| Contract data is available from the mid 2000s until the present day. Shaded records are players who signed multi-year contracts. The list of contracts may not be complete. Visit the Data Store if you're interested in purchasing the contract data. |
| Bronson Arroyo | Cincinnati Reds | 2009 | 2010 | 2 | $ 25,000,000 | $ 12.50m | Club option for 2011 and $2.5m signing bonus |
| Homer Bailey | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,500 | | |
| Wladimir Balentien | Seattle Mariners | 2009 | 2009 | 1 | $ 405,000 | | |
| Jay Bruce | Cincinnati Reds | 2009 | 2009 | 1 | $ 417,500 | | |
| Jared Burton | Cincinnati Reds | 2009 | 2009 | 1 | $ 420,000 | | |
| Wilkin Castillo | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Francisco Cordero | Cincinnati Reds | 2008 | 2011 | 4 | $ 46,000,000 | $ 11.50m | Club option for 2012 ($12m). $500k signing bonus. |
| Johnny Cueto | Cincinnati Reds | 2009 | 2009 | 1 | $ 418,000 | | |
| Chris Dickerson | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Edwin Encarnacion | Cincinnati Reds | 2009 | 2010 | 2 | $ 7,600,000 | $ 3.80m | Avoided arbitration |
| Carlos Fisher | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Juan Francisco | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Jonny Gomes | Cincinnati Reds | 2009 | 2009 | 1 | $ 600,000 | | |
| Alex Gonzalez | Cincinnati Reds | 2007 | 2009 | 3 | $ 14,000,000 | $ 4.67m | Mutual option for 2010 ($6m) |
| Jerry Hairston | Cincinnati Reds | 2009 | 2009 | 1 | $ 2,000,000 | | |
| Ryan Hanigan | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Aaron Harang | Cincinnati Reds | 2007 | 2010 | 4 | $ 36,500,000 | $ 9.13m | Club option for 2011 ($12.75m) |
| Ramon Hernandez | Baltimore Orioles | 2006 | 2009 | 4 | $ 27,500,000 | $ 6.88m | Club option for 2010 ($8.5m) |
| Danny Ray Herrera | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Paul Janish | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Mike Lincoln | Cincinnati Reds | 2009 | 2010 | 2 | $ 4,000,000 | $ 2.00m | |
| Matt Maloney | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Robert Manuel | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Nick Masset | Cincinnati Reds | 2009 | 2009 | 1 | $ 418,000 | | |
| Darnell McDonald | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | Minor League Contract |
| Corky Miller | Chicago White Sox | 2009 | 2009 | 1 | $ 450,000 | | Minor League Contract |
| Laynce Nix | Cincinnati Reds | 2009 | 2009 | 1 | $ 600,000 | | Minor League Contract |
| Micah Owings | Cincinnati Reds | 2009 | 2009 | 1 | $ 420,000 | | |
| Brandon Phillips | Cincinnati Reds | 2008 | 2011 | 4 | $ 27,000,000 | $ 6.75m | Club option for 2012 ($12m) |
| Ramon Ramirez | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Arthur Rhodes | Cincinnati Reds | 2009 | 2010 | 2 | $ 4,000,000 | $ 2.00m | |
| Danny Richar | Cincinnati Reds | 2009 | 2009 | 1 | $ 403,000 | | |
| Josh Roenicke | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Scott Rolen | St. Louis Cardinals | 2003 | 2010 | 8 | $ 90,000,000 | $ 11.25m | $5m signing bonus |
| Adam Rosales | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Drew Sutton | Houston Astros | 2009 | 2009 | 1 | $ 400,000 | | |
| Craig Tatum | Cincinnati Reds | 2009 | 2009 | 1 | $ 400,000 | | |
| Willy Taveras | Cincinnati Reds | 2009 | 2010 | 2 | $ 6,250,000 | $ 3.13m | |
| Edinson Volquez | Cincinnati Reds | 2009 | 2009 | 1 | $ 440,000 | | |
| Joey Votto | Cincinnati Reds | 2009 | 2009 | 1 | $ 437,500 | | |
| Dave Weathers | Cincinnati Reds | 2009 | 2009 | 1 | $ 3,900,000 | | Avoided arbitration |
| Kip Wells | Washington Nationals | 2009 | 2009 | 1 | $ 500,000 | | Minor League Contract |