League pitching register -- American League
Regular season -- as of 9/28/2011
| Primary |
| Name | Team | P | ERA | W | L | S | G | GS | CG | SHO | INN | H | R | ER | BB | K | HR | GDP | WHIP | QS% | BS% | IR% | RCERA |
| Babe Adams | SCT | sp | 5.36 | 2 | 6 | 0 | 39 | 4 | 0 | 0 | 102.1 | 117 | 67 | 61 | 28 | 46 | 15 | 6 | 1.42 | .250 | .000 | .226 | 4.82 |
| Rick Aguilera | PHO | cl | 6.40 | 6 | 6 | 1 | 66 | 0 | 0 | 0 | 70.1 | 81 | 55 | 50 | 42 | 38 | 18 | 8 | 1.75 | .000 | .833 | .339 | 7.03 |
| Pete Alexander | DYE | sp | 4.01 | 15 | 13 | 0 | 33 | 33 | 9 | 1 | 233.1 | 215 | 121 | 104 | 77 | 101 | 31 | 13 | 1.25 | .515 | .000 | .000 | 3.87 |
| Johnny Allen | HIT | sp | 4.68 | 0 | 0 | 0 | 13 | 1 | 0 | 0 | 25.0 | 31 | 15 | 13 | 12 | 19 | 3 | 3 | 1.72 | .000 | .000 | .333 | 5.69 |
| Paul Assenmacher* | ALA | mr | 6.11 | 3 | 2 | 0 | 24 | 0 | 0 | 0 | 35.1 | 40 | 25 | 24 | 21 | 21 | 2 | 4 | 1.73 | .000 | .500 | .125 | 5.12 |
| Floyd Bannister* | DOG | sp | 4.79 | 15 | 9 | 0 | 31 | 31 | 3 | 1 | 189.2 | 181 | 118 | 101 | 80 | 113 | 31 | 12 | 1.38 | .452 | .000 | .000 | 4.62 |
| Armando Benitez | FRI | cl | 3.87 | 6 | 4 | 4 | 74 | 0 | 0 | 0 | 83.2 | 56 | 41 | 36 | 54 | 85 | 15 | 9 | 1.31 | .000 | .500 | .429 | 3.79 |
| Al Benton | MCC | cl | 3.87 | 7 | 3 | 0 | 74 | 6 | 2 | 1 | 144.1 | 138 | 73 | 62 | 52 | 54 | 15 | 7 | 1.32 | .667 | .000 | .380 | 4.08 |
| Bert Blyleven | PHO | sp | 4.17 | 15 | 14 | 0 | 34 | 34 | 11 | 0 | 226.2 | 212 | 117 | 105 | 83 | 129 | 33 | 10 | 1.30 | .559 | .000 | .000 | 4.10 |
| Tiny Bonham | GAS | sp | 4.01 | 6 | 4 | 0 | 51 | 4 | 0 | 0 | 123.1 | 128 | 64 | 55 | 36 | 51 | 17 | 6 | 1.33 | .500 | 1.000 | .242 | 4.49 |
| Jeff Brantley | DOG | cl | 4.62 | 0 | 3 | 0 | 55 | 0 | 0 | 0 | 85.2 | 69 | 46 | 44 | 42 | 46 | 12 | 5 | 1.30 | .000 | .000 | .328 | 3.77 |
| Jim Brewer* | MCC | cl | 3.80 | 6 | 8 | 2 | 60 | 0 | 0 | 0 | 92.1 | 85 | 48 | 39 | 41 | 45 | 16 | 9 | 1.36 | .000 | .400 | .361 | 4.18 |
| Tommy Bridges | DYE | sp | 5.64 | 5 | 6 | 0 | 24 | 14 | 2 | 0 | 111.2 | 105 | 78 | 70 | 58 | 65 | 14 | 4 | 1.46 | .286 | .000 | .250 | 4.75 |
| Kevin Brown | MUD | sp | 4.64 | 4 | 6 | 0 | 15 | 15 | 2 | 0 | 104.2 | 90 | 56 | 54 | 41 | 58 | 9 | 8 | 1.25 | .467 | .000 | .000 | 3.42 |
| John Candelaria* | TOR | sp | 3.55 | 3 | 2 | 3 | 41 | 3 | 0 | 0 | 88.2 | 73 | 38 | 35 | 49 | 44 | 13 | 12 | 1.38 | .333 | .000 | .424 | 3.80 |
| Jack Chesbro | ALA | sp | 5.39 | 9 | 10 | 0 | 47 | 24 | 2 | 0 | 170.1 | 179 | 118 | 102 | 65 | 99 | 25 | 10 | 1.43 | .333 | 1.000 | .355 | 4.88 |
