| # | Pitchers | B/T | Ht | Wt | DOB |
|---|---|---|---|---|---|
| 58 | Fernando Abad | L-L | 6'1" | 220 | Dec 17, 1985 |
| 64 | Xavier Cedeno * | L-L | 6'1" | 205 | Aug 26, 1986 |
| 36 | Tyler Clippard | R-R | 6'3" | 200 | Feb 14, 1985 |
| 51 | Erik Davis * | R-R | 6'2" | 190 | Oct 8, 1986 |
| 48 | Ross Detwiler | R-L | 6'5" | 200 | Mar 6, 1986 |
| 56 | Christian Garcia
 60-day DL **
|
R-R | 6'5" | 230 | Aug 24, 1985 |
| 47 | Gio Gonzalez | R-L | 6'0" | 200 | Sep 19, 1985 |
| 15 | Dan Haren | R-R | 6'5" | 215 | Sep 17, 1980 |
| 57 | Nathan Karns * | R-R | 6'3" | 230 | Nov 25, 1987 |
| 65 | Cole Kimball * | R-R | 6'3" | 240 | Aug 1, 1985 |
| 46 | Ian Krol | L-L | 6'1" | 210 | May 9, 1991 |
| 52 | Ryan Mattheus
15-day DL *
|
R-R | 6'3" | 215 | Nov 10, 1983 |
| 43 | Ross Ohlendorf | R-R | 6'4" | 240 | Aug 8, 1982 |
| 45 | Ryan Perry * | R-R | 6'5" | 215 | Feb 13, 1987 |
| 50 | Matt Purke * | L-L | 6'4" | 205 | Jul 17, 1990 |
| Tyler Robertson * | L-L | 6'5" | 255 | Dec 23, 1987 | |
| 29 | Rafael Soriano | R-R | 6'1" | 210 | Dec 19, 1979 |
| 35 | Craig Stammen | R-R | 6'3" | 215 | Mar 9, 1984 |
| 22 | Drew Storen | S-R | 6'1" | 225 | Aug 11, 1987 |
| 37 | Stephen Strasburg | R-R | 6'4" | 200 | Jul 20, 1988 |
| 27 | Jordan Zimmermann | R-R | 6'2" | 220 | May 23, 1986 |
| # | Catchers | B/T | Ht | Wt | DOB |
| 41 | Sandy Leon * | S-R | 5'11" | 215 | Mar 13, 1989 |
| 40 | Wilson Ramos
15-day DL *
|
R-R | 6'0" | 220 | Aug 10, 1987 |
| 23 | Jhonatan Solano | R-R | 5'9" | 205 | Aug 12, 1985 |
| 24 | Kurt Suzuki | R-R | 5'11" | 205 | Oct 4, 1983 |
| # | Infielders | B/T | Ht | Wt | DOB |
| 20 | Ian Desmond | R-R | 6'3" | 210 | Sep 20, 1985 |
| 8 | Danny Espinosa
15-day DL *
|
S-R | 6'0" | 205 | Apr 25, 1987 |
| 25 | Adam LaRoche | L-L | 6'2" | 200 | Nov 6, 1979 |
| 1 | Steve Lombardozzi | S-R | 6'0" | 200 | Sep 20, 1988 |
| 14 | Chris Marrero | R-R | 6'3" | 230 | Jul 2, 1988 |
| 6 | Anthony Rendon | R-R | 6'0" | 195 | Jun 6, 1990 |
| 18 | Chad Tracy | L-R | 6'1" | 205 | May 22, 1980 |
| 11 | Ryan Zimmerman | R-R | 6'3" | 230 | Sep 28, 1984 |
| # | Outfielders | B/T | Ht | Wt | DOB |
| 33 | Roger Bernadina | L-L | 6'2" | 200 | Jun 12, 1984 |
| 10 | Corey Brown * | L-L | 6'1" | 210 | Nov 26, 1985 |
| 34 | Bryce Harper
15-day DL *
|
L-R | 6'2" | 230 | Oct 16, 1992 |
| 26 | Jeff Kobernus | R-R | 6'2" | 210 | Jun 30, 1988 |
| 12 | Tyler Moore * | R-R | 6'2" | 220 | Jan 30, 1987 |
| 3 | Eury Perez * | R-R | 6'0" | 180 | May 30, 1990 |
| 2 | Denard Span | L-L | 6'0" | 210 | Feb 27, 1984 |
| 28 | Jayson Werth | R-R | 6'5" | 225 | May 20, 1979 |
