2004 Cincinnati Reds season

The 2004 Cincinnati Reds season was the 135th season for the franchise in Major League Baseball, and their second season at Great American Ball Park in Cincinnati. They improved on their 69–93 record from 2003.

Offseason

 * January 14, 2004: John Vander Wal was signed as a free agent with the Cincinnati Reds.
 * March 14, 2004: John Vander Wal was released by the Cincinnati Reds.
 * March 17, 2004: John Vander Wal was signed as a free agent with the Cincinnati Reds.

Season summary
The Reds finished with a final record of 76–86. That earned them fourth place in their division. They finished 29 games behind the division winner and eventual National League champion, the St. Louis Cardinals. The Reds also finished 16 games behind the second place team and National League wild card winner, the Houston Astros. The Reds finished 13 games behind the third place team, the Chicago Cubs. They finished 3½ games ahead of the fifth place team, the Pittsburgh Pirates, and 8½ games ahead of the sixth place team, the Milwaukee Brewers.

Notable transactions

 * April 6, 2004: Kenny Kelly was signed as a free agent with the Cincinnati Reds.

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