| Eddie Cicotte | MUD | sp | 8.18 | 0 | 2 | 0 | 2 | 2 | 1 | 0 | 11.0 | 15 | 10 | 10 | 5 | 5 | 3 | 0 | 1.82 | .000 | .000 | .000 | 8.14 |
| Roger Clemens | CHA | sp | 2.97 | 17 | 7 | 0 | 33 | 33 | 7 | 1 | 224.0 | 170 | 91 | 74 | 75 | 171 | 23 | 17 | 1.09 | .667 | .000 | .000 | 2.79 |
| Mort Cooper | DYE | sp | 4.76 | 4 | 2 | 1 | 31 | 0 | 0 | 0 | 70.0 | 69 | 41 | 37 | 35 | 33 | 7 | 7 | 1.49 | .000 | .750 | .625 | 4.41 |
| Wilbur Cooper* | ALA | sp | 4.48 | 7 | 10 | 2 | 52 | 16 | 4 | 1 | 154.2 | 148 | 89 | 77 | 73 | 69 | 23 | 10 | 1.43 | .438 | .000 | .303 | 4.55 |
| Stan Coveleski | FRI | sp | 7.09 | 6 | 5 | 0 | 25 | 25 | 1 | 0 | 113.0 | 140 | 96 | 89 | 49 | 59 | 23 | 5 | 1.67 | .120 | .000 | .000 | 6.97 |
| Danny Darwin | HIT | mr | 4.59 | 4 | 0 | 1 | 52 | 0 | 0 | 0 | 121.2 | 108 | 67 | 62 | 48 | 56 | 17 | 7 | 1.28 | .000 | .000 | .338 | 4.04 |
| Curt Davis | ALA | sp | 4.40 | 1 | 9 | 1 | 48 | 2 | 0 | 0 | 90.0 | 112 | 47 | 44 | 30 | 31 | 9 | 4 | 1.58 | .000 | .500 | .400 | 5.60 |
| Dizzy Dean | | sp | 5.00 | 10 | 12 | 0 | 35 | 34 | 6 | 1 | 221.1 | 238 | 137 | 123 | 84 | 136 | 34 | 20 | 1.45 | .353 | .000 | .000 | 4.97 |
| Octavio Dotel | GAS | mr | 4.90 | 1 | 2 | 0 | 55 | 0 | 0 | 0 | 93.2 | 76 | 61 | 51 | 62 | 96 | 16 | 12 | 1.47 | .000 | 1.000 | .477 | 4.33 |
| Doug Drabek | TOR | sp | 4.62 | 11 | 14 | 0 | 36 | 36 | 2 | 1 | 204.1 | 224 | 118 | 105 | 73 | 77 | 24 | 15 | 1.45 | .500 | .000 | .000 | 4.70 |
| Dennis Eckersley | FRI | cl | 2.72 | 8 | 5 | 25 | 82 | 0 | 0 | 0 | 109.0 | 105 | 34 | 33 | 22 | 83 | 8 | 4 | 1.17 | .000 | .242 | .250 | 3.45 |
| Red Faber | | sp | 6.93 | 2 | 3 | 1 | 24 | 4 | 0 | 0 | 62.1 | 73 | 54 | 48 | 23 | 27 | 10 | 5 | 1.54 | .000 | .500 | .500 | 5.58 |
| Roy Face | DOG | cl | 2.91 | 6 | 5 | 24 | 59 | 0 | 0 | 0 | 77.1 | 70 | 32 | 25 | 35 | 42 | 5 | 12 | 1.36 | .000 | .172 | .219 | 3.22 |
| Sid Fernandez* | DOG | sp | 4.32 | 10 | 10 | 0 | 30 | 30 | 0 | 0 | 181.1 | 151 | 103 | 87 | 100 | 115 | 27 | 13 | 1.38 | .567 | .000 | .000 | 4.11 |
| Wes Ferrell | | sp | 4.48 | 7 | 3 | 0 | 23 | 10 | 2 | 1 | 98.1 | 89 | 62 | 49 | 54 | 41 | 12 | 7 | 1.45 | .400 | .000 | .368 | 4.24 |
| Eddie Fisher | DOG | mr | 5.55 | 2 | 8 | 3 | 54 | 5 | 0 | 0 | 99.0 | 110 | 69 | 61 | 44 | 41 | 17 | 4 | 1.56 | .000 | .400 | .370 | 5.46 |
| Terry Forster* | DYE | cl | 5.34 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 28.2 | 27 | 18 | 17 | 20 | 9 | 1 | 3 | 1.64 | .000 | .000 | .200 | 3.72 |
| Gene Garber | MCC | cl | 3.49 | 3 | 7 | 31 | 64 | 0 | 0 | 0 | 77.1 | 67 | 33 | 30 | 31 | 30 | 11 | 7 | 1.27 | .000 | .162 | .310 | 3.70 |
