| Name | W | L | SV | ERA | G | GS | IP | HA | R | ER | HR | BB | K | WHIP | OAVG | BABIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Andrew Heaney SP | 1 | 0 | 1 | 2.18 | 49 | 0 | 33.0 | 16 | 8 | 8 | 2 | 7 | 36 | 0.70 | .144 | .187 | 0.6 |
| Jake Barrett RP | 2 | 0 | 3 | 2.57 | 28 | 0 | 42.0 | 29 | 13 | 12 | 1 | 15 | 56 | 1.05 | .197 | .308 | 1.1 |
| Carter Capps CL | 6 | 4 | 31 | 2.78 | 61 | 0 | 68.0 | 42 | 23 | 21 | 5 | 36 | 104 | 1.15 | .177 | .285 | 1.0 |
| Carlos Rodon SP | 17 | 12 | 0 | 2.96 | 34 | 34 | 237.0 | 197 | 86 | 78 | 21 | 71 | 269 | 1.13 | .220 | .290 | 6.1 |
| Steve Geltz RP | 4 | 2 | 3 | 3.40 | 74 | 0 | 76.2 | 65 | 31 | 29 | 7 | 33 | 79 | 1.28 | .239 | .309 | 0.5 |
| Patrick Corbin SP | 13 | 12 | 0 | 3.79 | 33 | 33 | 223.0 | 224 | 97 | 94 | 24 | 47 | 162 | 1.22 | .257 | .291 | 3.1 |
| Stephen Strasburg SP | 15 | 11 | 0 | 3.87 | 34 | 34 | 230.0 | 217 | 104 | 99 | 33 | 46 | 240 | 1.14 | .246 | .302 | 3.7 |
| Tyler Thornburg SP | 3 | 0 | 0 | 3.97 | 10 | 0 | 22.2 | 24 | 10 | 10 | 2 | 13 | 22 | 1.63 | .270 | .338 | 0.0 |
| Arquimedes Caminero RP | 3 | 4 | 4 | 4.50 | 73 | 0 | 64.0 | 70 | 37 | 32 | 7 | 22 | 70 | 1.44 | .278 | .354 | 0.5 |
| Keyvius Sampson RP | 9 | 9 | 0 | 4.54 | 32 | 25 | 156.2 | 166 | 82 | 79 | 16 | 55 | 162 | 1.41 | .276 | .347 | 2.4 |
| Alex Cobb SP | 14 | 9 | 0 | 4.63 | 32 | 32 | 184.2 | 211 | 101 | 95 | 15 | 66 | 123 | 1.50 | .283 | .321 | 1.9 |
| Branden Pinder RP | 2 | 4 | 1 | 5.17 | 40 | 0 | 47.0 | 44 | 30 | 27 | 8 | 19 | 40 | 1.34 | .243 | .269 | -0.3 |
| Eric O'Flaherty RP | 1 | 3 | 3 | 7.32 | 42 | 0 | 35.2 | 49 | 29 | 29 | 6 | 22 | 38 | 1.99 | .327 | .406 | -0.3 |
| Matt Duffy 3B | 0 | 0 | 0 | 9.00 | 1 | 0 | 2.0 | 3 | 2 | 2 | 0 | 3 | 1 | 3.00 | .429 | .500 | -0.1 |
| Nick Kern SP | 0 | 2 | 0 | 10.55 | 5 | 4 | 21.1 | 38 | 25 | 25 | 9 | 3 | 16 | 1.92 | .392 | .397 | -0.6 |
