| # | Player Name | Pos | Age | B | T | Ht | Wt | Born | Place | High Level | mlbYears |
| 35 | Ricardo Aramboles | P | 22 | R | R | 6-2 | 170 | 12/4/1981 | Santo Domingo,Dominican Republic | AAA | - |
| 23 | Jeff Austin | P | 27 | R | R | 6-0 | 185 | 10/19/1976 | San Bernardino,California | MLB | 2001-2003 |
| 37 | Joel Barreto | P | 23 | R | R | 5-11 | 170 | 10/14/1980 | La Guaira,Venezuela | AA | - |
| 43 | Tony Blanco | IF | 22 | R | R | 6-1 | 176 | 11/10/1981 | Haina,Dominican Republic | MLB | 2005-2005 |
| 33 | Anthony Boughner | P | 25 | L | L | 6-3 | 215 | 11/1/1978 | Bellaire,Ohio | A+ | - |
| 30 | Jeff Bruksch | P | 24 | R | R | 6-4 | 215 | 4/29/1980 | Los Angeles,California | AAA | - |
| 9 | Troy Cairns | SS | 23 | R | R | 6-0 | 160 | 9/29/1980 | St. Paul,Minnesota | AAA | - |
| 28 | Brad Correll | 3B | 23 | R | R | 6-2 | 200 | 6/17/1981 | Gastonia,North Carolina | AA | - |
| 22 | Chris Denorfia | OF | 23 | R | R | 6-1 | 180 | 7/15/1980 | Bristol,Connecticut | MLB | 2005-2011 |
| 43 | Chris Dickerson | OF | 22 | L | L | 6-4 | 212 | 4/10/1982 | Hollywood,California | MLB | 2008-2011 |
| 6 | Chad Durham | OF | 26 | R | R | 5-8 | 175 | 6/23/1978 | Charlotte,North Carolina | AA | - |
| 29 | Kyle Edens | P | 24 | R | R | 5-10 | 190 | 1/25/1980 | San Antonio,Texas | AA | - |
| 15 | Juan Frias | P | 24 | L | L | 5-11 | 170 | 8/7/1979 | Sabana De La Mar,Dominican Republic | A+ | - |
| 27 | Richie Gardner | P | 22 | R | R | 6-3 | 185 | 2/1/1982 | Santa Rosa,California | AAA | - |
| 18 | Jan Granado | P | 21 | L | L | 6-0 | 180 | 9/26/1982 | Caracas,Venezuela | AAA | - |
| 10 | Ryan Hanigan | C | 23 | R | R | 6-1 | 180 | 8/16/1980 | Washington,DC | MLB | 2007-2011 |
| 7 | Kevin Howard | 2B | 23 | L | R | 6-2 | 180 | 6/25/1981 | Hinsdale,Illinois | AAA | - |
| 24 | Domonique Lewis | 2B | 24 | R | R | 5-9 | 175 | 8/6/1979 | Houston,Texas | A+ | - |
| 32 | Matt Logan | 1B | 24 | L | R | 6-3 | 210 | 7/22/1979 | Cambridge,Ontario | AA | - |
| - | Scott MacRae | P | 29 | R | R | 6-3 | 205 | 8/13/1974 | Dearborn,Michigan | MLB | 2001-2001 |
| 20 | Matt McWilliams | P | 25 | L | L | 6-3 | 210 | 4/27/1979 | Frankfort,Kentucky | A+ | - |
| 27 | Calvin Medlock | P | 21 | R | R | 5-10 | 195 | 11/8/1982 | Houston,Texas | AAA | - |
| 16 | Hatuey Mendoza | P | 25 | R | R | 6-1 | 175 | 3/16/1979 | Santo Domingo,Dominican Republic | AA | - |
| 39 | Rafael Motooka | C | 21 | R | R | 6-0 | 170 | 8/18/1982 | Sao Paulo,Brazil | AA | - |
| 34 | Jim Paduch | P | 21 | R | R | 6-3 | 210 | 11/2/1982 | Chicago,Illinois | AAA | - |
| 5 | Gary Patchett | SS | 25 | R | R | 6-2 | 185 | 9/25/1978 | Harbor City,California | AAA | - |
| 31 | Thomas Pauly | P | 22 | R | R | 6-1 | 195 | 7/28/1981 | Jacksonville,Florida | A+ | - |
| 28 | Miguel Perez | C | 20 | R | R | 6-3 | 190 | 9/25/1983 | Guatire,Venezuela | MLB | 2005-2005 |
| 33 | Bryan Prince | C | 25 | R | R | 6-2 | 200 | 11/4/1978 | Chattanooga,Tennessee | A+ | - |
| 14 | Junior Ruiz | OF | 24 | L | R | 5-10 | 180 | 6/7/1980 | Redding,California | AA | - |
| - | Brad Salmon | P | 24 | L | R | 6-4 | 215 | 1/3/1980 | Pensacola,Florida | MLB | 2007-2007 |
| 8 | Jeremy Schmidt | P | 24 | R | R | 6-2 | 190 | 11/15/1979 | West Allis,Wisconsin | AA | - |
| 26 | Mark Schramek | P | 24 | L | R | 6-3 | 230 | 6/2/1980 | San Antonio,Texas | AA | - |
| - | David Shafer | P | 22 | R | R | 6-3 | 170 | 3/7/1982 | Flagstaff,Arizona | AAA | - |
| 23 | Nestor Smith | OF | 26 | B | R | 5-11 | 200 | 1/21/1978 | Maturin,Venezuela | AA | - |
| 29 | Jeremy Sugarman | P | 24 | R | R | 6-2 | 205 | 8/4/1979 | Malibu,California | A+ | - |
| - | Corey Thurman | P | 25 | R | R | 6-1 | 215 | 11/5/1978 | Augusta,Georgia | MLB | 2002-2003 |
| 4 | Hector Tiburcio | SS | 23 | B | R | 6-0 | 150 | 6/11/1981 | San Cristobal,Dominican Republic | A+ | - |
| 36 | Edward Valdez | P | 24 | R | R | 6-1 | 190 | 2/8/1980 | Nizao,Dominican Republic | AAA | - |
| 41 | Jason Vavao | 1B | 23 | R | R | 6-4 | 220 | 5/5/1981 | Torrance,California | A+ | - |
| 22 | Joey Votto | 1B | 20 | L | R | 6-3 | 200 | 9/10/1983 | Toronto,Ontario | MLB | 2007-2011 |