| Tom Glavine* | SCT | sp | 3.39 | 16 | 7 | 0 | 34 | 33 | 5 | 0 | 217.2 | 184 | 97 | 82 | 92 | 76 | 17 | 22 | 1.27 | .667 | .000 | .000 | 3.17 |
| Lefty Gomez* | MUD | sp | 4.66 | 12 | 13 | 0 | 38 | 32 | 5 | 2 | 216.1 | 212 | 126 | 112 | 90 | 124 | 25 | 17 | 1.40 | .438 | 1.000 | .500 | 4.29 |
| Dwight Gooden | CHA | sp | 4.38 | 10 | 11 | 0 | 27 | 27 | 2 | 0 | 168.2 | 169 | 102 | 82 | 72 | 118 | 23 | 8 | 1.43 | .444 | .000 | .000 | 4.75 |
| Tom Gordon | DYE | cl | 2.12 | 6 | 2 | 3 | 42 | 0 | 0 | 0 | 63.2 | 46 | 16 | 15 | 34 | 36 | 5 | 8 | 1.26 | .000 | .429 | .341 | 2.86 |
| Ron Guidry* | GAS | sp | 5.30 | 7 | 9 | 0 | 31 | 31 | 2 | 0 | 188.1 | 205 | 120 | 111 | 73 | 118 | 32 | 21 | 1.48 | .484 | .000 | .000 | 5.20 |
| Steve Hamilton* | CHA | mr | 7.45 | 4 | 6 | 0 | 48 | 0 | 0 | 0 | 54.1 | 69 | 55 | 45 | 32 | 32 | 7 | 5 | 1.86 | .000 | .500 | .405 | 6.14 |
| Mel Harder | SCT | sp | 4.70 | 10 | 9 | 0 | 30 | 30 | 0 | 0 | 176.0 | 185 | 100 | 92 | 78 | 75 | 21 | 9 | 1.49 | .367 | .000 | .000 | 4.82 |
| Tom Henke | CHA | cl | 4.55 | 2 | 7 | 38 | 65 | 0 | 0 | 0 | 65.1 | 72 | 41 | 33 | 32 | 60 | 12 | 2 | 1.59 | .000 | .156 | .250 | 5.46 |
| Mike Henneman | MCC | cl | 4.34 | 8 | 2 | 0 | 57 | 0 | 0 | 0 | 87.0 | 85 | 46 | 42 | 31 | 51 | 10 | 14 | 1.33 | .000 | .500 | .283 | 3.66 |
| Bill Henry* | MCC | mr | 2.98 | 3 | 0 | 2 | 42 | 1 | 0 | 0 | 66.1 | 61 | 23 | 22 | 30 | 38 | 5 | 5 | 1.37 | .000 | .333 | .359 | 3.97 |
| Willie Hernandez* | MCC | mr | 5.34 | 2 | 0 | 0 | 57 | 0 | 0 | 0 | 86.0 | 95 | 57 | 51 | 46 | 40 | 12 | 7 | 1.64 | .000 | .000 | .295 | 5.51 |
| Orel Hershiser | DOG | sp | 5.35 | 8 | 15 | 0 | 33 | 33 | 5 | 0 | 205.1 | 212 | 129 | 122 | 97 | 121 | 26 | 14 | 1.50 | .485 | .000 | .000 | 4.70 |
| Steve Howe* | TOR | mr | 4.41 | 4 | 5 | 1 | 56 | 0 | 0 | 0 | 63.1 | 63 | 32 | 31 | 18 | 22 | 5 | 5 | 1.28 | .000 | .400 | .303 | 3.72 |
| Bob Howry | | mr | 5.97 | 5 | 1 | 1 | 28 | 0 | 0 | 0 | 37.2 | 40 | 27 | 25 | 17 | 27 | 7 | 2 | 1.51 | .000 | .667 | .522 | 5.44 |
| Al Hrabosky* | MUD | mr | 2.89 | 1 | 0 | 2 | 8 | 0 | 0 | 0 | 9.1 | 5 | 3 | 3 | 4 | 6 | 0 | 1 | 0.96 | .000 | .000 | .444 | 1.56 |
| Carl Hubbell* | DOG | sp | 3.31 | 11 | 13 | 0 | 33 | 33 | 12 | 2 | 241.2 | 201 | 106 | 89 | 80 | 136 | 24 | 16 | 1.16 | .606 | .000 | .000 | 3.02 |
| Tim Hudson | GAS | sp | 4.68 | 9 | 11 | 0 | 31 | 31 | 3 | 2 | 186.2 | 192 | 110 | 97 | 67 | 88 | 30 | 18 | 1.39 | .484 | .000 | .000 | 4.42 |
| Catfish Hunter | TOR | sp | 4.59 | 11 | 14 | 0 | 36 | 36 | 4 | 1 | 221.1 | 212 | 125 | 113 | 81 | 105 | 33 | 12 | 1.32 | .500 | .000 | .000 | 4.40 |
