| RP | Assenmacher, P.Assenmacher, Paul | 40 | 1991 | L | 7 | 8 | 3.24 | .347 | .00 | 1.65 | 10.8 | 4.1 | 6.4 | 102 | 122 | 10 | 46 | 72 | 0 | 15 | 4 | 19 | 11 | C |
| RP | Axford, J.Axford, John | 38 | 2012 | R | 5 | 8 | 4.67 | .404 | .00 | 2.13 | 12.8 | 6.3 | 7.1 | 71 | 101 | 10 | 50 | 56 | 0 | 35 | 10 | 20 | 16 | C |
| SP | Bannister, F.Bannister, Floyd | 41 | 1987 | L | 16 | 11 | 3.58 | .323 | .00 | 1.45 | 10.3 | 2.7 | 3.9 | 228 | 262 | 38 | 69 | 98 | 11 | 0 | 5 | 93 | 5 | C |
| RP | Bedrosian, S.Bedrosian, Steve | 39 | 1987 | R | 5 | 3 | 2.83 | .373 | .00 | 1.85 | 12.3 | 4.3 | 2.8 | 89 | 122 | 11 | 43 | 28 | 0 | 40 | 3 | 20 | 9 | C |
| RP | Belisario, R.Belisario, Ronald | 39 | 2012 | R | 8 | 1 | 2.54 | .374 | .00 | 1.87 | 11.2 | 5.7 | 3.4 | 71 | 88 | 3 | 45 | 27 | 0 | 1 | 1 | 20 | 10 | C |
| RP | Belisle, M.Belisle, Matt | 38 | 2010 | R | 7 | 5 | 2.93 | .347 | .00 | 1.65 | 11.9 | 2.9 | 5.3 | 92 | 122 | 7 | 30 | 54 | 0 | 1 | 3 | 20 | 11 | C |
| RP | Buice, D.Buice, De Wayne | 39 | 1987 | R | 6 | 7 | 3.39 | .340 | .00 | 1.59 | 10.1 | 4.2 | 4.7 | 114 | 128 | 12 | 53 | 59 | 0 | 17 | 3 | 20 | 10 | C |
| RP | Burnett, S.Burnett, Sean | 39 | 2012 | L | 1 | 2 | 2.38 | .388 | .00 | 2.02 | 13.3 | 4.8 | 4.5 | 56 | 83 | 4 | 30 | 28 | 0 | 2 | 2 | 20 | 10 | C |
| RP | Burton, J.Burton, Jared | 40 | 2012 | R | 3 | 2 | 2.18 | .333 | .00 | 1.58 | 9.0 | 5.2 | 2.6 | 62 | 62 | 5 | 36 | 18 | 0 | 5 | 0 | 19 | 10 | C |
| SP | Carpenter, C.Carpenter, Chris | 39 | 2005 | R | 21 | 5 | 2.83 | .301 | .00 | 1.31 | 9.2 | 2.6 | 6.7 | 241 | 246 | 18 | 69 | 180 | 7 | 0 | 5 | 104 | 9 | C |
| SP | Clancy, J.Clancy, Jim | 41 | 1987 | R | 15 | 11 | 3.54 | .340 | .00 | 1.57 | 10.3 | 3.8 | 5.3 | 241 | 277 | 24 | 101 | 142 | 5 | 0 | 12 | 97 | 7 | C |
| RP | Cordero, F.Cordero, Francisco | 40 | 2007 | R | 0 | 4 | 2.98 | .358 | .00 | 1.76 | 11.0 | 4.9 | 7.3 | 63 | 77 | 4 | 34 | 51 | 0 | 44 | 2 | 20 | 14 | C |
| RP | Crain, J.Crain, Jesse | 40 | 2012 | R | 2 | 3 | 2.44 | .423 | .00 | 2.35 | 11.6 | 9.6 | 4.7 | 48 | 62 | 5 | 51 | 25 | 0 | 0 | 4 | 20 | 13 | C |
| RP | Davis, M.Davis, Mark | 38 | 1989 | L | 4 | 3 | 1.85 | .317 | .00 | 1.44 | 8.7 | 4.3 | 6.0 | 93 | 90 | 6 | 44 | 62 | 0 | 44 | 8 | 19 | 12 | C |
| SP | Deshaies, J.Deshaies, Jim | 38 | 1989 | L | 15 | 10 | 2.91 | .303 | .00 | 1.32 | 8.4 | 3.5 | 5.1 | 231 | 215 | 15 | 91 | 132 | 6 | 0 | 8 | 91 | 9 | C |
