Pitcher - Single Season Leaders

WINS

1

Dinelson Lamet

SEA

2020

25

Randy Johnson

ARN

2004

23

Justin Verlander

CLA

2018

23

Corey Kluber

PHN

2017

22

Shane Bieber

NYA

2020

25

Randy Johnson

ARN

2001

23

12

Felix Hernandez

SEA

2009

22

Mark Buehrle

LAN

2009

22

3

Paul Byrd

NYA

2002

24

Marco Gonzales

ANA

2020

23

Brad Keller

SEA

2020

22

18

Tied by multiple players  

 

 

21

Clayton Kershaw

HON

2011

24

Zack Greinke

SFN

2015

23

Mike Hampton

PHN

2000

22

   

 

 

21

5

Clayton Kershaw

HOA

2015

23

Randy Johnson

ARN

2002

23

Curt Schilling

ARN

2002

22

   

 

 

21

LOSSES

1

C.C. Sabathia

TOA

2002

23

Vicente Padilla

HON

2006

21

Ryan Franklin

SEA

2004

20

Kenny Rogers

CLA

2004

20

2

Livan Hernandez

SFN

2006

22

Bartolo Colon

CLA

2004

21

Adam Eaton

WAN

2007

20

Eric Milton

SEA

2005

20

Mike Pelfrey

PHN

2010

22

8

Mark Buehrle

CHA

2003

20

Tyler Mahle

OAA

2021

20

18

Tied by multiple players  

 

 

19

4

Woody Williams

CLA

2007

21

Dallas Keuchel

ANA

2021

20

Edison Volquez

TOA

2016

20

   

 

 

19

Dylan Bundy

WAN

2018

21

Adam Wainwright

SEA

2019

20

Ben Sheets

LAN

2003

20

   

 

 

19

WINNING PERCENTAGE

1

Max Fried

WAN

2020

.952

Shaun Marcum

PIN

2008

.882

11

Clayton Kershaw

HOA

2015

.852

   

 

 

.833

2

Corey Kluber

PHN

2017

.917

7

Julio Urias

CHA

2021

.875

12

Edison Volquez

KCA

2008

.850

   

 

 

.833

3

Shane Bieber

NYA

2020

.893

8

Dinelson Lamet

SEA

2020

.862

Joe Musgrove

TOA

2021

.850

   

 

 

.833

4

Marco Gonzales

ANA

2020

.885

9

Chris Sale

BOA

2017

.857

14

Brad Keller

SEA

2020

.846

   

 

 

.833

5

Corbin Burnes

CHA

2021

.882

Ross Detwiler

ANA

2012

.857

15

Tied by multiple players  

 

 

.833

   

 

 