| Fergie Jenkins | ALA | sp | 4.35 | 15 | 15 | 0 | 38 | 38 | 6 | 0 | 238.0 | 245 | 131 | 115 | 73 | 141 | 34 | 19 | 1.34 | .500 | .000 | .000 | 4.44 |
| Randy Johnson* | HIT | sp | 3.81 | 16 | 13 | 0 | 34 | 34 | 9 | 4 | 240.2 | 199 | 113 | 102 | 85 | 217 | 23 | 19 | 1.18 | .618 | .000 | .000 | 3.04 |
| Walter Johnson | SCT | sp | 4.34 | 12 | 14 | 0 | 32 | 32 | 8 | 0 | 213.2 | 199 | 119 | 103 | 61 | 131 | 32 | 18 | 1.22 | .500 | .000 | .000 | 3.65 |
| Doug Jones | | cl | 4.91 | 4 | 3 | 0 | 56 | 0 | 0 | 0 | 73.1 | 94 | 47 | 40 | 18 | 53 | 10 | 2 | 1.53 | .000 | .857 | .513 | 5.70 |
| Addie Joss | SCT | sp | 3.67 | 11 | 14 | 0 | 33 | 33 | 10 | 2 | 240.1 | 207 | 108 | 98 | 83 | 91 | 27 | 13 | 1.21 | .636 | .000 | .000 | 3.53 |
| Tim Keefe | TOR | sp | 4.89 | 12 | 14 | 0 | 35 | 33 | 3 | 1 | 175.0 | 169 | 104 | 95 | 72 | 95 | 27 | 12 | 1.38 | .424 | .000 | .000 | 4.41 |
| Jimmy Key* | FRI | sp | 5.02 | 11 | 6 | 0 | 32 | 32 | 4 | 0 | 188.1 | 209 | 111 | 105 | 62 | 71 | 18 | 14 | 1.44 | .438 | .000 | .000 | 4.42 |
| Ray King* | GAS | mr | 5.83 | 4 | 4 | 1 | 46 | 0 | 0 | 0 | 63.1 | 62 | 42 | 41 | 41 | 27 | 7 | 6 | 1.63 | .000 | .600 | .292 | 4.86 |
| Sandy Koufax* | MUD | sp | 4.32 | 13 | 10 | 0 | 33 | 33 | 6 | 0 | 222.2 | 192 | 115 | 107 | 113 | 184 | 22 | 17 | 1.37 | .515 | .000 | .000 | 3.84 |
| Thornton Lee* | SCT | sp | 4.62 | 4 | 6 | 1 | 73 | 0 | 0 | 0 | 103.1 | 114 | 58 | 53 | 41 | 44 | 15 | 7 | 1.50 | .000 | .556 | .448 | 5.13 |
| Sam Leever | GAS | sp | 4.64 | 11 | 13 | 0 | 33 | 33 | 7 | 0 | 221.1 | 226 | 134 | 114 | 74 | 97 | 39 | 18 | 1.36 | .485 | .000 | .000 | 4.37 |
| Craig Lefferts* | DOG | mr | 3.86 | 6 | 5 | 3 | 68 | 0 | 0 | 0 | 91.0 | 91 | 51 | 39 | 36 | 43 | 7 | 5 | 1.40 | .000 | .444 | .259 | 3.92 |
| Charlie Leibrandt* | FRI | sp | 3.38 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 8.0 | 8 | 3 | 3 | 3 | 3 | 1 | 0 | 1.38 | 1.000 | .000 | .000 | 4.08 |
| Bob Lemon | TOR | sp | 7.30 | 0 | 1 | 1 | 6 | 0 | 0 | 0 | 12.1 | 14 | 13 | 10 | 5 | 7 | 4 | 0 | 1.54 | .000 | .000 | .300 | 7.36 |
| Frank Linzy | MUD | mr | 8.44 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 16.0 | 28 | 15 | 15 | 8 | 3 | 2 | 5 | 2.25 | .000 | 1.000 | .444 | 9.18 |
| Graeme Lloyd* | HIT | mr | 3.28 | 3 | 4 | 0 | 30 | 0 | 0 | 0 | 49.1 | 39 | 19 | 18 | 22 | 11 | 5 | 2 | 1.24 | .000 | 1.000 | .348 | 3.42 |
| Mickey Lolich* | MCC | sp | 6.45 | 5 | 17 | 0 | 32 | 32 | 2 | 1 | 164.2 | 193 | 137 | 118 | 108 | 108 | 30 | 18 | 1.83 | .250 | .000 | .000 | 6.45 |
| Dolf Luque | CHA | sp | 5.60 | 2 | 8 | 1 | 51 | 9 | 0 | 0 | 119.0 | 139 | 81 | 74 | 52 | 40 | 26 | 12 | 1.61 | .222 | .000 | .432 | 5.95 |