| SP | Estrada, M.Estrada, Marco | 38 | 2012 | R | 5 | 7 | 3.64 | .318 | .00 | 1.43 | 10.0 | 2.9 | 7.1 | 143 | 159 | 18 | 46 | 113 | 0 | 0 | 4 | 51 | 12 | C |
| RP | Farr, S.Farr, Steve | 39 | 1985 | R | 8 | 4 | 3.13 | .363 | .00 | 1.76 | 10.9 | 5.0 | 2.6 | 109 | 132 | 10 | 60 | 32 | 0 | 8 | 4 | 20 | 7 | C |
| SP | Garza, M.Garza, Matt | 38 | 2012 | R | 5 | 7 | 3.91 | .333 | .00 | 1.55 | 9.8 | 4.2 | 4.6 | 106 | 115 | 15 | 49 | 54 | 0 | 0 | 1 | 75 | 11 | C |
| RP | Gott, J.Gott, Jim | 38 | 1988 | R | 6 | 6 | 3.49 | .352 | .00 | 1.70 | 11.5 | 3.7 | 7.1 | 82 | 105 | 9 | 34 | 65 | 0 | 34 | 1 | 20 | 12 | C |
| SP | Greinke, Z.Greinke, Zack | 38 | 2012 | R | 15 | 5 | 3.48 | .318 | .00 | 1.42 | 9.8 | 2.9 | 6.8 | 217 | 237 | 18 | 71 | 164 | 0 | 0 | 8 | 96 | 11 | C |
| RP | Guardado, E.Guardado, Eddie | 40 | 2002 | L | 1 | 3 | 2.93 | .332 | .00 | 1.57 | 9.8 | 4.3 | 4.4 | 67 | 73 | 9 | 32 | 33 | 0 | 45 | 0 | 20 | 12 | C |
| SP | Hamels, C.Hamels, Cole | 38 | 2012 | L | 17 | 6 | 3.05 | .309 | .00 | 1.36 | 9.7 | 2.6 | 7.2 | 219 | 235 | 24 | 63 | 174 | 2 | 0 | 3 | 95 | 12 | C |
| RP | Hanrahan, J.Hanrahan, Joel | 40 | 2012 | R | 5 | 2 | 2.72 | .401 | .00 | 2.12 | 10.2 | 8.8 | 3.5 | 59 | 67 | 8 | 58 | 23 | 0 | 36 | 6 | 19 | 12 | C |
| SP | Hanson, T.Hanson, Tommy | 34 | 2012 | R | 13 | 10 | 4.48 | .318 | .00 | 1.42 | 9.8 | 3.0 | 8.2 | 193 | 210 | 27 | 65 | 175 | 0 | 0 | 6 | 96 | 19 | C |
| SP | Happ, J.Happ, J.A. | 39 | 2012 | L | 10 | 11 | 4.79 | .378 | .00 | 1.87 | 11.8 | 5.0 | 6.5 | 144 | 189 | 19 | 80 | 104 | 0 | 0 | 7 | 69 | 10 | C |
| SP | Harang, A.Harang, Aaron | 38 | 2007 | R | 16 | 6 | 3.73 | .306 | .00 | 1.34 | 9.5 | 2.6 | 7.2 | 236 | 250 | 28 | 67 | 188 | 2 | 0 | 12 | 97 | 11 | C |
| RP | Hawkins, L.Hawkins, LaTroy | 40 | 2004 | R | 5 | 4 | 2.63 | .369 | .00 | 1.83 | 12.8 | 3.6 | 4.2 | 82 | 117 | 10 | 33 | 38 | 0 | 25 | 2 | 19 | 9 | C |
| RP | Henke, T.Henke, Tom | 39 | 1987 | R | 0 | 6 | 2.49 | .341 | .00 | 1.61 | 10.1 | 4.3 | 7.7 | 94 | 106 | 10 | 45 | 80 | 0 | 34 | 5 | 20 | 13 | C |
| SP | Hershiser, O.Hershiser, Orel | 39 | 1988 | R | 23 | 8 | 2.26 | .300 | .00 | 1.30 | 8.7 | 3.0 | 4.6 | 267 | 258 | 18 | 90 | 136 | 15 | 1 | 6 | 109 | 7 | C |
| SP | Higuera, T.Higuera, Teddy | 39 | 1988 | L | 16 | 9 | 2.45 | .296 | .00 | 1.28 | 8.5 | 3.0 | 5.7 | 227 | 215 | 15 | 75 | 145 | 8 | 0 | 0 | 105 | 8 | C |
