| SP | Gibson, B.Gibson, Bob | 33 | Cardinals | R | 92 | 12 | 12 | 7 | 3 | 2.53 | .282 | 1.16 | 8.1 | 2.4 | 5.6 | 103.1 | 93 | 34 | 29 | 6 | 27 | 64 | 8 | 0 | 0 | 2 | 9 | 2 | 0 | 3.36 |
| SP | McNally, D.McNally, Dave | 26 | Orioles | L | 93 | 12 | 12 | 3 | 8 | 3.40 | .267 | 1.09 | 7.2 | 2.7 | 4.4 | 98.0 | 78 | 37 | 37 | 13 | 29 | 48 | 6 | 0 | 0 | 0 | 7 | 0 | 0 | 4.63 |
| SP | Tiant, L.Tiant, Luis | 28 | Indians | R | 97 | 12 | 12 | 9 | 3 | 2.96 | .284 | 1.18 | 7.9 | 2.8 | 7.9 | 97.1 | 85 | 33 | 32 | 9 | 30 | 85 | 3 | 0 | 0 | 2 | 8 | 1 | 1 | 3.41 |
| SP | Verlander, J.Verlander, Justin | 28 | Tigers | R | 91 | 12 | 12 | 1 | 8 | 3.64 | .293 | 1.23 | 8.9 | 2.2 | 5.6 | 94.0 | 93 | 45 | 38 | 13 | 23 | 58 | 5 | 0 | 0 | 0 | 7 | 1 | 1 | 4.33 |
| SP | Demaree, A.Demaree, Al | 32 | Giants | R | 50 | 12 | 12 | 7 | 2 | 4.12 | .332 | 1.49 | 10.1 | 3.4 | 4.8 | 94.0 | 105 | 45 | 43 | 3 | 35 | 50 | 4 | 0 | 0 | 2 | 6 | 0 | 1 | 3.47 |
| SP | Kershaw, C.Kershaw, Clayton | 28 | Dodgers | L | 98 | 12 | 12 | 4 | 7 | 4.42 | .287 | 1.19 | 8.7 | 2.0 | 9.8 | 93.2 | 90 | 49 | 46 | 10 | 21 | 101 | 3 | 0 | 0 | 0 | 5 | 2 | 1 | 2.97 |
| SP | Bunning, J.Bunning, Jim | 35 | Tigers | R | 76 | 12 | 12 | 6 | 5 | 4.16 | .299 | 1.26 | 8.2 | 3.1 | 6.2 | 93.0 | 85 | 46 | 43 | 11 | 32 | 64 | 3 | 0 | 0 | 1 | 7 | 2 | 1 | 4.26 |
| SP | Schmidt, J.Schmidt, Jason # | 30 | Dodgers | R | 88 | 12 | 12 | 7 | 3 | 3.70 | .261 | 1.06 | 7.3 | 2.3 | 8.5 | 92.1 | 75 | 42 | 38 | 8 | 23 | 87 | 4 | 0 | 0 | 1 | 7 | 0 | 4 | 2.99 |
| SP | Martinez, P.Martinez, Pedro | 29 | Red Sox | R | 100 | 12 | 12 | 4 | 7 | 3.26 | .242 | 0.95 | 6.4 | 2.1 | 10.5 | 91.0 | 65 | 33 | 33 | 12 | 21 | 106 | 6 | 0 | 0 | 3 | 8 | 1 | 1 | 3.11 |
| SP | Ford, R.Ford, Russ | 27 | Yankees | R | 90 | 12 | 12 | 5 | 6 | 3.50 | .313 | 1.37 | 8.8 | 3.5 | 5.6 | 90.0 | 88 | 43 | 35 | 3 | 35 | 56 | 3 | 0 | 0 | 1 | 7 | 0 | 1 | 3.36 |
| SP | Verlander, J.Verlander, Justin | 36 | Astros | R | 99 | 12 | 12 | 8 | 2 | 1.81 | .259 | 1.05 | 7.0 | 2.5 | 8.4 | 89.2 | 69 | 21 | 18 | 6 | 25 | 83 | 2 | 0 | 0 | 1 | 10 | 0 | 1 | 2.85 |