.833

STRIKEOUTS

1

Shane Bieber

NYA

2020

412

6

Justin Verlander

CLA

2019

327

11

Curt Schilling

ARN

2002

311

16

Max Scherzer

SFN

2018

297

2

Randy Johnson

ARN

2000

344

7

Randy Johnson

ARN

2002

326

12

Justin Verlander

CLA

2018

308

17

Gerrit Cole

NYA

2020

292

3

Jacob Degrom

SLN

2020

342

8

Clayton Kershaw

HOA

2015

323

Chris Sale

BOA

2017

308

18

Pedro Martinez

BOA

2000

286

4

Gerrit Cole

MMN

2019

337

Randy Johnson

ARN

2004

323

14

Curt Schilling

ARN

2001

299

19

Chris Sale

BOA

2015

284

5

Randy Johnson

ARN

2001

335

10

Dinelson Lamet

SEA

2020

314

15

Trevor Bauer

CHA

2020

298

20

Jose Fernandez

BOA

2016

282

BASES ON BALLS

1

Chan Ho Park

LAN

2000

143

6

Hideo Nomo

SLN

2002

122

11

Daisuke Matsuzaka

FLN

2008

115

Matt Cain

BOA

2008

113

2

Edison Volquez

KCA

2012

136

7

Ryan Dempster

HON

2000

121

Oliver Perez

LAN

2004

115

17

Barry Zito

PIN

2004

112

3

Matt Clement

PIN

2000

134

8

Bartolo Colon

CLA

2000

120

Doug Davis

FLN

2006

115

Robert Person

PHN

2000

112

4

Clayton Kershaw

HON

2009

131

9

Shawn Estes

ANA

2000

118

Chuck Finley

CLA

2000

115

Matt Kinney

KCA

2003

112

5

Russ Ortiz

SFN

2004

123

10

Felix Hernandez

SEA

2009

116

15

Barry Zito

PIN

2006

113

20

Victor Zambrano

MON

2004

110

EARNED RUN AVERAGE

1

Clayton Kershaw

HON

2013

1.60

6

Zack Greinke

SFN

2015

1.97

11

Clayton Kershaw

HOA

2014

2.10

16

Jacob Degrom

SLN

2018

2.16

2

Jake Arrieta

OAA

2015

1.68

7

Garrett Richards

TOA

2014

1.99

12

Javier Vazquez

MON

2001

2.10

17

Jered Weaver*

ARN

2010

2.18

3

Johan Santana

PIN

2010

1.80

8

Corey Kluber

PHN

2016

2.06

13

Julio Urias

CHA

2021

2.12

18

Zack Wheeler

PHN

2021

2.20

4

Clayton Kershaw

HOA

2016

1.81

9

Walker Buehler

CLA

2021

2.07

14

Corey Kluber

PHN

2017

2.13

19

Tied by multiple players  

 

 

2.21

5

Randy Johnson

ARN

2004

1.92

10

Clayton Kershaw

HOA

2015

2.07

15

Randy Johnson

ARN

2002

2.15

   

 

 

2.21

GAMES PITCHED

1

Danny Graves

TOA

2003

90

Jeff Tam

SLN

2000

85

11

Yusmeiro Petit

TOA

2019

80

16

Tied by multiple players  

 

 

77

2

Sergio Romo

LAN

2013

87

Scott Williamson

PHN

2000

85

12

Scott Sullivan

PHN

2001

79

   

 

 

77

Drew Smyly

ATN

2021

87

8

Roberto Hernandez

KCA

2000

84

Victor Santos

WAN

2005

79

   

 

 

77

4

Kelly Wunsch

ANA

2000

85

9

Matt Kinney

KCA

2003

82

Bruce Chen

PHN

2000

79

   

 

 

77

James Karinchak

PIN

2020

85

10

Peter Moylan

ANA

2009

81

Damaso Marte

SLN

2004

79

   

 

 

77

GAMES STARTED

1

C.C. Sabathia

TOA

2008

41

Ryan Dempster

HON

2000

39

11

Tied by multiple players  

 

 

37

   

 

 

37

2

Randy Johnson

ARN

2001

40

7

Adam Wainwright

TOA

2009

38

   

 

 

37

   

 

 

37

Ted Lilly

TOA

2008

40

Justin Verlander

SEA

2009

38

   

 

 

37

   

 

 

37

4

Paul Byrd

NYA

2002

39

Curt Schilling

ARN

2001

38

   

 

 

37

   

 

 

37

David Wells

TOA

2000

39

C.C. Sabathia

TOA

2009

38

   

 

 

37

   

 

 