| SP | Jackson, E.Jackson, Edwin | 38 | 2012 | R | 10 | 11 | 4.03 | .331 | .00 | 1.51 | 10.2 | 3.3 | 6.6 | 191 | 217 | 23 | 71 | 140 | 1 | 0 | 3 | 89 | 11 | C |
| RP | Janssen, C.Janssen, Casey | 40 | 2012 | R | 1 | 1 | 2.54 | .345 | .00 | 1.67 | 10.1 | 4.9 | 3.6 | 63 | 71 | 7 | 34 | 25 | 0 | 22 | 2 | 20 | 11 | C |
| SP | Jenkins, F.Jenkins, Fergie + | 38 | 1971 | R | 24 | 13 | 2.77 | .285 | .00 | 1.21 | 9.5 | 1.3 | 6.2 | 331 | 350 | 29 | 49 | 227 | 30 | 0 | 3 | 129 | 10 | C |
| RP | Johnson, J.Johnson, Jim | 38 | 2012 | R | 2 | 1 | 2.49 | .363 | .00 | 1.79 | 12.0 | 4.1 | 2.4 | 71 | 95 | 3 | 32 | 19 | 0 | 51 | 1 | 20 | 8 | C |
| SP | Kile, D.Kile, Darryl | 40 | 2000 | R | 20 | 9 | 3.91 | .319 | .00 | 1.42 | 9.9 | 2.9 | 6.0 | 232 | 254 | 33 | 76 | 155 | 5 | 0 | 8 | 84 | 9 | C |
| SP | Knepper, B.Knepper, Bob | 41 | 1985 | L | 17 | 12 | 3.14 | .307 | .00 | 1.35 | 9.3 | 2.8 | 3.7 | 258 | 268 | 19 | 80 | 107 | 8 | 0 | 5 | 88 | 6 | C |
| RP | Lefferts, C.Lefferts, Craig | 41 | 1989 | L | 2 | 4 | 2.69 | .346 | .00 | 1.64 | 11.0 | 3.7 | 2.8 | 107 | 131 | 11 | 44 | 33 | 0 | 20 | 4 | 19 | 7 | C |
| SP | Loaiza, E.Loaiza, Esteban | 41 | 2003 | R | 21 | 9 | 2.90 | .297 | .00 | 1.29 | 8.5 | 3.1 | 6.5 | 226 | 214 | 17 | 77 | 164 | 1 | 0 | 3 | 92 | 9 | C |
| SP | Marcum, S.Marcum, Shaun | 40 | 2012 | R | 7 | 4 | 3.70 | .361 | .00 | 1.74 | 11.2 | 4.5 | 4.6 | 124 | 154 | 16 | 62 | 64 | 0 | 0 | 3 | 73 | 9 | C |
| RP | Marshall, S.Marshall, Sean | 39 | 2012 | L | 5 | 5 | 2.51 | .387 | .00 | 2.00 | 12.5 | 5.5 | 5.9 | 61 | 85 | 3 | 37 | 40 | 0 | 9 | 1 | 19 | 13 | C |
| SP | McCarthy, B.McCarthy, Brandon | 38 | 2012 | R | 8 | 6 | 3.24 | .350 | .00 | 1.66 | 12.1 | 2.9 | 2.9 | 116 | 156 | 10 | 37 | 38 | 0 | 0 | 0 | 92 | 9 | C |
| SP | McDonald, J.McDonald, James | 37 | 2012 | R | 12 | 8 | 4.21 | .318 | .00 | 1.42 | 8.9 | 3.9 | 6.4 | 175 | 174 | 21 | 75 | 125 | 1 | 0 | 3 | 79 | 12 | C |
| RP | McGaffigan, A.McGaffigan, Andy | 40 | 1987 | R | 5 | 2 | 2.39 | .366 | .00 | 1.78 | 11.5 | 4.6 | 4.7 | 120 | 153 | 5 | 61 | 62 | 0 | 12 | 6 | 18 | 8 | C |
| SP | Morris, J.Morris, Jack | 40 | 1985 | R | 21 | 8 | 3.27 | .314 | .00 | 1.39 | 9.1 | 3.4 | 6.5 | 267 | 270 | 40 | 101 | 192 | 15 | 0 | 12 | 105 | 8 | C |
| SP | Niekro, P.Niekro, Phil | 39 | 1969 | R | 23 | 13 | 2.56 | .291 | .00 | 1.25 | 8.8 | 2.4 | 4.7 | 284 | 279 | 21 | 75 | 148 | 21 | 1 | 15 | 101 | 7 | C |
