most strikeouts by a pitcher all-time MLB
| LEAGUE | SO | G | W% | W | L | GS | ERA | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | H/9 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | NL | 1,239,397 | 237,963 | .500 | 118,203 | 118,436 | 237,963 | 3.80 | 74,204 | 9,301 | 38,821 | 2122021.1 | 2,116,485 | 896,065 | 1,066,939 | 165,753 | 735,440 | 61,880 | 45,966 | 9,070,696 | 65,459 | 5.26 | 3.12 | 1.69 | 0.70 | 13.7 | 8.1 | 1.34 | .284 | 4.53 | 8.98 |
| 2 | AL | 1,126,768 | 210,879 | .501 | 105,162 | 104,929 | 210,879 | 3.98 | 53,338 | 8,859 | 38,268 | 1881484.0 | 1,874,313 | 831,957 | 947,202 | 167,141 | 693,621 | 55,390 | 32,717 | 8,050,238 | 57,490 | 5.39 | 3.32 | 1.62 | 0.80 | 14.0 | 8.6 | 1.36 | .284 | 4.53 | 8.97 |
| 3 | AA | 37,107 | 10,078 | .500 | 4,942 | 4,942 | 10,078 | 3.52 | 9,350 | 92 | 88166.1 | 88,685 | 34,473 | 57,272 | 1,907 | 26,334 | 2,505 | 383,871 | 6,443 | 3.79 | 2.69 | 1.41 | 0.19 | 9.7 | 6.9 | 1.30 | .276 | 5.85 | 9.05 | ||
| 4 | FL | 9,644 | 2,486 | .500 | 1,220 | 1,220 | 2,486 | 3.12 | 1,457 | 214 | 162 | 22128.2 | 21,105 | 7,667 | 9,894 | 545 | 7,260 | 605 | 90,185 | 496 | 3.92 | 2.95 | 1.33 | 0.22 | 10.7 | 8.1 | 1.28 | .285 | 4.02 | 8.58 | |
| 5 | UA | 4,830 | 856 | .500 | 422 | 422 | 856 | 3.04 | 759 | 8 | 7397.0 | 7,457 | 2,501 | 4,825 | 125 | 1,134 | 31,610 | 690 | 5.88 | 1.38 | 4.26 | 0.15 | 15.3 | 3.6 | 1.16 | 5.87 | 9.07 | ||||
| 6 | PL | 2,986 | 1,058 | .500 | 525 | 525 | 1,058 | 4.23 | 930 | 21 | 9268.2 | 10,523 | 4,355 | 7,278 | 316 | 4,182 | 409 | 43,308 | 500 | 2.90 | 4.06 | 0.71 | 0.31 | 6.9 | 9.7 | 1.59 | .288 | 7.07 | 10.22 |
Mets 
Phillies 
Brewers 
Cubs 
Dodgers 
Padres 
Blue Jays 
Yankees 
Tigers 
Guardians 
Astros 
Mariners 
BAL 
ATL 
BOS 
WSH 
CIN 
LAA 
MIA 
STL 
ATH 
