Since 1900, Clayton Kershaw has the highest K/BB with 150+ strikeouts in a season, with 15.64 K/BB in 2016.

highest so/bb by a pitcher in a season since 1900 with 150+ so
2016 Kershaw 2014 Hughes 2010 Lee 2002 Schilling 2023 Kirby 2000 Martinez 1997 Maddux 1999 Martinez 2004 Sheets 2015 Scherzer 2022 Nola 1995 Maddux 2018 Verlander 2023 Eflin 2014 Kershaw 2001 Schilling 2015 Pineda 2012 Lee 2019 Scherzer 2017 Kluber 2014 Iwakuma 2022 Gausman 2010 Halladay 2022 Scherzer 2015 Kershaw 2017 Sale 2019 Verlander 0 2 4 6 8 10 12 14 15.64 11.63 10.28 9.58 9.05 8.88 8.85 8.46 8.25 8.12 8.10 7.87 7.84 7.75 7.71 7.51 7.43 7.39 7.36 7.36 7.33 7.32 7.30 7.21 7.17 7.16 7.14
NAME SEASON TM G K/BB SO W L W% GS CG GF SHO SV IP H TBF R ER HR BB IBB HBP WP ERA WHIP K/9 H/9 BB/9 ERA- FIP FIP- PRAA
Clayton Kershaw illustration Clayton Kershaw
2016
LAD logo LAD
21 15.64 172 12 4 .750 21 3 0 3 0 149.0 97 544 31 28 8 11 1 2 5 1.69 0.72 10.39 5.86 0.66 42 1.80 44 37.9
Phil Hughes illustration Phil Hughes
2014
MIN logo MIN
32 11.63 186 16 10 .615 32 1 0 0 0 209.2 221 855 88 82 16 16 1 5 1 3.52 1.13 7.98 9.49 0.69 90 2.65 69 27.2
Cliff Lee illustration Cliff Lee
2010 TOT 28 10.28 185 12 9 .571 28 7 0 1 0 212.1 195 843 84 75 16 18 2 1 3 3.18 1.00 7.84 8.27 0.76 75 2.58 61 38.1
Curt Schilling illustration Curt Schilling
2002
ARI logo ARI
36 9.58 316 23 7 .767 35 5 0 1 0 259.1 218 1,017 95 93 29 33 1 3 6 3.23 0.97 10.97 7.57 1.15 75 2.39 55 54.3
George Kirby illustration George Kirby
2023
SEA logo SEA
31 9.05 172 12 10 .545 31 1 0 0 0 190.2 179 757 74 71 22 19 1 6 1 3.35 1.04 8.12 8.45 0.90 82 3.34 79 19.1
Pedro Martinez illustration Pedro Martinez
2000
BOS logo BOS
29 8.88 284 18 6 .750 29 7 0 4 0 217.0 128 817 44 42 17 32 0 14 1 1.74 0.74 11.78 5.31 1.33 35 2.16 47 61.5
Greg Maddux illustration Greg Maddux
1997
ATL logo ATL
33 8.85 177 19 4 .826 33 5 0 2 0 232.2 200 893 58 57 9 20 6 6 0 2.20 0.95 6.85 7.74 0.77 53 2.42 58 46.2
Pedro Martinez illustration Pedro Martinez
1999
BOS logo BOS
31 8.46 313 23 4 .852 29 5 1 1 0 213.1 160 835 56 49 9 37 1 9 6 2.07 0.92 13.20 6.75 1.56 42 1.38 30 79.4
Ben Sheets illustration Ben Sheets
2004
MIL logo MIL
34 8.25 264 12 14 .462 34 5 0 0 0 237.0 201 937 85 71 25 32 1 4 8 2.70 0.98 10.03 7.63 1.22 63 2.64 59 47.2
Max Scherzer illustration Max Scherzer
2015
WSH logo WSH
33 8.12 276 14 12 .538 33 4 0 3 0 228.2 176 899 74 71 27 34 2 5 10 2.79 0.92 10.86 6.93 1.34 71 2.76 72 27.6
Aaron Nola illustration Aaron Nola
2022
PHI logo PHI
