Between May 12, 1978 and June 20, 2003, Roger Clemens fanned the most hitters, with 4,015 strikeouts.
Interpreted as:
most strikeouts allowed by a player from May 12, 1978 to June 20, 2003| NAME | SO | G | W | L | W% | GS | ERA | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | R. Clemens | 4,015 | 589 | 300 | 155 | .659 | 588 | 3.16 | 116 | 45 | 0 | 4164.1 | 3,565 | 1,462 | 1,613 | 305 | 1,349 | 138 | 0 | 52 | 17,180 | 124 | 8.68 | 2.92 | 2.98 | 0.66 | 23.4 | 7.9 | 1.18 | .287 | 3.49 | 7.70 |
| 2 |  | R. Johnson | 3,777 | 440 | 225 | 108 | .676 | 430 | 3.09 | 87 | 34 | 2 | 3031.2 | 2,340 | 1,041 | 1,174 | 270 | 1,236 | 141 | 5 | 19 | 12,514 | 91 | 11.21 | 3.67 | 3.06 | 0.80 | 30.2 | 9.9 | 1.18 | .292 | 3.49 | 6.95 |
| 3 |  | N. Ryan | 3,217 | 470 | 181 | 159 | .532 | 470 | 3.31 | 82 | 25 | 0 | 3102.0 | 2,366 | 1,142 | 1,301 | 198 | 1,381 | 86 | 0 | 46 | 12,921 | 169 | 9.33 | 4.01 | 2.33 | 0.57 | 24.9 | 10.7 | 1.21 | .270 | 3.77 | 6.86 |
| 4 |  | G. Maddux | 2,705 | 556 | 279 | 158 | .638 | 552 | 2.87 | 102 | 34 | 0 | 3854.2 | 3,510 | 1,229 | 1,408 | 222 | 825 | 104 | 3 | 152 | 15,654 | 52 | 6.32 | 1.93 | 3.28 | 0.52 | 17.3 | 5.3 | 1.12 | .279 | 3.29 | 8.20 |
| 5 |  | D. Cone | 2,668 | 450 | 194 | 126 | .606 | 419 | 3.47 | 56 | 22 | 1 | 2898.2 | 2,504 | 1,116 | 1,222 | 258 | 1,137 | 106 | 9 | 42 | 12,184 | 149 | 8.28 | 3.53 | 2.35 | 0.80 | 21.9 | 9.3 | 1.26 | .280 | 3.79 | 7.77 |
| 6 | | C. Finley | 2,610 | 524 | 200 | 173 | .536 | 467 | 3.85 | 63 | 15 | 0 | 3197.1 | 3,069 | 1,366 | 1,517 | 304 | 1,332 | 76 | 24 | 36 | 13,638 | 130 | 7.35 | 3.75 | 1.96 | 0.86 | 19.1 | 9.8 | 1.38 | .297 | 4.27 | 8.64 |
| 7 | | M. Langston | 2,464 | 457 | 179 | 158 | .531 | 428 | 3.97 | 81 | 18 | 0 | 2962.2 | 2,723 | 1,306 | 1,438 | 311 | 1,289 | 46 | 3 | 34 | 12,562 | 89 | 7.49 | 3.92 | 1.91 | 0.94 | 19.6 | 10.3 | 1.35 | .285 | 4.37 | 8.27 |
| 8 |  | J. Morris | 2,447 | 540 | 253 | 185 | .578 | 519 | 3.90 | 174 | 28 | 0 | 3767.0 | 3,521 | 1,633 | 1,790 | 384 | 1,361 | 57 | 10 | 99 | 15,884 | 203 | 5.85 | 3.25 | 1.80 | 0.92 | 15.4 | 8.6 | 1.30 | .270 | 4.28 | 8.41 |
| 9 | | C. Schilling | 2,430 | 436 | 159 | 111 | .589 | 324 | 3.35 | 79 | 19 | 13 | 2489.0 | 2,195 | 926 | 984 | 254 | 588 | 37 | 60 | 39 | 10,097 | 65 | 8.79 | 2.13 | 4.13 | 0.92 | 24.1 | 5.8 | 1.12 | .286 | 3.56 | 7.94 |
| 10 | | D. Gooden | 2,293 | 430 | 194 | 112 | .634 | 410 | 3.51 | 68 | 24 | 3 | 2800.2 | 2,564 | 1,091 | 1,198 | 210 | 954 | 78 | 4 | 42 | 11,705 | 76 | 7.37 | 3.07 | 2.40 | 0.67 | 19.6 | 8.2 | 1.26 | .288 | 3.85 | 8.24 |