| SP | Martinez, D.Martinez, Dennis # | 37 | Orioles | R | 80 | 12 | 12 | 3 | 7 | 4.21 | .304 | 1.30 | 9.6 | 2.2 | 5.5 | 87.2 | 93 | 44 | 41 | 7 | 21 | 53 | 1 | 0 | 0 | 1 | 7 | 1 | 2 | 3.59 |
| SP | Scherzer, M.Scherzer, Max | 33 | Nationals | R | 96 | 12 | 12 | 8 | 3 | 2.80 | .268 | 1.10 | 6.9 | 3.0 | 7.6 | 86.2 | 66 | 28 | 27 | 7 | 29 | 73 | 1 | 0 | 0 | 0 | 8 | 0 | 1 | 3.37 |
| SP | Mamaux, A.Mamaux, Al | 21 | Yankees | R | 63 | 12 | 12 | 8 | 2 | 3.35 | .275 | 1.12 | 6.5 | 3.6 | 4.4 | 86.0 | 62 | 34 | 32 | 9 | 34 | 42 | 2 | 0 | 0 | 1 | 9 | 2 | 1 | 4.64 |
| SP | Grove, L.Grove, Lefty | 31 | Athletics | L | 54 | 12 | 12 | 8 | 2 | 4.30 | .323 | 1.41 | 9.9 | 2.9 | 6.0 | 83.2 | 91 | 42 | 40 | 4 | 27 | 55 | 1 | 0 | 0 | 0 | 6 | 2 | 2 | 3.35 |
| SP | Tesreau, J.Tesreau, Jeff | 27 | Giants | R | 77 | 12 | 12 | 4 | 7 | 5.94 | .367 | 1.72 | 11.5 | 4.0 | 5.5 | 83.1 | 106 | 62 | 55 | 11 | 37 | 51 | 1 | 0 | 0 | 0 | 5 | 2 | 3 | 4.90 |
| SP | Dobson, J.Dobson, Joe | 35 | Red Sox | R | 48 | 12 | 12 | 4 | 7 | 4.92 | .331 | 1.45 | 9.2 | 3.8 | 5.4 | 82.1 | 84 | 47 | 45 | 7 | 35 | 49 | 1 | 0 | 0 | 0 | 6 | 3 | 0 | 4.30 |
| SP | Hughson, T.Hughson, Tex | 28 | Red Sox | R | 61 | 12 | 12 | 2 | 7 | 6.04 | .326 | 1.43 | 9.7 | 3.2 | 5.2 | 82.0 | 88 | 55 | 55 | 12 | 29 | 47 | 1 | 0 | 0 | 0 | 3 | 2 | 0 | 4.89 |
| SP | Palmer, J.Palmer, Jim | 24 | Orioles | R | 71 | 12 | 12 | 5 | 4 | 3.86 | .340 | 1.52 | 9.8 | 4.0 | 6.0 | 81.2 | 88 | 35 | 35 | 9 | 36 | 54 | 0 | 0 | 0 | 0 | 7 | 2 | 0 | 4.52 |
| SP | Hudson, D.Hudson, Daniel | 23 | Nationals | R | 86 | 12 | 12 | 2 | 4 | 4.57 | .307 | 1.33 | 9.0 | 3.0 | 7.7 | 80.2 | 80 | 46 | 41 | 6 | 27 | 68 | 1 | 0 | 0 | 0 | 8 | 0 | 6 | 3.29 |
| SP | Carlton, S.Carlton, Steve | 28 | Cardinals | L | 85 | 12 | 12 | 4 | 8 | 5.08 | .315 | 1.36 | 8.2 | 4.1 | 6.6 | 79.2 | 72 | 46 | 45 | 10 | 36 | 58 | 5 | 0 | 0 | 1 | 4 | 2 | 2 | 4.62 |
| SP | Blue, V.Blue, Vida | 22 | Athletics | L | 89 | 12 | 12 | 1 | 9 | 6.10 | .349 | 1.56 | 10.1 | 4.0 | 6.8 | 79.2 | 89 | 55 | 54 | 12 | 35 | 60 | 1 | 0 | 0 | 0 | 2 | 4 | 5 | 4.94 |
| SP | Strasburg, S.Strasburg, Stephen | 28 | Nationals | R | 83 | 12 | 12 | 3 | 4 | 3.30 | .307 | 1.32 | 9.0 | 2.8 | 8.2 | 79.0 | 79 | 31 | 29 | 7 | 25 | 72 | 0 | 0 | 0 | 0 | 7 | 1 | 4 | 3.32 |