| SP | Niemann, J.Niemann, Jeff | 38 | 2012 | R | 2 | 3 | 3.08 | .370 | .00 | 1.90 | 12.0 | 5.1 | 2.8 | 42 | 56 | 2 | 24 | 13 | 0 | 0 | 2 | 57 | 11 | C |
| RP | O'Day, D.O'Day, Darren | 39 | 2012 | R | 7 | 1 | 2.28 | .334 | .00 | 1.58 | 9.4 | 4.8 | 3.9 | 67 | 70 | 6 | 36 | 29 | 0 | 0 | 0 | 20 | 10 | C |
| RP | Ogando, A.Ogando, Alexi | 37 | 2012 | R | 2 | 0 | 3.27 | .323 | .00 | 1.49 | 9.7 | 3.7 | 4.6 | 75 | 81 | 9 | 31 | 38 | 0 | 3 | 5 | 20 | 14 | C |
| RP | Otsuka, A.Otsuka, Akinori | 40 | 2004 | R | 7 | 2 | 1.75 | .342 | .00 | 1.62 | 9.2 | 5.4 | 5.3 | 77 | 79 | 6 | 46 | 45 | 0 | 2 | 0 | 19 | 12 | C |
| SP | Palmer, D.Palmer, Daniel | 33 | 2013 | R | 20 | 13 | 5.21 | .317 | .00 | 1.42 | 10.4 | 2.3 | 7.3 | 202 | 234 | 0 | 52 | 163 | 3 | 0 | 20 | 113 | 21 | C |
| SP | Palmer, J.Palmer, Jim | 39 | 1975 | R | 23 | 11 | 2.09 | .289 | .00 | 1.23 | 8.3 | 2.8 | 4.3 | 323 | 297 | 20 | 100 | 156 | 25 | 1 | 4 | 121 | 6 | C |
| RP | Papelbon, J.Papelbon, Jonathan | 41 | 2012 | R | 5 | 6 | 2.44 | .283 | .00 | 1.24 | 7.2 | 4.0 | 6.6 | 70 | 56 | 8 | 31 | 51 | 0 | 38 | 0 | 19 | 14 | C |
| SP | Peavy, J.Peavy, Jake | 40 | 2012 | R | 11 | 12 | 3.37 | .307 | .00 | 1.35 | 9.5 | 2.7 | 6.0 | 219 | 230 | 27 | 66 | 147 | 4 | 0 | 3 | 91 | 9 | C |
| RP | Pena, A.Pena, Alejandro | 38 | 1988 | R | 6 | 7 | 1.91 | .341 | .00 | 1.60 | 10.6 | 3.8 | 4.7 | 96 | 113 | 4 | 41 | 50 | 0 | 12 | 3 | 20 | 11 | C |
| SP | Perez, P.Perez, Pascual | 40 | 1988 | R | 12 | 8 | 2.44 | .292 | .00 | 1.26 | 8.3 | 3.0 | 4.1 | 188 | 174 | 15 | 63 | 86 | 4 | 0 | 5 | 83 | 7 | C |
| RP | Perkins, G.Perkins, Glen | 38 | 2012 | L | 3 | 1 | 2.56 | .375 | .00 | 1.89 | 12.4 | 4.6 | 6.5 | 71 | 98 | 8 | 36 | 51 | 0 | 16 | 3 | 18 | 14 | C |
| SP | Pettitte, A.Pettitte, Andy | 41 | 2005 | L | 17 | 9 | 2.39 | .296 | .00 | 1.28 | 9.2 | 2.3 | 5.5 | 222 | 227 | 17 | 57 | 135 | 0 | 0 | 2 | 89 | 9 | C |
| SP | Richard, C.Richard, Clayton | 38 | 2012 | L | 14 | 14 | 3.99 | .322 | .00 | 1.45 | 10.8 | 2.2 | 2.9 | 224 | 270 | 31 | 54 | 73 | 1 | 0 | 4 | 95 | 7 | C |
| RP | Romo, S.Romo, Sergio | 38 | 2012 | R | 4 | 2 | 1.79 | .296 | .00 | 1.33 | 8.3 | 3.8 | 6.0 | 60 | 55 | 5 | 25 | 40 | 0 | 14 | 2 | 20 | 13 | C |
| SP | Sabathia, C.Sabathia, CC | 41 | 2012 | L | 15 | 6 | 3.38 | .318 | .00 | 1.42 | 9.8 | 3.0 | 7.2 | 200 | 218 | 22 | 66 | 161 | 2 | 0 | 4 | 104 | 9 | C |
