| # | Pitchers | B/T | Ht | Wt | DOB |
|---|---|---|---|---|---|
| 91 | Alfredo Aceves | R-R | 6'2" | 205 | Dec 8, 1982 |
| 40 | Andrew Bailey | R-R | 6'3" | 240 | May 31, 1984 |
| 51 | Daniel Bard * | R-R | 6'4" | 215 | Jun 25, 1985 |
| 54 | Pedro Beato | R-R | 6'6" | 230 | Oct 27, 1986 |
| 32 | Craig Breslow | L-L | 6'1" | 190 | Aug 8, 1980 |
| 66 | Drake Britton * | L-L | 6'2" | 215 | May 22, 1989 |
| 11 | Clay Buchholz
 15-day DL *
|
L-R | 6'3" | 190 | Aug 14, 1984 |
| 62 | Rubby De La Rosa * | R-R | 6'1" | 205 | Mar 4, 1989 |
| 65 | Jose De La Torre * | R-R | 5'10" | 185 | Oct 17, 1985 |
| 46 | Ryan Dempster | R-R | 6'2" | 215 | May 3, 1977 |
| 22 | Felix Doubront | L-L | 6'2" | 225 | Oct 23, 1987 |
| 52 | Joel Hanrahan
60-day DL **
|
R-R | 6'4" | 250 | Oct 6, 1981 |
| 41 | John Lackey | R-R | 6'6" | 235 | Oct 23, 1978 |
| 31 | Jon Lester | L-L | 6'4" | 240 | Jan 7, 1984 |
| 30 | Andrew Miller | L-L | 6'7" | 210 | May 21, 1985 |
| 56 | Franklin Morales | L-L | 6'1" | 210 | Jan 24, 1986 |
| 59 | Clayton Mortensen
15-day DL *
|
R-R | 6'4" | 185 | Apr 10, 1985 |
| 36 | Junichi Tazawa | R-R | 5'11" | 200 | Jun 6, 1986 |
| 19 | Koji Uehara | R-R | 6'2" | 195 | Apr 3, 1975 |
| 64 | Allen Webster * | R-R | 6'2" | 190 | Feb 10, 1990 |
| 63 | Alex Wilson | R-R | 6'0" | 215 | Nov 3, 1986 |
| 35 | Steven Wright * | R-R | 6'1" | 220 | Aug 30, 1984 |
| # | Catchers | B/T | Ht | Wt | DOB |
| 61 | Dan Butler * | R-R | 5'10" | 210 | Oct 17, 1986 |
| 20 | Ryan Lavarnway | R-R | 6'4" | 240 | Aug 7, 1987 |
| 3 | David Ross
7-day DL *
|
R-R | 6'2" | 230 | Mar 19, 1977 |
| 39 | Jarrod Saltalamacchia | S-R | 6'4" | 235 | May 2, 1985 |
| 95 | Christian Vazquez * | R-R | 5'9" | 195 | Aug 21, 1990 |
| # | Infielders | B/T | Ht | Wt | DOB |
| 7 | Stephen Drew | L-R | 6'0" | 190 | Mar 16, 1983 |
| 26 | Brock Holt * | L-R | 5'10" | 180 | Jun 11, 1988 |
| 10 | Jose Iglesias | R-R | 5'11" | 185 | Jan 5, 1990 |
| 16 | Will Middlebrooks | R-R | 6'3" | 220 | Sep 9, 1988 |
| 12 | Mike Napoli | R-R | 6'0" | 220 | Oct 31, 1981 |
| 15 | Dustin Pedroia | R-R | 5'8" | 165 | Aug 17, 1983 |
| # | Outfielders | B/T | Ht | Wt | DOB |
| 44 | Jackie Bradley Jr. * | L-R | 5'10" | 195 | Apr 19, 1990 |
| 37 | Mike Carp | L-R | 6'2" | 210 | Jun 30, 1986 |
| 2 | Jacoby Ellsbury | L-L | 6'1" | 195 | Sep 11, 1983 |
| 5 | Jonny Gomes | R-R | 6'1" | 230 | Nov 22, 1980 |
| 68 | Alex Hassan * | R-R | 6'3" | 220 | Apr 1, 1988 |
| 55 | Ryan Kalish
60-day DL **
|
L-L | 6'0" | 215 | Mar 28, 1988 |
| 29 | Daniel Nava | S-L | 5'11" | 200 | Feb 22, 1983 |
| 18 | Shane Victorino | S-R | 5'9" | 190 | Nov 30, 1980 |
| # | Designated Hitter | B/T | Ht | Wt | DOB |
| 34 | David Ortiz | L-L | 6'4" | 250 | Nov 18, 1975 |
