| 33 | Jose Arredondo | P | MLB | 6-0 | 170 | Right | Right | 3/30/1984 | 28 | San Pedro de Macoris,Dominican Republic | 2002 | UDFA | | ANA |
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| 61 | Bronson Arroyo | P | MLB | 6-5 | 180 | Right | Right | 2/24/1977 | 35 | Key West,Florida | 1995 | 3 | 69 | PIT |
| 34 | Homer Bailey | P | MLB | 6-4 | 185 | Right | Right | 5/3/1986 | 26 | La Grange,Texas | 2004 | 1 | 7 | CIN |
| 45 | Bill Bray | P | MLB | 6-3 | 215 | Left | Left | 6/5/1983 | 29 | Virginia Beach,Virginia | 2004 | 1 | 13 | MTL |
| 50 | Jonathan Broxton | P | MLB | 6-4 | 240 | Right | Right | 6/16/1984 | 28 | Augusta,Georgia | 2002 | 2 | 60 | LAD |
| 32 | Jay Bruce | RF | MLB | 6-3 | 195 | Left | Left | 4/3/1987 | 25 | Beaumont,Texas | 2005 | 1 | 12 | CIN |
| 43 | Miguel Cairo | 1B-3B | MLB | 6-1 | 160 | Right | Right | 5/4/1974 | 38 | Anaco,Venezuela | 1990 | UDFA | | LAD |
| 54 | Aroldis Chapman | P | MLB | 6-4 | 185 | Left | Left | 2/28/1988 | 24 | Holguin,Cuba | 2010 | UDFA | | CIN |
| 52 | Tony Cingrani | P | MLB | 6-4 | 205 | Left | Left | 7/5/1989 | 22 | Evergreen Park,Illinois | 2011 | 3 | 114 | CIN |
| 25 | Mike Costanzo | 3B | MLB | 6-3 | 215 | Left | Right | 9/9/1983 | 28 | Springfield,Pennsylvania | 2005 | 2 | 65 | PHI |
| 2 | Zack Cozart | SS | MLB | 6-1 | 185 | Right | Right | 8/12/1985 | 26 | Memphis,Tennessee | 2007 | 2 | 79 | CIN |
| 47 | Johnny Cueto | P | MLB | 5-10 | 185 | Right | Right | 2/15/1986 | 26 | San Pedro de Macoris,Dominican Republic | 2005 | UDFA | | CIN |
| 21 | Todd Frazier | 3B | MLB | 6-3 | 215 | Right | Right | 2/12/1986 | 26 | Toms River,New Jersey | 2007 | 1 | 34 | CIN |
| 25 | Didi Gregorius | SS | MLB | 6-1 | 152 | Left | Right | 2/18/1990 | 22 | Amsterdam,Netherlands | 2008 | UDFA | | CIN |
| 29 | Ryan Hanigan | C | MLB | 6-1 | 180 | Right | Right | 8/16/1980 | 31 | Washington,DC | 2002 | UDFA | | CIN |
| 9 | Willie Harris | 2B-LF | MLB | 5-9 | 175 | Left | Right | 6/22/1978 | 34 | Cairo,Georgia | 1999 | 24 | 727 | BAL |
| 28 | Chris Heisey | LF-CF | MLB | 6-0 | 195 | Right | Right | 12/14/1984 | 27 | Mount Joy,Pennsylvania | 2006 | 17 | 504 | CIN |
| 60 | J.J. Hoover | P | MLB | 6-3 | 215 | Right | Right | 8/13/1987 | 24 | Elizabeth,Pennsylvania | 2008 | 10 | 310 | ATL |
| 55 | Mat Latos | P | MLB | 6-5 | 210 | Right | Right | 12/9/1987 | 24 | Alexandria,Virginia | 2006 | 11 | 333 | SD |
| 44 | Mike Leake | P | MLB | 5-11 | 160 | Right | Right | 11/12/1987 | 24 | San Diego,California | 2009 | 1 | 8 | CIN |
| 63 | Sam LeCure | P | MLB | 6-1 | 190 | Right | Right | 5/4/1984 | 28 | Jefferson City,Missouri | 2005 | 4 | 122 | CIN |
| 48 | Ryan Ludwick | LF | MLB | 6-3 | 205 | Right | Left | 7/13/1978 | 33 | Satellite Beach,Florida | 1999 | 2 | 60 | OAK |
| 51 | Sean Marshall | P | MLB | 6-6 | 195 | Left | Left | 8/30/1982 | 29 | Richmond,Virginia | 2003 | 6 | 163 | CHC |
| 39 | Devin Mesoraco | C | MLB | 6-1 | 200 | Right | Right | 6/19/1988 | 24 | DuBois,Pennsylvania | 2007 | 1 | 15 | CIN |
| 30 | Dioner Navarro | C | MLB | 5-10 | 189 | Both | Right | 2/9/1984 | 28 | Caracas,Venezuela | 2000 | UDFA | | NYY |
| 17 | Kristopher Negron | SS-CF | MLB | 6-0 | 180 | Right | Right | 2/1/1986 | 26 | Vacaville,California | 2006 | 7 | 223 | BOS |
| 66 | Logan Ondrusek | P | MLB | 6-8 | 195 | Right | Right | 2/13/1985 | 27 | Hallettsville,Texas | 2005 | 13 | 392 | CIN |
| 26 | Xavier Paul | LF-RF | MLB | 5-11 | 185 | Left | Right | 2/25/1985 | 27 | Slidell,Louisiana | 2003 | 4 | 121 | LAD |
| 4 | Brandon Phillips | 2B | MLB | 5-11 | 185 | Right | Right | 6/28/1981 | 31 | Raleigh,North Carolina | 1999 | 2 | 57 | MTL |
| 23 | Denis Phipps | CF | MLB | 6-2 | 176 | Right | Right | 7/22/1985 | 26 | San Pedro de Macoris,Dominican Republic | 2006 | UDFA | | CIN |
| 58 | Todd Redmond | P | MLB | 6-3 | 215 | Right | Right | 5/17/1985 | 27 | St. Petersburg,Florida | 2004 | 39 | 1162 | PIT |
| 36 | Henry Rodriguez | 3B | MLB | 5-10 | 150 | Both | Right | 2/9/1990 | 22 | Maracay,Venezuela | 2009 | UDFA | | CIN |
| 27 | Scott Rolen | 3B | MLB | 6-4 | 226 | Right | Right | 4/4/1975 | 37 | Jasper,Indiana | 1993 | 2 | 46 | PHI |
| 31 | Alfredo Simon | P | MLB | 6-4 | 170 | Right | Right | 5/8/1981 | 31 | Santiago,Dominican Republic | 1999 | UDFA | | PHI |
| 6 | Drew Stubbs | CF | MLB | 6-5 | 190 | Right | Right | 10/4/1984 | 27 | Texarkana,Texas | 2006 | 1 | 8 | CIN |
| 15 | Wilson Valdez | SS-2B | MLB | 5-11 | 160 | Right | Right | 5/20/1978 | 34 | Nizao,Dominican Republic | 1997 | UDFA | | MTL |
| 65 | Pedro Villarreal | P | MLB | 6-1 | 215 | Right | Right | 12/9/1987 | 24 | Edinburg,Texas | 2008 | 7 | 209 | CIN |
| 19 | Joey Votto | 1B | MLB | 6-3 | 200 | Left | Right | 9/10/1983 | 28 | Toronto,Ontario | 2002 | 2 | 44 | CIN |