| SP | Jones, S.Jones, Sam | 26 | Yankees | R | 30 | 12 | 12 | 4 | 6 | 5.24 | .384 | 1.76 | 9.8 | 6.0 | 4.9 | 79.0 | 86 | 52 | 46 | 4 | 53 | 43 | 2 | 0 | 0 | 1 | 5 | 9 | 1 | 4.92 |
| SP | Hoeft, B.Hoeft, Billy | 23 | Tigers | L | 36 | 12 | 12 | 3 | 6 | 5.15 | .348 | 1.59 | 9.3 | 5.1 | 5.2 | 78.2 | 81 | 51 | 45 | 5 | 44 | 45 | 1 | 0 | 0 | 0 | 5 | 1 | 0 | 4.41 |
| SP | McDowell, J.McDowell, Jack | 25 | Indians | R | 47 | 12 | 12 | 4 | 3 | 4.35 | .304 | 1.30 | 9.2 | 2.5 | 4.3 | 78.2 | 80 | 46 | 38 | 12 | 22 | 37 | 3 | 0 | 0 | 2 | 6 | 1 | 0 | 4.94 |
| SP | Swindell, G.Swindell, Greg | 23 | Indians | L | 37 | 12 | 12 | 5 | 2 | 4.60 | .301 | 1.29 | 9.0 | 2.7 | 4.6 | 78.1 | 78 | 41 | 40 | 11 | 23 | 40 | 4 | 0 | 0 | 1 | 7 | 0 | 2 | 4.69 |
| SP | Gromek, S.Gromek, Steve # | 24 | Tigers | R | 53 | 12 | 12 | 5 | 5 | 3.99 | .297 | 1.23 | 7.3 | 3.8 | 4.6 | 76.2 | 62 | 37 | 34 | 7 | 32 | 39 | 0 | 0 | 0 | 0 | 7 | 3 | 3 | 4.55 |
| SP | Corbin, P.Corbin, Patrick | 28 | Nationals | L | 70 | 12 | 12 | 5 | 4 | 3.89 | .308 | 1.32 | 8.9 | 3.1 | 8.1 | 76.1 | 75 | 33 | 33 | 3 | 26 | 68 | 1 | 0 | 0 | 0 | 7 | 1 | 3 | 2.79 |
| SP | Torrez, M.Torrez, Mike | 30 | Cardinals | R | 24 | 12 | 12 | 6 | 2 | 4.01 | .336 | 1.49 | 9.6 | 3.9 | 4.7 | 76.1 | 81 | 35 | 34 | 6 | 33 | 40 | 1 | 0 | 0 | 0 | 6 | 2 | 0 | 4.36 |
| SP | Blanco, R.Blanco, Ronel | 30 | Astros | R | 72 | 12 | 12 | 3 | 5 | 3.45 | .272 | 1.11 | 5.9 | 4.2 | 5.8 | 75.2 | 49 | 29 | 29 | 6 | 35 | 48 | 0 | 0 | 0 | 0 | 6 | 1 | 0 | 4.20 |
| SP | Hughes, D.Hughes, Dick | 29 | Cardinals | R | 87 | 12 | 12 | 1 | 7 | 4.40 | .328 | 1.45 | 10.0 | 3.2 | 6.2 | 75.2 | 83 | 38 | 37 | 7 | 27 | 52 | 0 | 0 | 0 | 0 | 5 | 1 | 3 | 3.95 |
| SP | Hershiser, O.Hershiser, Orel # | 27 | Indians | R | 79 | 12 | 12 | 4 | 7 | 6.12 | .357 | 1.65 | 10.3 | 4.6 | 4.3 | 75.0 | 86 | 54 | 51 | 17 | 38 | 36 | 0 | 0 | 0 | 0 | 4 | 1 | 3 | 6.55 |
| SP | Holtzman, K.Holtzman, Ken | 27 | Cubs | L | 51 | 12 | 12 | 1 | 8 | 5.67 | .324 | 1.42 | 10.1 | 2.7 | 4.4 | 73.0 | 82 | 50 | 46 | 16 | 22 | 36 | 1 | 0 | 0 | 0 | 5 | 1 | 1 | 5.81 |
