| 41 | Jeremy Affeldt | P | MLB | 6-4 | 185 | Left | Left | 6/5/1979 | 27 | Phoenix,Arizona | 1997 | 3 | 91 | KC |
|
| 55 | Danny Ardoin | C | MLB | 6-0 | 205 | Right | Right | 7/8/1974 | 31 | Mamou,Louisiana | 1995 | 5 | 120 | OAK |
| 46 | Miguel Asencio | P | MLB | 6-2 | 190 | Right | Right | 9/29/1980 | 25 | Villa Mella,Dominican Republic | 1998 | UDFA | | PHI |
| 27 | Garrett Atkins | 3B | MLB | 6-3 | 210 | Right | Right | 12/12/1979 | 26 | Irvine,California | 2000 | 5 | 137 | COL |
| 10 | Jeff Baker | RF-1B | MLB | 6-2 | 210 | Right | Right | 6/21/1981 | 25 | Badkissagen,Germany | 2002 | 4 | 111 | COL |
| 12 | Clint Barmes | SS | MLB | 6-1 | 190 | Right | Right | 3/6/1979 | 27 | Vincennes,Indiana | 2000 | 10 | 287 | COL |
| 54 | Denny Bautista | P | MLB | 6-5 | 170 | Right | Right | 10/23/1982 | 23 | Sanchez,Dominican Republic | 2000 | UDFA | | FLA |
| 1 | Jamey Carroll | 2B-3B | MLB | 5-10 | 175 | Right | Right | 2/18/1974 | 32 | Evansville,Indiana | 1996 | 14 | 400 | MTL |
| 9 | Vinny Castilla | 3B | MLB | 6-1 | 205 | Right | Right | 7/4/1967 | 38 | Oaxaca,Mexico | 1990 | UDFA | | ATL |
| 7 | J.D. Closser | 1B-C | MLB | 5-10 | 200 | Both | Right | 1/15/1980 | 26 | Beech Grove,Indiana | 1998 | 5 | 163 | ARI |
| 55 | Alvin Colina | C | MLB | 6-3 | 209 | Right | Right | 12/26/1981 | 24 | Puerto Cabello,Venezuela | 1998 | UDFA | | COL |
| 28 | Aaron Cook | P | MLB | 6-3 | 175 | Right | Right | 2/8/1979 | 27 | Fort Campbell,Kentucky | 1997 | 2 | 70 | COL |
| 60 | Manuel Corpas | P | MLB | 6-3 | 170 | Right | Right | 12/3/1982 | 23 | Panama City,Panama | 1999 | UDFA | | COL |
| 50 | David Cortes | P | MLB | 5-11 | 195 | Right | Right | 10/15/1973 | 32 | Mexicali,Mexico | 1996 | UDFA | | ATL |
| 45 | Zach Day | P | MLB | 6-4 | 185 | Right | Right | 6/15/1978 | 28 | Cincinnati,Ohio | 1996 | 5 | 149 | NYY |
| 18 | Mike DeJean | P | MLB | 6-2 | 212 | Right | Right | 9/28/1970 | 35 | Baton Rouge,Louisiana | 1992 | 24 | 662 | NYY |
| 47 | Scott Dohmann | P | MLB | 6-1 | 181 | Right | Right | 2/13/1978 | 28 | New Orleans,Louisiana | 2000 | 6 | 167 | COL |
| 35 | Nate Field | P | MLB | 6-2 | 200 | Right | Right | 12/11/1975 | 30 | Denver,Colorado | 1998 | UDFA | | MTL |
| 37 | Josh Fogg | P | MLB | 6-2 | 205 | Right | Right | 12/13/1976 | 29 | Lynn,Massachusetts | 1998 | 3 | 89 | CHW |
| 26 | Jeff Francis | P | MLB | 6-5 | 200 | Left | Left | 1/8/1981 | 25 | Vancouver,British Columbia | 2002 | 1 | 9 | COL |
| 21 | Choo Freeman | CF | MLB | 6-2 | 200 | Right | Right | 10/20/1979 | 26 | Pine Bluff,Arkansas | 1998 | 1 | 36 | COL |
| 40 | Brian Fuentes | P | MLB | 6-4 | 220 | Left | Left | 8/9/1975 | 30 | Merced,California | 1995 | 25 | 678 | SEA |
| 4 | Luis Gonzalez | 2B-LF | MLB | 5-11 | 170 | Right | Right | 6/26/1979 | 27 | Maracay,Venezuela | 1996 | UDFA | | CLE |
| 47 | Justin Hampson | P | MLB | 6-1 | 180 | Left | Left | 5/24/1980 | 26 | Belleville,Illinois | 1999 | 28 | 850 | COL |
| 11 | Brad Hawpe | RF | MLB | 6-3 | 210 | Left | Left | 6/22/1979 | 27 | Fort Worth,Texas | 2000 | 11 | 317 | COL |