37

INNINGS PITCHED

1

Randy Johnson

ARN

2001

281

6

Randy Johnson

ARN

2004

267

11

Clayton Kershaw

HON

2013

258

16

Bartolo Colon

CLA

2003

255

2

Curt Schilling

ARN

2001

277

7

Curt Schilling

ARN

2002

264

12

Felix Hernandez

SEA

2009

257

Jon Lieber

ATN

2000

255

3

Livan Hernandez

SFN

2004

276

8

Kevin Brown

LAN

2000

261

13

Clayton Kershaw

HOA

2015

256

18

Adam Wainwright

TOA

2009

254

4

Randy Johnson

ARN

2000

272

9

Justin Verlander

SEA

2011

260

Roy Halladay

MNA

2003

256

19

Felix Hernandez

SEA

2014

254

Randy Johnson

ARN

2002

272

10

Ben Sheets

LAN

2004

259

15

C.C. Sabathia

TOA

2008

255

20

Dallas Keuchel

ANA

2015

253

FEWEST HITS ALLOWED PER 9 INNINGS

1

Blake Snell

MNA

2018

5.18

6

Corey Kluber

PHN

2016

5.49

11

Zack Greinke

SFN

2015

5.64

16

Lucas Giolito

ATN

2020

6.02

2

Shane Bieber

NYA

2020

5.29

7

Trevor Bauer

CHA

2020

5.49

12

Tyler Glasnow

WAN

2020

5.79

17

Jake Arrieta

OAA

2015

6.02

3

Randy Johnson

ARN

2004

5.39

8

Randy Johnson

ARN

2002

5.49

13

Max Fried

WAN

2020

5.84

18

Stephen Strasburg

WAN

2019

6.05

4

Kenta Maeda

CHA

2020

5.42

9

Corey Kluber

PHN

2017

5.56

14

Clayton Kershaw

HON

2013

5.97

19

Robbie Ray

NYA

2017

6.05

5

Clayton Kershaw

HOA

2016

5.44

10

Aaron Nola

SLN

2018

5.63

15

Tim Lincecum

NYA

2011

6.00

20

Roger Clemens

NYA

2005

6.08

MOST STRIKEOUTS PER 9 INNINGS

1

Jacob Degrom

SLN

2020

14.68

6

Max Scherzer

SFN

2019

13.52

11

Max Scherzer

KCA

2020

12.65

16

Chris Sale

BOA

2015

12.35

2

Shane Bieber

NYA

2020

14.64

7

Chris Sale

BOA

2017

13.43

12

Justin Verlander

CLA

2019

12.63

17

Dinelson Lamet

SEA

2020

12.25

3

Gerrit Cole

MMN

2019

14.49

8

Jose Fernandez

BOA

2016

13.20

13

Gerrit Cole

MMN

2018

12.60

18

Max Scherzer

SFN

2017

12.22

4

Tyler Glasnow

WAN

2020

14.19

9

Corbin Burnes

CHA

2021

13.03

14

Lucas Giolito

ATN

2020

12.59

19

Pedro Martinez

BOA

2000

12.18

5

Corbin Burnes

CHA

2020

14.13

10

Justin Verlander

CLA

2018

12.74

15

Trevor Bauer

CHA

2020

12.49

20

Yu Darvish

ATN

2013

12.01

SAVES

1

Edward Mujica

HON

2013

51

Brian Fuentes

ATN

2005

47

Craig Kimbrel

TOA

2021

45

Neftali Feliz

LAN

2010

43

2

Francisco Rodriguez

SEA

2010

50

7

Francisco Rodriguez

SEA

2011

46

12

Ken Giles

WAN

2015

44

17

Tied by multiple players  

 

 

42

3

Francisco Rodriguez

SEA

2016

49

Francisco Rodriguez

SEA

2014

46

13

Joe Nathan

ANA

2009

43

   

 

 

42

4

Aroldis Chapman

BOA

2016

47

John Axford

KCA

2011

46

Jose Valverde

ARN

2010

43

   

 

 

42

Francisco Rodriguez

SEA

2008

47

10

Grant Balfour

KCA

2008

45

Ken Giles

MMN

2017

43

   

 

 

42

SHUTOUTS

1

Clayton Kershaw

HON

2011

7

Tim Lincecum

NYA

2008

6

Clayton Kershaw

HON

2012

5

   

 

 

4

2

Mike Mussina

LAN

2003

6

7

Jake Arrieta

OAA

2014

5

Corey Kluber

PHN

2016

5

   

 

 

4

Clayton Kershaw

HON

2013

6

Dallas Keuchel

ANA

2015

5

Dan Haren

KCA

2011

5

   

 

 

4

Clayton Kershaw

HOA

2015

6

Clayton Kershaw

HOA

2014

5

Randy Johnson

ARN

2004

5

   

 

 

4

Roy Halladay

MNA

2008

6

Felix Hernandez

SEA

2012

5

15

Tied by multiple players  

 

 

4

   

 

 

4

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