| SP | Martinez, D.Martinez, Dennis # | 37 | Indians | R | 78 | 12 | 12 | 5 | 2 | 5.70 | .327 | 1.46 | 10.6 | 2.6 | 4.8 | 72.2 | 85 | 47 | 46 | 13 | 21 | 38 | 2 | 0 | 0 | 0 | 5 | 0 | 2 | 5.17 |
| SP | Pizarro, J.Pizarro, Juan | 27 | Cubs | L | 69 | 12 | 12 | 4 | 8 | 5.90 | .330 | 1.48 | 10.0 | 3.4 | 5.2 | 71.2 | 79 | 50 | 47 | 11 | 27 | 41 | 4 | 0 | 0 | 1 | 5 | 0 | 3 | 5.00 |
| SP | Shawkey, B.Shawkey, Bob # | 26 | Yankees | R | 73 | 12 | 12 | 1 | 6 | 3.79 | .284 | 1.19 | 8.1 | 2.7 | 5.6 | 71.1 | 64 | 33 | 30 | 8 | 21 | 44 | 0 | 0 | 0 | 0 | 5 | 0 | 1 | 4.11 |
| SP | Boddicker, M.Boddicker, Mike | 26 | Orioles | R | 62 | 12 | 12 | 2 | 3 | 4.54 | .312 | 1.33 | 7.6 | 4.4 | 6.2 | 71.1 | 60 | 38 | 36 | 10 | 35 | 49 | 1 | 0 | 0 | 1 | 6 | 2 | 0 | 5.01 |
| SP | Toney, F.Toney, Fred # | 27 | Giants | R | 74 | 12 | 12 | 4 | 4 | 6.37 | .356 | 1.64 | 10.5 | 4.4 | 6.6 | 70.2 | 82 | 54 | 50 | 9 | 34 | 51 | 0 | 0 | 0 | 0 | 3 | 1 | 3 | 4.71 |
| SP | Brown, H.Brown, Hunter | 26 | Astros | R | 84 | 12 | 12 | 6 | 3 | 4.09 | .310 | 1.35 | 7.7 | 4.5 | 7.8 | 70.1 | 60 | 32 | 32 | 7 | 35 | 61 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 4.06 |
| SP | Rommel, E.Rommel, Eddie | 23 | Athletics | R | 8 | 12 | 12 | 5 | 3 | 3.60 | .276 | 1.13 | 7.6 | 2.6 | 4.4 | 70.0 | 59 | 34 | 28 | 6 | 20 | 34 | 0 | 0 | 0 | 0 | 5 | 1 | 2 | 4.04 |
| SP | Padilla, V.Padilla, Vicente | 33 | Dodgers | R | 60 | 12 | 12 | 5 | 4 | 5.17 | .343 | 1.55 | 10.8 | 3.3 | 6.1 | 69.2 | 83 | 46 | 40 | 6 | 25 | 47 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 3.90 |
| SP | Garver, N.Garver, Ned | 29 | Tigers | R | 39 | 12 | 12 | 3 | 7 | 6.62 | .342 | 1.54 | 10.6 | 3.4 | 4.4 | 69.1 | 81 | 57 | 51 | 11 | 26 | 34 | 2 | 0 | 0 | 1 | 6 | 1 | 2 | 5.26 |
| SP | Bush, J.Bush, Joe | 24 | Yankees | R | 38 | 12 | 12 | 4 | 6 | 6.62 | .366 | 1.69 | 9.9 | 5.3 | 5.2 | 69.1 | 76 | 55 | 51 | 14 | 41 | 40 | 0 | 0 | 0 | 0 | 4 | 3 | 2 | 6.39 |
| SP | Urquidy, J.Urquidy, Jose | 26 | Astros | R | 82 | 12 | 12 | 6 | 1 | 4.57 | .355 | 1.65 | 11.2 | 3.7 | 4.3 | 69.0 | 86 | 35 | 35 | 3 | 28 | 33 | 0 | 0 | 0 | 0 | 4 | 0 | 2 | 3.83 |
