Rockies won the game 4–0. While Jiménez walked six Braves batters, he struck out seven. Jiménez also contributed offensively, driving in one run.

Transactions

 * August 26, 2010: Brad Hawpe was released by the Colorado Rockies.
 * August 31, 2010: Manny Delcarmen was traded by the Boston Red Sox to the Colorado Rockies for Chris Balcom-Miller (minors).
 * September 9, 2010: Taylor Buchholz was selected off waivers by the Toronto Blue Jays from the Colorado Rockies.
 * September 18, 2010: Octavio Dotel was traded by the Los Angeles Dodgers to the Colorado Rockies for a player to be named later. The Colorado Rockies sent Anthony Jackson (minors) (November 15, 2010) to the Los Angeles Dodgers to complete the trade.

Major League debuts

 * Batters:
 * Chris Nelson (Jun 19)
 * Michael McKenry (Sep 8)
 * Pitchers:
 * Matt Reynolds (Aug 19)
 * Samuel Deduno (Aug 27)
 * Edgmer Escalona (Sep 10)

Game log
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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