| Ted Lyons | TOR | sp | 4.00 | 9 | 3 | 1 | 70 | 0 | 0 | 0 | 157.2 | 131 | 74 | 70 | 61 | 48 | 22 | 7 | 1.22 | .000 | .000 | .299 | 3.66 |
| Greg Maddux | CHA | sp | 2.90 | 15 | 6 | 0 | 32 | 32 | 8 | 4 | 220.0 | 205 | 87 | 71 | 33 | 98 | 18 | 11 | 1.08 | .750 | .000 | .000 | 3.05 |
| Pedro Martinez | HIT | sp | 3.27 | 15 | 11 | 0 | 34 | 34 | 7 | 1 | 242.1 | 184 | 99 | 88 | 79 | 203 | 26 | 9 | 1.09 | .647 | .000 | .000 | 2.96 |
| Tippy Martinez* | MUD | mr | 4.63 | 0 | 1 | 1 | 10 | 0 | 0 | 0 | 11.2 | 17 | 8 | 6 | 6 | 8 | 2 | 0 | 1.97 | .000 | .000 | .750 | 7.41 |
| Christy Mathewson | CHA | sp | 4.30 | 13 | 9 | 0 | 30 | 30 | 3 | 0 | 192.2 | 176 | 105 | 92 | 54 | 128 | 23 | 11 | 1.19 | .533 | .000 | .000 | 3.60 |
| Carl Mays | SCT | sp | 4.52 | 11 | 14 | 0 | 37 | 30 | 9 | 2 | 211.0 | 211 | 121 | 106 | 78 | 89 | 31 | 18 | 1.37 | .433 | .000 | .000 | 4.30 |
| Jack McDowell | MUD | sp | 6.63 | 0 | 2 | 0 | 7 | 2 | 0 | 0 | 19.0 | 23 | 16 | 14 | 13 | 14 | 5 | 1 | 1.89 | .000 | .000 | .200 | 7.32 |
| Joe McGinnity | ALA | sp | 4.08 | 15 | 10 | 0 | 36 | 36 | 2 | 0 | 244.2 | 239 | 132 | 111 | 98 | 100 | 36 | 23 | 1.38 | .472 | .000 | .000 | 4.36 |
| Denny McLain | MCC | sp | 5.74 | 8 | 16 | 0 | 33 | 33 | 4 | 1 | 200.2 | 236 | 146 | 128 | 91 | 86 | 46 | 22 | 1.63 | .242 | .000 | .000 | 6.25 |
| Don McMahon | DOG | mr | 3.23 | 6 | 6 | 3 | 64 | 0 | 0 | 0 | 83.2 | 75 | 40 | 30 | 43 | 47 | 10 | 4 | 1.41 | .000 | .000 | .259 | 3.93 |
| Greg McMichael | | mr | 3.94 | 2 | 1 | 1 | 24 | 0 | 0 | 0 | 29.2 | 36 | 17 | 13 | 19 | 10 | 1 | 2 | 1.85 | .000 | .500 | .600 | 5.39 |
| Dave McNally* | TOR | sp | 4.19 | 9 | 13 | 0 | 36 | 36 | 3 | 2 | 208.1 | 213 | 118 | 97 | 87 | 74 | 29 | 14 | 1.44 | .583 | .000 | .000 | 4.55 |
| Jose Mesa | MUD | cl | 5.45 | 1 | 2 | 8 | 34 | 0 | 0 | 0 | 36.1 | 32 | 22 | 22 | 21 | 28 | 2 | 2 | 1.46 | .000 | .000 | .160 | 3.94 |
| Andy Messersmith | DYE | sp | 4.48 | 0 | 6 | 3 | 34 | 0 | 0 | 0 | 70.1 | 59 | 37 | 35 | 37 | 45 | 10 | 4 | 1.36 | .000 | .429 | .471 | 4.14 |
| Jeff Montgomery | HIT | cl | 3.53 | 6 | 7 | 35 | 61 | 0 | 0 | 0 | 71.1 | 67 | 39 | 28 | 31 | 40 | 9 | 1 | 1.37 | .000 | .186 | .222 | 4.13 |
| Jack Morris | MCC | sp | 5.85 | 9 | 14 | 0 | 32 | 32 | 4 | 0 | 181.2 | 205 | 129 | 118 | 95 | 87 | 28 | 9 | 1.65 | .375 | .000 | .000 | 5.59 |
| Matt Morris | HIT | sp | 5.56 | 8 | 10 | 0 | 25 | 25 | 3 | 0 | 150.2 | 172 | 100 | 93 | 53 | 65 | 20 | 8 | 1.49 | .400 | .000 | .000 | 5.13 |
| Jamie Moyer* | FRI | sp | 3.29 | 15 | 7 | 0 | 30 | 27 | 5 | 1 | 177.2 | 175 | 77 | 65 | 47 | 66 | 14 | 10 | 1.25 | .556 | .000 | .000 | 3.53 |
