| 25 | Brandon Allen | LF-RF | MLB | 6-2 | 235 | Left | Right | 2/12/1986 | 23 | Conroe,Texas | 2004 | 5 | 149 | CHW |
|
| 44 | Bryan Augenstein | P | MLB | 6-5 | 225 | Right | Right | 7/11/1986 | 22 | Vero Beach,Florida | 2007 | 7 | 223 | ARI |
| 55 | Blaine Boyer | P | MLB | 6-3 | 190 | Right | Right | 7/11/1981 | 27 | Atlanta,Georgia | 2000 | 3 | 100 | ATL |
| 33 | Billy Buckner | P | MLB | 6-2 | 195 | Right | Right | 8/27/1983 | 25 | Decatur,Georgia | 2004 | 2 | 55 | KC |
| 22 | Eric Byrnes | LF-CF | MLB | 6-2 | 205 | Right | Right | 2/16/1976 | 33 | Redwood City,California | 1998 | 8 | 225 | OAK |
| 56 | Daniel Cabrera | P | MLB | 6-7 | 170 | Right | Right | 5/28/1981 | 28 | San Pedro de Macoris,Dominican Republic | 1999 | UDFA | | BAL |
| 38 | Luke Carlin | C | MLB | 5-11 | 180 | Both | Right | 12/20/1980 | 28 | Silver Spring,Maryland | 2002 | 10 | 290 | DET |
| 31 | Tony Clark | 1B | MLB | 6-7 | 245 | Both | Right | 6/15/1972 | 37 | Newton,Kansas | 1990 | 1 | 2 | DET |
| 49 | Doug Davis | P | MLB | 6-3 | 190 | Right | Left | 9/21/1975 | 33 | Sacramento,California | 1996 | 10 | 293 | TEX |
| 6 | Stephen Drew | SS | MLB | 6-1 | 195 | Left | Right | 3/16/1983 | 26 | Valdosta,Georgia | 2004 | 1 | 15 | ARI |
| 52 | Jon Garland | P | MLB | 6-6 | 205 | Right | Right | 9/27/1979 | 29 | Valencia,California | 1997 | 1 | 10 | CHC |
| 36 | Tom Gordon | P | MLB | 5-9 | 190 | Right | Right | 11/18/1967 | 41 | Sebring,Florida | 1986 | 6 | 157 | KC |
| 58 | Juan Gutierrez | P | MLB | 6-3 | 200 | Right | Right | 7/14/1983 | 25 | Puerto La Cruz,Venezuela | 2000 | UDFA | | HOU |
| 15 | Dan Haren | P | MLB | 6-5 | 220 | Right | Right | 9/17/1980 | 28 | Monterey Park,California | 2001 | 2 | 72 | STL |
| 31 | John Hester | C | MLB | 6-4 | 210 | Right | Right | 9/14/1983 | 25 | Atlanta,Georgia | 2006 | 13 | 387 | ARI |
| 34 | Conor Jackson | RF | MLB | 6-3 | 210 | Right | Right | 5/7/1982 | 27 | Austin,Texas | 2003 | 1 | 19 | ARI |
| 54 | Bobby Korecky | P | MLB | 6-0 | 180 | Right | Right | 9/16/1979 | 29 | Saline,Michigan | 2002 | 19 | 569 | PHI |
| 2 | Felipe Lopez | 3B-2B | MLB | 6-1 | 175 | Both | Right | 5/12/1980 | 29 | Bayamon,Puerto Rico | 1998 | 1 | 8 | TOR |
| 26 | Miguel Montero | C | MLB | 5-11 | 180 | Left | Right | 7/9/1982 | 26 | Caracas,Venezuela | 2001 | UDFA | | ARI |
| 57 | Kevin Mulvey | P | MLB | 6-1 | 170 | Right | Right | 5/26/1985 | 24 | New Brunswick,New Jersey | 2006 | 2 | 62 | NYM |
| 16 | Trent Oeltjen | RF | MLB | 6-1 | 180 | Left | Left | 2/28/1983 | 26 | Sydney,Australia | 2001 | UDFA | | MIN |
| 11 | Augie Ojeda | SS | MLB | 5-8 | 165 | Both | Right | 12/20/1974 | 34 | Los Angeles,California | 1996 | 13 | 381 | BAL |
| 6 | Gerardo Parra | CF-LF | MLB | 5-11 | 197 | Left | Left | 5/6/1987 | 22 | Santa Barbara del Zulia,Venezuela | 2006 | UDFA | | ARI |