32 8.10 235 11 13 .458 32 2 0 1 0 205.0 168 807 75 74 19 29 1 9 2 3.25 0.96 10.32 7.38 1.27 80 2.57 63 34.1
Greg Maddux illustration Greg Maddux
1995
ATL logo ATL
28 7.87 181 19 2 .905 28 10 0 3 0 209.2 147 785 39 38 8 23 3 4 1 1.63 0.81 7.77 6.31 0.99 39 2.25 52 46.9
Justin Verlander illustration Justin Verlander
2018
HOU logo HOU
34 7.84 290 16 9 .640 34 1 0 1 0 214.0 156 833 63 60 28 37 0 8 5 2.52 0.90 12.20 6.56 1.56 62 2.78 67 33
Zach Eflin illustration Zach Eflin
2023
TBR logo TBR
31 7.75 186 16 8 .667 31 0 0 0 0 177.2 158 703 69 69 19 24 1 3 0 3.50 1.02 9.42 8.00 1.22 85 3.00 73 22.5
Clayton Kershaw illustration Clayton Kershaw
2014
LAD logo LAD
27 7.71 239 21 3 .875 27 6 0 2 0 198.1 139 749 42 39 9 31 0 2 7 1.77 0.86 10.85 6.31 1.41 51 1.81 50 40.5
Curt Schilling illustration Curt Schilling
2001
ARI logo ARI
35 7.51 293 22 6 .786 35 6 0 1 0 256.2 237 1,021 86 85 37 39 0 1 4 2.98 1.08 10.27 8.31 1.37 66 3.10 70 38
Michael Pineda illustration Michael Pineda
2015
NYY logo NYY
27 7.43 156 12 10 .545 27 1 0 0 0 160.2 176 668 83 78 21 21 0 3 4 4.37 1.23 8.74 9.86 1.18 108 3.33 79 15.1
Cliff Lee illustration Cliff Lee
2012
PHI logo PHI
30 7.39 207 6 9 .400 30 0 0 0 0 211.0 207 847 79 74 26 28 0 0 4 3.16 1.11 8.83 8.83 1.19 80 3.12 79 19.8
Max Scherzer illustration Max Scherzer
2019
WSH logo WSH
27 7.36 243 11 7 .611 27 0 0 0 0 172.1 144 693 59 56 18 33 2 7 0 2.92 1.03 12.69 7.52 1.72 65 2.44 54 39.1
Corey Kluber illustration Corey Kluber
2017
CLE logo CLE
29 7.36 265 18 4 .818 29 5 0 3 0 203.2 141 777 56 51 21 36 2 5 4 2.25 0.87 11.71 6.23 1.59 50 2.48 57 42.8
Hisashi Iwakuma illustration Hisashi Iwakuma
2014
SEA logo SEA
28 7.33 154 15 9 .625 28 0 0 0 0 179.0 167 709 70 70 20 21 2 2 2 3.52 1.05 7.74 8.40 1.06 96 3.25 87 9.3
Kevin Gausman illustration Kevin Gausman
2022
TOR logo TOR
31 7.32 205 12 10 .545 31 0 0 0 0 174.2 188 725 72 65 15 28 0 1 2 3.35 1.24 10.56 9.69 1.44 84 2.37 63 27.5
Roy Halladay illustration Roy Halladay
2010
PHI logo PHI
33 7.30 219 21 10 .677 33 9 0 4 0 250.2 231 993 74 68 24 30 1 6 5 2.44 1.04 7.86 8.29 1.08 61 3.00 75 27.6
Max Scherzer illustration Max Scherzer
2022
NYM logo NYM
23 7.21 173 11 5 .688 23 0 0 0 0 145.1 108 565 39 37 13 24 0 11 1 2.29 0.91 10.71 6.69 1.49 60 2.61 67 21.2
Clayton Kershaw illustration Clayton Kershaw
2015
LAD logo LAD
33 7.17 301 16 7 .696 33 4 0 3 0 232.2 163 890 62 55 15 42 1 5 9 2.13 0.88 11.64 6.31 1.62 57 1.98 52 47.7

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