| # | Pitchers | B/T | Ht | Wt | DOB |
|---|---|---|---|---|---|
| 67 | Michael Blazek | R-R | 6'0" | 200 | Mar 16, 1989 |
| 41 | Mitchell Boggs | R-R | 6'4" | 235 | Feb 15, 1984 |
| 65 | Keith Butler * | R-R | 6'0" | 170 | Jan 30, 1989 |
| 29 | Chris Carpenter
 60-day DL **
|
R-R | 6'6" | 230 | Apr 27, 1975 |
| 36 | Randy Choate | L-L | 6'1" | 210 | Sep 5, 1975 |
| 63 | Maikel Cleto * | R-R | 6'3" | 250 | May 1, 1989 |
| 67 | Eric Fornataro * | R-R | 6'1" | 225 | Jan 2, 1988 |
| 71 | Sam Freeman * | R-L | 5'11" | 165 | Jun 24, 1987 |
| 54 | Jaime Garcia
15-day DL *
|
L-L | 6'2" | 215 | Jul 8, 1986 |
| 64 | John Gast
15-day DL *
|
L-L | 6'1" | 195 | Feb 16, 1989 |
| 58 | Joe Kelly | R-R | 6'1" | 175 | Jun 9, 1988 |
| 31 | Lance Lynn | R-R | 6'5" | 240 | May 12, 1987 |
| 70 | Tyler Lyons | S-L | 6'4" | 200 | Feb 21, 1988 |
| 61 | Seth Maness | R-R | 6'0" | 190 | Oct 14, 1988 |
| 66 | Victor Marte * | R-R | 6'2" | 260 | Nov 8, 1980 |
| 62 | Carlos Martinez | R-R | 6'0" | 185 | Sep 21, 1991 |
| 40 | Shelby Miller | R-R | 6'3" | 215 | Oct 10, 1990 |
| 30 | Jason Motte
60-day DL **
|
R-R | 6'0" | 205 | Jun 22, 1982 |
| 44 | Edward Mujica | R-R | 6'3" | 225 | May 10, 1984 |
| 68 | Jorge Rondon * | R-R | 6'1" | 215 | Feb 16, 1988 |
| 26 | Trevor Rosenthal | R-R | 6'2" | 220 | May 29, 1990 |
| 34 | Marc Rzepczynski * | L-L | 6'1" | 215 | Aug 29, 1985 |
| 59 | Fernando Salas
15-day DL *
|
R-R | 6'2" | 210 | May 30, 1985 |
| 61 | Kevin Siegrist * | L-L | 6'5" | 215 | Jul 20, 1989 |
| 50 | Adam Wainwright | R-R | 6'7" | 235 | Aug 30, 1981 |
| 35 | Jake Westbrook
15-day DL *
|
R-R | 6'3" | 210 | Sep 29, 1977 |
| # | Catchers | B/T | Ht | Wt | DOB |
| 48 | Tony Cruz | R-R | 5'11" | 215 | Aug 18, 1986 |
| 4 | Yadier Molina | R-R | 5'11" | 220 | Jul 13, 1982 |
| # | Infielders | B/T | Ht | Wt | DOB |
| 53 | Matt Adams | L-R | 6'3" | 260 | Aug 31, 1988 |
| 13 | Matt Carpenter | L-R | 6'3" | 215 | Nov 26, 1985 |
| 21 | Allen Craig | R-R | 6'2" | 215 | Jul 18, 1984 |
| 33 | Daniel Descalso | L-R | 5'10" | 190 | Oct 19, 1986 |
| 23 | David Freese | R-R | 6'2" | 225 | Apr 28, 1983 |
| 15 | Rafael Furcal
60-day DL **
|
S-R | 5'8" | 195 | Oct 24, 1977 |
| 8 | Ryan Jackson * | R-R | 6'3" | 180 | May 10, 1988 |
| 38 | Pete Kozma | R-R | 6'0" | 190 | Apr 11, 1988 |
| 12 | Ty Wigginton | R-R | 6'0" | 225 | Oct 11, 1977 |
| # | Outfielders | B/T | Ht | Wt | DOB |
| 3 | Carlos Beltran | S-R | 6'1" | 210 | Apr 24, 1977 |
| 56 | Adron Chambers * | L-L | 5'10" | 200 | Oct 8, 1986 |
| 55 | Jermaine Curtis * | R-R | 5'11" | 190 | Jul 10, 1987 |
| 7 | Matt Holliday | R-R | 6'4" | 250 | Jan 15, 1980 |
| 19 | Jon Jay | L-L | 5'11" | 195 | Mar 15, 1985 |
| 43 | Shane Robinson | R-R | 5'9" | 165 | Oct 30, 1984 |