| 56 | Tony Pena | P | MLB | 6-1 | 220 | Right | Right | 1/9/1982 | 27 | San Pedro de Macoris,Dominican Republic | 2002 | UDFA | | ARI |
| 48 | Yusmeiro Petit | P | MLB | 6-0 | 180 | Right | Right | 11/22/1984 | 24 | Maracaibo,Venezuela | 2001 | UDFA | | NYM |
| 50 | Chad Qualls | P | MLB | 6-5 | 205 | Right | Right | 8/17/1978 | 30 | Lomita,California | 2000 | 2 | 67 | HOU |
| 57 | Jon Rauch | P | MLB | 6-11 | 255 | Right | Right | 9/27/1978 | 30 | Louisville,Kentucky | 1999 | 3 | 99 | CHW |
| 27 | Mark Reynolds | 1B | MLB | 6-1 | 200 | Right | Right | 8/3/1983 | 25 | Pikeville,Kentucky | 2004 | 16 | 476 | ARI |
| 14 | Ryan Roberts | 3B-2B | MLB | 5-10 | 190 | Right | Right | 9/19/1980 | 28 | Fort Worth,Texas | 2003 | 18 | 530 | TOR |
| 28 | Alex Romero | RF | MLB | 6-0 | 160 | Both | Right | 9/9/1983 | 25 | Maracaibo,Venezuela | 2002 | UDFA | | MIN |
| 47 | Leo Rosales | P | MLB | 6-1 | 190 | Right | Right | 5/28/1981 | 28 | Los Angeles,California | 2003 | 20 | 581 | SD |
| 4 | Rusty Ryal | 2B-3B | MLB | 6-2 | 195 | Right | Right | 3/16/1983 | 26 | Ponca City,Oklahoma | 2005 | 14 | 411 | ARI |
| 39 | Max Scherzer | P | MLB | 6-3 | 190 | Right | Right | 7/27/1984 | 24 | St. Louis,Missouri | 2006 | 1 | 11 | ARI |
| 46 | Daniel Schlereth | P | MLB | 6-0 | 210 | Left | Left | 5/9/1986 | 23 | Anchorage,Alaska | 2008 | 1 | 26 | ARI |
| 60 | Scott Schoeneweis | P | MLB | 6-0 | 186 | Left | Left | 10/2/1973 | 35 | Long Branch,New Jersey | 1996 | 3 | 85 | CAL |
| 45 | Doug Slaten | P | MLB | 6-5 | 190 | Left | Left | 2/4/1980 | 29 | Venice,California | 2000 | 17 | 519 | ARI |
| 19 | Christopher Snyder | C | MLB | 6-3 | 220 | Right | Right | 2/12/1981 | 28 | Houston,Texas | 2002 | 2 | 68 | ARI |
| 18 | Chad Tracy | 1B-3B | MLB | 6-2 | 190 | Left | Right | 5/22/1980 | 29 | Charlotte,North Carolina | 2001 | 7 | 218 | ARI |
| 10 | Justin Upton | RF | MLB | 6-2 | 205 | Right | Right | 8/25/1987 | 21 | Chesapeake,Virginia | 2005 | 1 | 1 | ARI |
| 32 | Esmerling Vasquez | P | MLB | 6-1 | 154 | Right | Right | 11/7/1983 | 25 | Tenares,Dominican Republic | 2003 | UDFA | | ARI |
| 17 | Brandon Webb | P | MLB | 6-2 | 210 | Right | Right | 5/9/1979 | 30 | Ashland,Kentucky | 2000 | 8 | 249 | ARI |
| 29 | Josh Whitesell | 1B | MLB | 6-3 | 220 | Left | Left | 4/14/1982 | 27 | Durham,North Carolina | 2003 | 6 | 177 | MTL |
| 16 | Josh Wilson | SS | MLB | 6-0 | 161 | Right | Right | 3/26/1981 | 28 | Pittsburgh,Pennsylvania | 1999 | 3 | 86 | FLA |
| 24 | Chris Young | CF | MLB | 6-2 | 170 | Right | Right | 9/5/1983 | 25 | Houston,Texas | 2001 | 16 | 493 | CHW |
| 35 | Clay Zavada | P | MLB | 6-1 | 195 | Left | Left | 6/28/1984 | 25 | Streator,Illinois | 2006 | 30 | 897 | ARI |