| 11 |  | P. Martinez | 2,291 | 337 | 156 | 65 | .706 | 270 | 2.62 | 39 | 15 | 3 | 1960.2 | 1,459 | 571 | 637 | 145 | 525 | 93 | 23 | 21 | 7,810 | 47 | 10.52 | 2.41 | 4.36 | 0.67 | 29.3 | 6.7 | 1.01 | .276 | 2.92 | 6.70 |
| 12 |  | J. Smoltz | 2,287 | 504 | 163 | 119 | .578 | 361 | 3.31 | 47 | 14 | 92 | 2593.1 | 2,233 | 953 | 1,044 | 206 | 814 | 40 | 122 | 59 | 10,649 | 122 | 7.94 | 2.82 | 2.81 | 0.71 | 21.5 | 7.6 | 1.17 | .278 | 3.62 | 7.75 |
| 13 | | K. Brown | 2,164 | 434 | 193 | 123 | .611 | 424 | 3.18 | 72 | 17 | 0 | 2940.1 | 2,732 | 1,038 | 1,190 | 183 | 815 | 126 | 1 | 40 | 12,187 | 95 | 6.62 | 2.49 | 2.66 | 0.56 | 17.8 | 6.7 | 1.21 | .286 | 3.64 | 8.36 |
| 14 | | T. Glavine | 2,091 | 519 | 247 | 150 | .622 | 519 | 3.40 | 52 | 22 | 0 | 3426.1 | 3,265 | 1,293 | 1,431 | 259 | 1,171 | 50 | 0 | 114 | 14,378 | 60 | 5.49 | 3.08 | 1.79 | 0.68 | 14.5 | 8.1 | 1.29 | .278 | 3.76 | 8.58 |
| 15 | | F. Valenzuela | 2,074 | 453 | 173 | 153 | .531 | 424 | 3.54 | 113 | 31 | 2 | 2930.0 | 2,718 | 1,154 | 1,303 | 226 | 1,151 | 25 | 10 | 65 | 12,398 | 119 | 6.37 | 3.54 | 1.80 | 0.69 | 16.7 | 9.3 | 1.32 | .279 | 4.00 | 8.35 |
| 16 | | M. Mussina | 2,030 | 369 | 191 | 106 | .643 | 369 | 3.52 | 51 | 20 | 0 | 2553.1 | 2,386 | 999 | 1,062 | 269 | 574 | 31 | 0 | 19 | 10,380 | 56 | 7.16 | 2.02 | 3.54 | 0.95 | 19.6 | 5.5 | 1.16 | .283 | 3.74 | 8.41 |
| 17 | | O. Hershiser | 2,014 | 510 | 204 | 150 | .576 | 466 | 3.48 | 68 | 25 | 5 | 3130.1 | 2,939 | 1,211 | 1,367 | 235 | 1,007 | 117 | 19 | 108 | 13,150 | 121 | 5.79 | 2.90 | 2.00 | 0.68 | 15.3 | 7.7 | 1.26 | .277 | 3.93 | 8.45 |
| 18 | | A. Benes | 2,000 | 403 | 155 | 139 | .527 | 387 | 3.97 | 21 | 9 | 1 | 2505.1 | 2,377 | 1,106 | 1,206 | 289 | 909 | 55 | 6 | 52 | 10,645 | 63 | 7.18 | 3.27 | 2.20 | 1.04 | 18.8 | 8.5 | 1.31 | .282 | 4.33 | 8.54 |
| 19 | | D. Martinez | 1,995 | 637 | 227 | 182 | .555 | 539 | 3.67 | 115 | 30 | 4 | 3748.1 | 3,656 | 1,530 | 1,709 | 356 | 1,070 | 114 | 31 | 64 | 15,694 | 75 | 4.79 | 2.57 | 1.86 | 0.85 | 12.7 | 6.8 | 1.26 | .271 | 4.10 | 8.78 |
| 20 | | C. Hough | 1,989 | 567 | 182 | 183 | .499 | 439 | 3.85 | 107 | 13 | 9 | 3264.0 | 2,888 | 1,397 | 1,594 | 340 | 1,371 | 140 | 61 | 31 | 13,880 | 150 | 5.48 | 3.78 | 1.45 | 0.94 | 14.3 | 9.9 | 1.30 | .254 | 4.40 | 7.96 |
| 21 | | K. Appier | 1,974 | 401 | 165 | 131 | .557 | 389 | 3.68 | 34 | 12 | 0 | 2545.2 | 2,363 | 1,042 | 1,128 | 225 | 916 | 76 | 2 | 49 | 10,728 | 100 | 6.98 | 3.24 | 2.16 | 0.80 | 18.4 | 8.5 | 1.29 | .284 | 3.99 | 8.35 |