| George Mullin | MCC | sp | 6.85 | 2 | 5 | 0 | 10 | 9 | 0 | 0 | 44.2 | 56 | 35 | 34 | 22 | 10 | 5 | 6 | 1.75 | .222 | .000 | .000 | 5.90 |
| Mike Mussina | PHO | sp | 4.07 | 14 | 10 | 0 | 36 | 35 | 10 | 1 | 225.1 | 233 | 122 | 102 | 71 | 133 | 34 | 19 | 1.35 | .457 | .000 | .000 | 4.43 |
| Robb Nen | | cl | 4.35 | 5 | 6 | 24 | 53 | 0 | 0 | 0 | 62.0 | 56 | 30 | 30 | 26 | 52 | 9 | 5 | 1.32 | .000 | .200 | .243 | 4.06 |
| Hal Newhouser* | MUD | sp | 3.64 | 12 | 10 | 0 | 32 | 28 | 2 | 0 | 187.2 | 165 | 90 | 76 | 88 | 105 | 10 | 8 | 1.35 | .607 | .000 | .333 | 3.50 |
| Gregg Olson | HIT | cl | 4.04 | 4 | 6 | 1 | 49 | 0 | 0 | 0 | 64.2 | 59 | 36 | 29 | 36 | 38 | 4 | 2 | 1.47 | .000 | .778 | .289 | 3.90 |
| Claude Osteen* | PHO | sp | 5.98 | 1 | 4 | 2 | 16 | 1 | 1 | 0 | 40.2 | 41 | 29 | 27 | 18 | 8 | 4 | 6 | 1.45 | 1.000 | .333 | .333 | 4.29 |
| Herb Pennock* | MUD | sp | 4.79 | 7 | 6 | 1 | 38 | 4 | 1 | 0 | 99.2 | 101 | 57 | 53 | 35 | 49 | 17 | 10 | 1.36 | .500 | .000 | .548 | 4.34 |
| Troy Percival | SCT | cl | 3.14 | 6 | 4 | 35 | 52 | 0 | 0 | 0 | 57.1 | 37 | 21 | 20 | 38 | 35 | 7 | 6 | 1.31 | .000 | .167 | .333 | 2.89 |
| Gaylord Perry | PHO | sp | 4.61 | 14 | 12 | 0 | 35 | 35 | 5 | 1 | 238.0 | 223 | 134 | 122 | 104 | 142 | 29 | 17 | 1.37 | .457 | .000 | .000 | 4.25 |
| Fritz Peterson* | SCT | sp | 9.88 | 1 | 0 | 1 | 15 | 0 | 0 | 0 | 13.2 | 20 | 15 | 15 | 2 | 5 | 4 | 2 | 1.61 | .000 | .000 | .389 | 8.90 |
| Eddie Plank* | CHA | sp | 4.33 | 10 | 11 | 0 | 30 | 30 | 2 | 1 | 181.0 | 140 | 106 | 87 | 92 | 97 | 19 | 16 | 1.28 | .533 | .000 | .000 | 3.46 |
| Dan Plesac* | HIT | mr | 3.97 | 3 | 2 | 2 | 50 | 0 | 0 | 0 | 47.2 | 52 | 26 | 21 | 28 | 26 | 4 | 3 | 1.68 | .000 | .286 | .265 | 4.61 |
| Johnny Podres* | PHO | sp | 5.31 | 5 | 6 | 5 | 85 | 4 | 1 | 0 | 135.2 | 142 | 84 | 80 | 64 | 88 | 17 | 9 | 1.52 | .500 | .111 | .283 | 5.06 |
| Brad Radke | GAS | sp | 5.78 | 9 | 15 | 0 | 31 | 31 | 4 | 1 | 185.1 | 214 | 128 | 119 | 54 | 76 | 37 | 10 | 1.45 | .323 | .000 | .000 | 5.53 |
| Ron Reed | ALA | mr | 4.04 | 6 | 8 | 17 | 68 | 1 | 0 | 0 | 78.0 | 84 | 44 | 35 | 31 | 42 | 6 | 9 | 1.47 | .000 | .217 | .302 | 4.38 |
| Steve Reed | SCT | mr | 3.08 | 7 | 6 | 4 | 55 | 0 | 0 | 0 | 73.0 | 45 | 25 | 25 | 29 | 25 | 6 | 2 | 1.01 | .000 | .333 | .289 | 2.28 |
| Arthur Lee Rhodes* | ALA | mr | 6.00 | 1 | 4 | 22 | 54 | 0 | 0 | 0 | 57.0 | 48 | 47 | 38 | 44 | 39 | 10 | 9 | 1.61 | .000 | .207 | .259 | 4.81 |
| Mariano Rivera | TOR | cl | 2.36 | 8 | 6 | 33 | 65 | 0 | 0 | 0 | 84.0 | 63 | 29 | 22 | 37 | 51 | 5 | 7 | 1.19 | .000 | .214 | .194 | 2.71 |
