Reds Roster & Staff
Transactions
| Date | Transaction |
| 07/31/09 | Charleston RiverDogs Traded C Chase Weems to Reds Organization and Cincinnati Reds Traded 3B Jerry Hairston to New York Yankees. |
| 07/31/09 | Cincinnati Reds Traded 3B Edwin Encarnacion and RHP Josh Roenicke to Toronto Blue Jays; Toronto Blue Jays Traded 3B Scott Rolen to Cincinnati Reds and Louisville Bats Traded RHP Zach Stewart to Blue Jays Organization. |
| 07/31/09 | Cincinnati Reds Traded 3B Edwin Encarnacion and RHP Josh Roenicke to Toronto Blue Jays; Toronto Blue Jays Traded 3B Scott Rolen to Cincinnati Reds and Louisville Bats Traded RHP Zach Stewart to Blue Jays Organization. |
| 07/31/09 | Cincinnati Reds Traded 3B Edwin Encarnacion and RHP Josh Roenicke to Toronto Blue Jays; Toronto Blue Jays Traded 3B Scott Rolen to Cincinnati Reds and Louisville Bats Traded RHP Zach Stewart to Blue Jays Organization. |
| 07/31/09 | Cincinnati Reds selected the contract of RHP Kip Wells from Louisville Bats. |
| 07/31/09 | Cincinnati Reds selected the contract of Justin Lehr from Louisville Bats. |
| 07/29/09 | Seattle Mariners traded RF Wladimir Balentien to Cincinnati Reds for RHP Robert Manuel. |
| 07/29/09 | Seattle Mariners traded RF Wladimir Balentien to Cincinnati Reds for RHP Robert Manuel. |
| 07/27/09 | Cincinnati Reds recalled Drew Sutton from Louisville Bats. |
| 07/27/09 | Cincinnati Reds placed LF Chris Dickerson on the 15-day disabled list. Bruised right rotator cuff. |
| 07/27/09 | Cincinnati Reds recalled Robert Manuel from Louisville Bats. |
| 07/27/09 | Cincinnati Reds placed RHP Micah Owings on the 15-day disabled list. Tight right shoulder. |
| 07/27/09 | Ricky Bowen assigned to Billings Mustangs from Cincinnati Reds. |
| 07/26/09 | Cincinnati Reds recalled Josh Roenicke from Louisville Bats. |
| 07/26/09 | Cincinnati Reds placed RHP Jared Burton on the 15-day disabled list retroactive to July 25, 2009. Right shoulder fatigue |
| 07/25/09 | Cincinnati Reds signed Ricky Bowen. |
| 07/24/09 | Alex Gonzalez roster status changed by Cincinnati Reds. |
| 07/24/09 | Cincinnati Reds optioned Drew Sutton to Louisville Bats. |
| 07/20/09 | Cincinnati Reds optioned Robert Manuel to Louisville Bats. |
| 07/20/09 | Cincinnati Reds placed C Ramon Hernandez on the 15-day disabled list retroactive to July 18, 2009. Sore left knee. |
| 07/20/09 | Cincinnati Reds recalled Craig Tatum from Louisville Bats. |
| 07/20/09 | Cincinnati Reds recalled Jared Burton from Louisville Bats. |
| 07/17/09 | Cincinnati Reds recalled Drew Sutton from Louisville Bats. |
| 07/17/09 | Cincinnati Reds optioned Josh Roenicke to Louisville Bats. |
| 07/14/09 | LHP Mitch Clarke assigned to GCL Reds from Cincinnati Reds. |
| 07/13/09 | DH David Stewart assigned to GCL Reds from Cincinnati Reds. |
| 07/12/09 | Cincinnati Reds signed Mitch Clarke. |
| 07/12/09 | Cincinnati Reds recalled Adam Rosales from Louisville Bats. |
| 07/12/09 | Cincinnati Reds placed RF Jay Bruce on the 15-day disabled list. Broken right wrist. |
| 07/11/09 | Cincinnati Reds signed David Stewart. |
| 07/07/09 | Cincinnati Reds optioned Drew Sutton to Louisville Bats. |
| 07/07/09 | Cincinnati Reds recalled Robert Manuel from Louisville Bats. |
| 07/03/09 | Cincinnati Reds placed 3B Danny Richar on the 15-day disabled list. Torn labrum in his left shoulder. |
| 07/03/09 | Josh Fellhauer assigned to Dayton Dragons from Cincinnati Reds. |
| 07/03/09 | Wilkin Castillo roster status changed by Cincinnati Reds. |
| 07/03/09 | Edwin Encarnacion roster status changed by Cincinnati Reds. |
| 07/01/09 | Cincinnati Reds signed OF Josh Fellhauer. |
| 07/01/09 | Cincinnati Reds recalled Drew Sutton from Louisville Bats. |
| 07/01/09 | Cincinnati Reds optioned Jared Burton to Louisville Bats. |