| # | Pitchers | B/T | Ht | Wt | DOB |
|---|---|---|---|---|---|
| 49 | Blake Beavan * | R-R | 6'7" | 255 | Jan 17, 1989 |
| 58 | Carter Capps | R-R | 6'5" | 220 | Aug 7, 1990 |
| 40 | Danny Farquhar | R-R | 5'9" | 180 | Feb 17, 1987 |
| 64 | Anthony Fernandez * | L-L | 6'4" | 210 | Jun 8, 1990 |
| 41 | Charlie Furbush | L-L | 6'5" | 215 | Apr 11, 1986 |
| 39 | Aaron Harang | R-R | 6'7" | 260 | May 9, 1978 |
| 34 | Felix Hernandez | R-R | 6'3" | 230 | Apr 8, 1986 |
| 60 | Danny Hultzen * | L-L | 6'3" | 200 | Nov 28, 1989 |
| 18 | Hisashi Iwakuma | R-R | 6'3" | 210 | Apr 12, 1981 |
| 53 | Josh Kinney
 60-day DL **
|
R-R | 6'0" | 220 | Mar 31, 1979 |
| 30 | Bobby LaFromboise * | L-L | 6'4" | 215 | Jun 25, 1986 |
| 44 | Lucas Luetge | L-L | 6'4" | 205 | Mar 24, 1987 |
| 37 | Brandon Maurer | R-R | 6'5" | 215 | Jul 3, 1990 |
| 31 | Yoervis Medina | R-R | 6'3" | 245 | Jul 27, 1988 |
| 45 | Hector Noesi * | R-R | 6'3" | 205 | Jan 26, 1987 |
| 59 | Oliver Perez | L-L | 6'3" | 220 | Aug 15, 1981 |
| 46 | Stephen Pryor
60-day DL **
|
R-R | 6'4" | 250 | Jul 23, 1989 |
| 50 | Erasmo Ramirez * | R-R | 5'11" | 200 | May 2, 1990 |
| 57 | Chance Ruffin * | R-R | 6'0" | 195 | Sep 8, 1988 |
| 23 | Joe Saunders | L-L | 6'3" | 215 | Jun 16, 1981 |
| 54 | Tom Wilhelmsen | R-R | 6'6" | 220 | Dec 16, 1983 |
| # | Catchers | B/T | Ht | Wt | DOB |
| 63 | Jesus Montero * | R-R | 6'3" | 230 | Nov 28, 1989 |
| 7 | Kelly Shoppach | R-R | 6'0" | 220 | Apr 29, 1980 |
| 2 | Jesus Sucre | R-R | 6'0" | 225 | Apr 30, 1988 |
| # | Infielders | B/T | Ht | Wt | DOB |
| 13 | Dustin Ackley | L-R | 6'1" | 195 | Feb 26, 1988 |
| 36 | Vinnie Catricala * | R-R | 6'3" | 220 | Oct 31, 1988 |
| 16 | Alex Liddi * | R-R | 6'4" | 225 | Aug 14, 1988 |
| 66 | Francisco Martinez * | R-R | 6'2" | 210 | Sep 1, 1990 |
| 8 | Kendrys Morales | S-R | 6'1" | 225 | Jun 20, 1983 |
| 26 | Brendan Ryan | R-R | 6'2" | 195 | Mar 26, 1982 |
| 15 | Kyle Seager | L-R | 6'0" | 215 | Nov 3, 1987 |
| 17 | Justin Smoak | S-L | 6'4" | 220 | Dec 5, 1986 |
| 1 | Carlos Triunfel | R-R | 5'11" | 205 | Feb 27, 1990 |
| # | Outfielders | B/T | Ht | Wt | DOB |
| 12 | Jason Bay | R-R | 6'2" | 210 | Sep 20, 1978 |
| 9 | Endy Chavez | L-L | 5'11" | 170 | Feb 7, 1978 |
| 21 | Franklin Gutierrez
15-day DL *
|
R-R | 6'2" | 195 | Feb 21, 1983 |
| 28 | Raul Ibanez | L-R | 6'2" | 225 | Jun 2, 1972 |
| 76 | Julio Morban * | L-L | 6'1" | 205 | Feb 13, 1992 |
| 38 | Michael Morse | R-R | 6'5" | 245 | Mar 22, 1982 |
| 4 | Carlos Peguero * | L-L | 6'5" | 260 | Feb 22, 1987 |
| 55 | Michael Saunders | L-R | 6'4" | 225 | Nov 19, 1986 |
| 10 | Eric Thames * | L-R | 6'0" | 210 | Nov 10, 1986 |