| 17 | Todd Helton | 1B | MLB | 6-2 | 206 | Left | Left | 8/20/1973 | 32 | Knoxville,Tennessee | 1995 | 1 | 8 | COL |
| 5 | Matt Holliday | LF | MLB | 6-4 | 235 | Right | Right | 1/1/1980 | 26 | Stillwater,Oklahoma | 1998 | 7 | 210 | COL |
| 20 | Chris Iannetta | C | MLB | 5-11 | 195 | Right | Right | 4/8/1983 | 23 | Providence,Rhode Island | 2004 | 4 | 110 | COL |
| 32 | Jason Jennings | P | MLB | 6-2 | 242 | Right | Right | 7/17/1978 | 27 | Dallas,Texas | 1999 | 1 | 16 | COL |
| 38 | Ubaldo Jimenez | P | MLB | 6-2 | 160 | Right | Right | 1/22/1984 | 22 | Nagua,Dominican Republic | 2001 | UDFA | | COL |
| 49 | Byung-Hyun Kim | P | MLB | 5-11 | 176 | Right | Right | 1/21/1979 | 27 | Gwangju,Korea | 1999 | UDFA | | ARI |
| 51 | Sun-Woo Kim | P | MLB | 6-2 | 180 | Right | Right | 9/4/1977 | 28 | Inchon,Korea | 1997 | UDFA | | BOS |
| 56 | Ray King | P | MLB | 6-1 | 230 | Left | Left | 1/15/1974 | 32 | Chicago,Illinois | 1995 | 8 | 223 | CIN |
| 16 | Eli Marrero | LF-RF | MLB | 6-1 | 180 | Right | Right | 11/17/1973 | 32 | Havana,Cuba | 1993 | 3 | 88 | STL |
| 39 | Tom Martin | P | MLB | 6-1 | 200 | Left | Left | 5/21/1970 | 36 | Charleston,South Carolina | 1988 | 6 | 139 | BAL |
| 16 | Kazuo Matsui | SS | MLB | 5-10 | 185 | Both | Right | 10/23/1975 | 30 | Osaka,Japan | 2003 | UDFA | | NYM |
| 49 | Jose Mesa | P | MLB | 6-3 | 225 | Right | Right | 5/22/1966 | 40 | Azua,Dominican Republic | 1981 | UDFA | | TOR |
| 51 | Juan Morillo | P | MLB | 6-1 | 160 | Right | Right | 11/5/1983 | 22 | San Pedro de Macoris,Dominican Republic | 2001 | UDFA | | COL |
| 20 | Miguel Ojeda | C | MLB | 6-2 | 190 | Right | Right | 1/29/1975 | 31 | Sonora,Mexico | 1993 | UDFA | | PIT |
| 3 | Jorge Piedra | CF-LF | MLB | 6-0 | 195 | Left | Left | 4/17/1979 | 27 | Sun Valley,California | 1997 | UDFA | | LAD |
| 6 | Omar Quintanilla | SS | MLB | 5-9 | 185 | Left | Right | 10/24/1981 | 24 | El Paso,Texas | 2003 | 1 | 33 | OAK |
| 61 | Ramon Ramirez | P | MLB | 5-11 | 170 | Right | Right | 8/31/1981 | 24 | Santiago,Dominican Republic | 2003 | UDFA | | NYY |
| 15 | Jeff Salazar | RF-LF | MLB | 6-0 | 175 | Left | Left | 11/24/1980 | 25 | Oklahoma City,Oklahoma | 2002 | 8 | 231 | COL |
| 43 | Ryan Shealy | 1B | MLB | 6-5 | 240 | Right | Right | 8/29/1979 | 26 | Fort Lauderdale,Florida | 2002 | 11 | 321 | COL |
| 24 | Jason Smith | 2B-SS | MLB | 6-3 | 190 | Left | Right | 7/24/1977 | 28 | Meridian,Mississippi | 1996 | 43 | 1287 | TB |
| 19 | Ryan Spilborghs | LF | MLB | 6-1 | 190 | Right | Right | 9/5/1979 | 26 | Santa Barbara,California | 2002 | 7 | 201 | COL |
| 31 | Cory Sullivan | LF-CF | MLB | 6-0 | 180 | Left | Left | 8/20/1979 | 26 | Tulsa,Oklahoma | 2001 | 7 | 214 | COL |
| 8 | Yorvit Torrealba | C | MLB | 5-11 | 180 | Right | Right | 7/19/1978 | 27 | Caracas,Venezuela | 1994 | UDFA | | SF |
| 14 | Troy Tulowitzki | SS | MLB | 6-3 | 205 | Right | Right | 10/10/1984 | 21 | Santa Clara,California | 2005 | 1 | 7 | COL |
| 45 | Mike Venafro | P | MLB | 5-10 | 180 | Left | Left | 8/2/1973 | 32 | Takoma Park,Maryland | 1995 | 29 | 794 | TEX |