| Eppa Rixey* | CHA | sp | 3.88 | 7 | 5 | 1 | 71 | 1 | 0 | 0 | 139.0 | 143 | 71 | 60 | 49 | 48 | 10 | 9 | 1.38 | .000 | .600 | .361 | 4.02 |
| Robin Roberts | FRI | sp | 4.42 | 15 | 10 | 0 | 33 | 33 | 6 | 0 | 211.2 | 236 | 126 | 104 | 54 | 98 | 24 | 16 | 1.37 | .515 | .000 | .000 | 4.45 |
| Kenny Rogers* | FRI | sp | 4.80 | 5 | 2 | 0 | 69 | 3 | 0 | 0 | 110.2 | 131 | 68 | 59 | 59 | 38 | 10 | 6 | 1.72 | .000 | .667 | .492 | 5.88 |
| Schoolboy Rowe | MCC | sp | 4.66 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 9.2 | 10 | 9 | 5 | 9 | 6 | 3 | 0 | 1.97 | .500 | .000 | .000 | 7.96 |
| Red Ruffing | MCC | sp | 5.86 | 9 | 13 | 0 | 29 | 29 | 5 | 0 | 175.0 | 201 | 129 | 114 | 67 | 95 | 31 | 6 | 1.53 | .310 | .000 | .000 | 5.85 |
| Jack Sanford | PHO | sp | 4.89 | 5 | 2 | 1 | 55 | 0 | 0 | 0 | 77.1 | 81 | 49 | 42 | 41 | 30 | 13 | 11 | 1.58 | .000 | .500 | .500 | 5.32 |
| Tom Seaver | PHO | sp | 3.95 | 13 | 12 | 0 | 36 | 36 | 10 | 2 | 253.0 | 226 | 120 | 111 | 94 | 189 | 44 | 19 | 1.26 | .556 | .000 | .000 | 3.73 |
| Jeff Shaw | PHO | cl | 3.80 | 5 | 7 | 21 | 72 | 0 | 0 | 0 | 83.0 | 77 | 38 | 35 | 33 | 33 | 8 | 5 | 1.33 | .000 | .233 | .415 | 3.76 |
| Urban Shocker | DYE | sp | 4.18 | 6 | 7 | 0 | 17 | 15 | 4 | 0 | 114.0 | 107 | 61 | 53 | 43 | 67 | 13 | 11 | 1.32 | .533 | .000 | 1.000 | 3.82 |
| Lee Smith | MUD | cl | 2.91 | 7 | 2 | 8 | 59 | 0 | 0 | 0 | 80.1 | 75 | 29 | 26 | 40 | 53 | 5 | 6 | 1.43 | .000 | .308 | .333 | 3.99 |
| John Smoltz | FRI | sp | 4.30 | 13 | 10 | 0 | 33 | 31 | 5 | 1 | 192.2 | 194 | 108 | 92 | 70 | 138 | 30 | 11 | 1.37 | .452 | .000 | .500 | 4.54 |
| Mario Soto | HIT | sp | 5.46 | 7 | 18 | 0 | 35 | 32 | 3 | 0 | 191.1 | 191 | 127 | 116 | 108 | 116 | 35 | 12 | 1.56 | .438 | .000 | .750 | 5.29 |
| Warren Spahn* | MUD | sp | 5.40 | 0 | 2 | 0 | 4 | 4 | 1 | 0 | 20.0 | 22 | 16 | 12 | 4 | 11 | 3 | 1 | 1.30 | .250 | .000 | .000 | 5.01 |
| Bob Stanley | HIT | cl | 4.48 | 12 | 11 | 0 | 34 | 34 | 3 | 0 | 213.0 | 253 | 119 | 106 | 72 | 65 | 20 | 15 | 1.53 | .471 | .000 | .000 | 4.85 |
| Mike Stanton* | FRI | mr | 4.67 | 4 | 4 | 2 | 72 | 0 | 0 | 0 | 88.2 | 90 | 53 | 46 | 48 | 57 | 11 | 7 | 1.56 | .000 | .556 | .397 | 5.19 |
| Dave Stieb | | sp | 3.97 | 11 | 15 | 0 | 31 | 31 | 6 | 1 | 222.1 | 192 | 107 | 98 | 99 | 111 | 25 | 13 | 1.31 | .581 | .000 | .000 | 3.69 |
| Bruce Sutter | DYE | cl | 4.90 | 6 | 6 | 18 | 44 | 0 | 0 | 0 | 60.2 | 63 | 37 | 33 | 18 | 33 | 14 | 7 | 1.34 | .000 | .182 | .515 | 4.64 |
| Frank Tanana* | GAS | sp | 5.07 | 15 | 7 | 0 | 31 | 31 | 3 | 1 | 183.0 | 173 | 118 | 103 | 71 | 97 | 35 | 10 | 1.33 | .548 | .000 | .000 | 4.57 |