| RP | Walberg, R.Walberg, Rube | 32 | Athletics | L | 30 | 29 | 0 | 2 | 0 | 4.50 | .304 | 1.29 | 8.3 | 3.3 | 4.5 | 68.0 | 63 | 35 | 34 | 9 | 25 | 34 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 4.87 |
| SP | Jenkins, F.Jenkins, Fergie | 32 | Cubs | R | 66 | 12 | 12 | 2 | 3 | 7.12 | .385 | 1.87 | 14.5 | 2.3 | 3.9 | 67.0 | 108 | 60 | 53 | 10 | 17 | 29 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 4.88 |
| SP | Wolf, R.Wolf, Randy | 33 | Dodgers | L | 57 | 12 | 12 | 6 | 4 | 6.24 | .332 | 1.45 | 10.9 | 2.2 | 6.1 | 66.1 | 80 | 47 | 46 | 15 | 16 | 45 | 1 | 0 | 0 | 1 | 5 | 3 | 0 | 5.45 |
| SP | Sanchez, A.Sanchez, Anibal | 34 | Nationals | R | 65 | 12 | 12 | 4 | 2 | 4.50 | .336 | 1.52 | 10.1 | 3.5 | 6.8 | 66.0 | 74 | 35 | 33 | 11 | 26 | 50 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 4.83 |
| SP | Schupp, F.Schupp, Ferdie | 25 | Giants | L | 94 | 12 | 12 | 5 | 3 | 3.31 | .282 | 1.18 | 8.0 | 2.6 | 5.7 | 65.1 | 58 | 32 | 24 | 13 | 19 | 41 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 5.22 |
| SP | Earnshaw, G.Earnshaw, George | 31 | Athletics | R | 25 | 12 | 12 | 3 | 7 | 6.40 | .370 | 1.72 | 11.5 | 4.1 | 6.3 | 64.2 | 82 | 49 | 46 | 11 | 29 | 45 | 1 | 0 | 0 | 0 | 4 | 3 | 0 | 5.33 |
| SP | Kuroda, H.Kuroda, Hiroki | 37 | Dodgers | R | 35 | 12 | 12 | 4 | 3 | 5.43 | .333 | 1.48 | 10.8 | 2.7 | 5.2 | 64.2 | 77 | 39 | 39 | 8 | 19 | 37 | 1 | 0 | 0 | 1 | 5 | 1 | 4 | 4.41 |
| SP | Hands, B.Hands, Bill # | 28 | Cubs | R | 68 | 12 | 12 | 3 | 1 | 5.46 | .332 | 1.46 | 11.1 | 2.1 | 6.0 | 64.1 | 79 | 43 | 39 | 9 | 15 | 43 | 0 | 0 | 0 | 0 | 7 | 2 | 2 | 4.28 |
| RP | Pennock, H.Pennock, Herb | 23 | Yankees | L | 52 | 23 | 0 | 3 | 3 | 2.97 | .308 | 1.32 | 9.6 | 2.4 | 3.9 | 60.2 | 64 | 27 | 20 | 4 | 16 | 26 | 0 | 3 | 2 | 0 | 0 | 1 | 0 | 3.85 |
| SP | Butland, B.Butland, Bill # | 24 | Red Sox | R | 64 | 12 | 12 | 2 | 5 | 4.92 | .344 | 1.56 | 9.5 | 4.7 | 3.6 | 60.1 | 63 | 37 | 33 | 7 | 31 | 24 | 0 | 0 | 0 | 0 | 1 | 1 | 3 | 5.32 |
| SP | Aguirre, H.Aguirre, Hank | 31 | Cubs | L | 75 | 12 | 12 | 5 | 6 | 4.65 | .323 | 1.43 | 8.0 | 5.0 | 6.0 | 60.0 | 53 | 36 | 31 | 9 | 33 | 40 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 5.27 |