| 22 | | B. Welch | 1,969 | 506 | 211 | 146 | .591 | 462 | 3.47 | 61 | 28 | 8 | 3092.0 | 2,894 | 1,191 | 1,310 | 267 | 1,034 | 79 | 20 | 60 | 12,956 | 55 | 5.73 | 3.01 | 1.90 | 0.78 | 15.2 | 8.0 | 1.27 | .273 | 3.81 | 8.42 |
| 23 | | B. Witt | 1,955 | 430 | 142 | 157 | .475 | 397 | 4.83 | 47 | 11 | 0 | 2465.0 | 2,493 | 1,324 | 1,449 | 252 | 1,375 | 39 | 13 | 37 | 11,003 | 128 | 7.14 | 5.02 | 1.42 | 0.92 | 17.8 | 12.5 | 1.57 | .304 | 5.29 | 9.10 |
| 24 | | D. Darwin | 1,942 | 716 | 171 | 182 | .484 | 371 | 3.84 | 53 | 9 | 32 | 3016.2 | 2,951 | 1,286 | 1,432 | 321 | 874 | 81 | 171 | 101 | 12,716 | 52 | 5.79 | 2.61 | 2.22 | 0.96 | 15.3 | 6.9 | 1.27 | .277 | 4.27 | 8.80 |
| 25 | | B. Blyleven | 1,936 | 403 | 163 | 134 | .549 | 399 | 3.70 | 110 | 24 | 0 | 2780.0 | 2,705 | 1,144 | 1,250 | 278 | 758 | 95 | 1 | 41 | 11,599 | 65 | 6.27 | 2.45 | 2.55 | 0.90 | 16.7 | 6.5 | 1.25 | .284 | 4.05 | 8.76 |
StatMuse has game-level data for strikeouts going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
More Red Sox Stats
Team Batting Leaders 
HR
25
Story
RBI
96
Story
AVG
.305
Gonzalez
Team Pitching Leaders 
W
18
Crochet
K
255
Crochet
ERA
2.59
Crochet
Team Rankings
HR
186
15th
R
786
7th
SO
1,361
16th
ERA
3.70
5th
Rays
Orioles
HOU
MLB 2025 Batting Leaders
MLB 2025 Pitching Leaders
MLB Fantasy 2025
MLB 2025 Betting
MLB 2025 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Phillies - y | 96 | 66 | .593 | |
83 | 79 | .512 | 13.0 | |
79 | 83 | .488 | 17.0 | |
76 | 86 | .469 | 20.0 | |
66 | 96 | .407 | 30.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 97 | 65 | .599 | |
 Cubs - w | 92 | 70 | .568 | 5.0 |
 Reds - w | 83 | 79 | .512 | 14.0 |
78 | 84 | .481 | 19.0 | |
71 | 91 | .438 | 26.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 93 | 69 | .574 | |
 Padres - w | 90 | 72 | .556 | 3.0 |
81 | 81 | .500 | 12.0 | |
80 | 82 | .494 | 13.0 | |
43 | 119 | .265 | 50.0 |
Mets
Marlins
Braves
Nationals
Cardinals
Pirates
Giants
Diamondbacks
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
 Blue Jays - y | 94 | 68 | .580 | |
 Yankees - w | 94 | 68 | .580 | |
 Red Sox - w | 89 | 73 | .549 | 5.0 |
77 | 85 | .475 | 17.0 | |
75 | 87 | .463 | 19.0 | |
| AL Central | W | L | PCT | GB |
 Guardians - y | 88 | 74 | .543 | |
 Tigers - w | 87 | 75 | .537 | 1.0 |
82 | 80 | .506 | 6.0 | |
70 | 92 | .432 | 18.0 | |
60 | 102 | .370 | 28.0 | |
| AL West | W | L | PCT | GB |
 Mariners - y | 90 | 72 | .556 | |
87 | 75 | .537 | 3.0 | |
81 | 81 | .500 | 9.0 | |
76 | 86 | .469 | 14.0 | |
72 | 90 | .444 | 18.0 |
Royals
Twins
White Sox
Rangers
Athletics
Angels