| Jesse Tannehill* | SCT | sp | 3.72 | 1 | 0 | 1 | 25 | 0 | 0 | 0 | 46.0 | 44 | 20 | 19 | 17 | 19 | 5 | 4 | 1.33 | .000 | .000 | .389 | 3.60 |
| Jeff Tesreau | MUD | sp | 5.67 | 1 | 4 | 0 | 5 | 5 | 1 | 0 | 27.0 | 27 | 18 | 17 | 12 | 19 | 3 | 1 | 1.44 | .400 | .000 | .000 | 5.22 |
| Luis Tiant | MCC | sp | 5.43 | 7 | 8 | 0 | 18 | 18 | 2 | 1 | 119.1 | 131 | 83 | 72 | 62 | 70 | 19 | 8 | 1.62 | .278 | .000 | .000 | 5.47 |
| Mike Timlin | FRI | mr | 4.72 | 4 | 3 | 2 | 14 | 2 | 0 | 0 | 26.2 | 33 | 16 | 14 | 13 | 14 | 3 | 4 | 1.72 | .000 | .500 | .500 | 5.89 |
| Fernando Valenzuela* | PHO | sp | 5.42 | 6 | 5 | 0 | 20 | 17 | 3 | 1 | 109.2 | 123 | 73 | 66 | 55 | 62 | 16 | 10 | 1.62 | .353 | 1.000 | .600 | 5.47 |
| Dazzy Vance | DYE | sp | 3.67 | 13 | 10 | 0 | 32 | 32 | 7 | 1 | 232.2 | 209 | 101 | 95 | 110 | 175 | 34 | 16 | 1.37 | .563 | .000 | .000 | 4.21 |
| Rube Waddell* | TOR | sp | 5.23 | 4 | 7 | 0 | 18 | 18 | 1 | 1 | 98.0 | 102 | 61 | 57 | 50 | 80 | 14 | 9 | 1.55 | .556 | .000 | .000 | 5.08 |
| Ed Walsh | ALA | sp | 4.18 | 14 | 10 | 0 | 33 | 33 | 5 | 0 | 200.1 | 206 | 101 | 93 | 76 | 128 | 28 | 12 | 1.41 | .515 | .000 | .000 | 4.57 |
| Lon Warneke | DOG | sp | 4.39 | 12 | 12 | 0 | 30 | 30 | 8 | 2 | 203.0 | 178 | 107 | 99 | 77 | 96 | 24 | 11 | 1.26 | .433 | .000 | .000 | 3.80 |
| Eddie Watt | HIT | mr | 6.23 | 0 | 2 | 0 | 19 | 2 | 0 | 0 | 34.2 | 35 | 26 | 24 | 19 | 24 | 5 | 3 | 1.56 | .000 | .000 | .375 | 5.11 |
| John Wetteland | FRI | cl | 3.82 | 8 | 3 | 4 | 73 | 0 | 0 | 0 | 96.2 | 73 | 45 | 41 | 29 | 98 | 13 | 4 | 1.06 | .000 | .143 | .222 | 3.13 |
| Bob Wickman | GAS | mr | 3.28 | 7 | 5 | 3 | 64 | 0 | 0 | 0 | 79.2 | 73 | 34 | 29 | 36 | 39 | 7 | 5 | 1.37 | .000 | .500 | .351 | 3.73 |
| Hoyt Wilhelm | TOR | cl | 2.18 | 4 | 6 | 2 | 71 | 0 | 0 | 0 | 99.0 | 86 | 28 | 24 | 43 | 58 | 7 | 11 | 1.30 | .000 | .600 | .380 | 3.33 |
| Hooks Wiltse* | GAS | sp | 4.15 | 2 | 3 | 1 | 43 | 1 | 0 | 0 | 69.1 | 73 | 37 | 32 | 26 | 35 | 12 | 3 | 1.43 | 1.000 | .000 | .432 | 4.91 |
| Joe Wood | DYE | sp | 4.70 | 12 | 12 | 0 | 34 | 34 | 8 | 2 | 210.2 | 192 | 131 | 110 | 96 | 113 | 31 | 17 | 1.37 | .353 | .000 | .000 | 4.31 |
| Wilbur Wood* | ALA | mr | 3.47 | 9 | 4 | 1 | 52 | 12 | 2 | 0 | 163.1 | 151 | 70 | 63 | 32 | 62 | 18 | 8 | 1.12 | .667 | .000 | .351 | 3.51 |
| Todd Worrell | GAS | cl | 4.99 | 6 | 12 | 30 | 69 | 0 | 0 | 0 | 74.0 | 79 | 43 | 41 | 26 | 50 | 12 | 8 | 1.42 | .000 | .231 | .238 | 4.70 |
| Early Wynn | MUD | sp | 3.12 | 5 | 2 | 1 | 18 | 0 | 0 | 0 | 34.2 | 32 | 14 | 12 | 18 | 19 | 4 | 2 | 1.44 | .000 | .500 | .467 | 4.08 |