| SP | Santana, E.Santana, Ervin | 38 | 2012 | R | 9 | 13 | 5.16 | .326 | .00 | 1.48 | 9.8 | 3.4 | 4.4 | 183 | 200 | 39 | 70 | 90 | 1 | 0 | 4 | 76 | 10 | C |
| RP | Sasaki, K.Sasaki, Kazuhiro | 41 | 2001 | R | 0 | 4 | 3.24 | .318 | .00 | 1.47 | 9.4 | 3.8 | 2.9 | 66 | 69 | 6 | 28 | 21 | 0 | 45 | 4 | 18 | 10 | C |
| SP | Scherzer, M.Scherzer, Max | 37 | 2012 | R | 16 | 7 | 3.74 | .320 | .00 | 1.44 | 9.8 | 3.2 | 10.0 | 194 | 211 | 23 | 68 | 215 | 0 | 0 | 2 | 80 | 16 | C |
| SP | Schmidt, J.Schmidt, Jason | 40 | 2004 | R | 18 | 7 | 3.20 | .304 | .00 | 1.33 | 8.2 | 3.8 | 8.2 | 225 | 204 | 18 | 95 | 205 | 4 | 0 | 7 | 109 | 11 | C |
| SP | Shields, J.Shields, James | 40 | 2012 | R | 15 | 10 | 3.52 | .322 | .00 | 1.44 | 10.0 | 3.1 | 7.5 | 227 | 251 | 25 | 77 | 190 | 3 | 0 | 7 | 85 | 9 | C |
| RP | Smith, D.Smith, Dave | 41 | 1987 | R | 2 | 3 | 1.65 | .360 | .00 | 1.78 | 10.7 | 5.4 | 4.1 | 60 | 71 | 0 | 36 | 27 | 0 | 24 | 2 | 19 | 13 | C |
| SP | Smoltz, J.Smoltz, John | 38 | 1996 | R | 24 | 8 | 2.94 | .277 | .00 | 1.17 | 8.1 | 2.4 | 8.5 | 259 | 234 | 19 | 68 | 244 | 6 | 0 | 10 | 105 | 12 | C |
| SP | Stieb, D.Stieb, Dave | 40 | 1988 | R | 16 | 8 | 3.04 | .314 | .00 | 1.40 | 8.4 | 4.1 | 4.8 | 207 | 194 | 15 | 95 | 110 | 8 | 0 | 4 | 85 | 7 | C |
| SP | Verlander, J.Verlander, Justin | 38 | 2012 | R | 17 | 8 | 2.64 | .296 | .00 | 1.28 | 8.6 | 2.9 | 7.8 | 239 | 229 | 19 | 76 | 208 | 6 | 0 | 2 | 111 | 13 | C |
| RP | Villanueva, C.Villanueva, Carlos | 38 | 2012 | R | 7 | 7 | 4.16 | .338 | .00 | 1.57 | 10.1 | 4.1 | 5.8 | 131 | 147 | 23 | 59 | 84 | 0 | 0 | 6 | 43 | 12 | C |
| SP | Volquez, E.Volquez, Edinson | 38 | 2012 | R | 11 | 11 | 4.14 | .361 | .00 | 1.72 | 9.7 | 5.8 | 7.1 | 185 | 200 | 14 | 119 | 146 | 1 | 0 | 9 | 73 | 11 | C |
| SP | Wainwright, A.Wainwright, Adam | 40 | 2012 | R | 14 | 13 | 3.94 | .338 | .00 | 1.56 | 10.7 | 3.3 | 6.7 | 198 | 235 | 15 | 73 | 147 | 3 | 0 | 5 | 92 | 9 | C |
| SP | Weaver, J.Weaver, Jered | 39 | 2012 | R | 20 | 5 | 2.81 | .303 | .00 | 1.33 | 9.2 | 2.8 | 5.5 | 188 | 192 | 20 | 58 | 115 | 3 | 0 | 2 | 90 | 8 | C |
| SP | Wilson, C.Wilson, C.J. | 41 | 2012 | L | 13 | 10 | 3.83 | .347 | .00 | 1.62 | 9.8 | 4.9 | 5.7 | 202 | 219 | 19 | 109 | 127 | 0 | 0 | 4 | 74 | 8 | C |
| SP | Wood, W.Wood, Wilbur | 39 | 1971 | L | 22 | 13 | 1.91 | .287 | .00 | 1.22 | 8.7 | 2.3 | 4.4 | 334 | 323 | 21 | 84 | 165 | 22 | 1 | 6 | 102 | 6 | C |