Single-Season Top 10 Leaders

WAR for Pitchers †
1. Kevin Brown • 1998 8.6
2. Randy Jones • 1975 7.5
Dave Roberts • 1971 7.5
4. Ed Whitson • 1990 7.0
5. Bruce Hurst • 1989 6.5
Ed Whitson • 1989 6.5
7. Jake Peavy • 2007 6.2
Blake Snell • 2023 6.2
9. Bruce Hurst • 1990 5.0
10. Andy Ashby • 1995 4.9
Jake Peavy • 2004 4.9
Earned Run Average
1. Dinelson Lamet • 2020 2.09
2. Dave Roberts • 1971 2.1
3. Randy Jones • 1975 2.24
4. Blake Snell • 2023 2.25
5. Jake Peavy • 2004 2.27
6. Kevin Brown • 1998 2.38
7. Jake Peavy • 2007 2.54
8. Ed Whitson • 1990 2.6
9. Ed Whitson • 1989 2.66
10. Bruce Hurst • 1989 2.69
Wins
1. Randy Jones • 1976 22
2. Gaylord Perry • 1978 21
3. Randy Jones • 1975 20
4. Jake Peavy • 2007 19
5. Kevin Brown • 1998 18
Andy Hawkins • 1985 18
7. Andy Ashby • 1998 17
8. Yu Darvish • 2022 16
LaMarr Hoyt • 1985 16
Tim Lollar • 1982 16
Eric Show • 1988 16
Ed Whitson • 1989 16
Win-Loss %
1. Gaylord Perry • 1978 .778
Dennis Rasmussen • 1988 .778
Michael Wacha • 2023 .778
4. Jake Peavy • 2007 .760
5. Kevin Brown • 1998 .720
6. Jake Peavy • 2004 .714
7. Woody Williams • 2006 .706
8. Andy Hawkins • 1985 .692
9. Adam Eaton • 2005 .688
Chris Young • 2006 .688
Walks & Hits per IP
1. Dinelson Lamet • 2020 0.855
2. Yu Darvish • 2022 0.950
3. Randy Jones • 1976 1.027
4. Jake Peavy • 2005 1.044
5. Randy Jones • 1975 1.046
6. Jake Peavy • 2007 1.061
7. Kevin Brown • 1998 1.066
8. Dylan Cease • 2024 1.067
Zach Davies • 2020 1.067
10. Joe Musgrove • 2021 1.081
Hits per 9 IP
1. Dinelson Lamet • 2020 5.087
2. Blake Snell • 2023 5.750
3. Chris Young • 2007 6.139
4. Dylan Cease • 2024 6.512
5. Chris Young • 2006 6.725
6. Jake Peavy • 2007 6.810
7. Yu Darvish • 2022 6.842
8. Joe Musgrove • 2021 7.048
9. Zach Davies • 2020 7.139
10. Clay Kirby • 1971 7.171
Bases On Balls per 9 IP
1. LaMarr Hoyt • 1985 0.856
2. David Wells • 2004 0.920
3. Greg Maddux • 2007 1.136
4. Randy Jones • 1976 1.427
5. Yu Darvish • 2022 1.711
6. Kevin Brown • 1998 1.716
7. Clayton Richard • 2012 1.729
8. Bobby Jones • 2001 1.754
9. Randy Jones • 1975 1.768
Eric Stults • 2013 1.768
Strikeouts per 9 IP
1. Dinelson Lamet • 2020 12.130
2. Blake Snell • 2023 11.700
3. Yu Darvish • 2021 10.768
4. Dylan Cease • 2024 10.648
5. Michael King • 2024 10.417
6. Joe Musgrove • 2021 10.075
7. Andy Benes • 1994 9.870
8. Tyson Ross • 2015 9.735
9. Jake Peavy • 2007 9.672
10. James Shields • 2015 9.608
Games Played
1. Craig Lefferts • 1986 83
2. Brad Hand • 2016 82
3. Heath Bell • 2007 81
4. Luke Gregerson • 2010 80
Cla Meredith • 2007 80
6. Rollie Fingers • 1977 78
Tim Hill • 2021 78
Lance McCullers • 1987 78
9. Luke Gregerson • 2012 77
Mike Matthews • 2003 77
Butch Metzger • 1976 77
Chad Qualls • 2011 77
Saves
1. Trevor Hoffman • 1998 53
2. Heath Bell • 2010 47
3. Trevor Hoffman • 2006 46
4. Mark Davis • 1989 44
5. Heath Bell • 2011 43
Trevor Hoffman • 2000 43
Trevor Hoffman • 2001 43
Trevor Hoffman • 2005 43
9. Heath Bell • 2009 42
Trevor Hoffman • 1996 42
Trevor Hoffman • 2007 42
Innings Pitched
1. Randy Jones • 1976 315.1
2. Randy Jones • 1975 285.0
3. Dave Roberts • 1971 269.2
4. Clay Kirby • 1971 267.1
5. Randy Jones • 1979 263.0
6. Gaylord Perry • 1978 260.2
7. Kevin Brown • 1998 257.0
8. Randy Jones • 1978 253.0
9. Pat Dobson • 1970 251.0
10. Steve Arlin • 1972 250.0
Strikeouts
1. Kevin Brown • 1998 257
2. Jake Peavy • 2007 240
3. Blake Snell • 2023 234
4. Clay Kirby • 1971 231
5. Dylan Cease • 2024 224
6. Jake Peavy • 2005 216
James Shields • 2015 216
8. Jake Peavy • 2006 215
9. Tyson Ross • 2015 212
10. Ian Kennedy • 2014 207
Games Started
1. Randy Jones • 1976 40
2. Randy Jones • 1979 39
3. Steve Arlin • 1972 37
Gaylord Perry • 1978 37
5. Randy Jones • 1975 36
Randy Jones • 1978 36
Clay Kirby • 1971 36
8. Kevin Brown • 1998 35
Bill Greif • 1974 35
Andy Hawkins • 1986 35
Clay Kirby • 1969 35
Bob Shirley • 1977 35
Eric Show • 1985 35
Complete Games
1. Randy Jones • 1976 25
2. Randy Jones • 1975 18
3. Dave Roberts • 1971 14
4. Clay Kirby • 1971 13
Eric Show • 1988 13
6. Steve Arlin • 1972 12
7. Steve Arlin • 1971 10
Bruce Hurst • 1989 10
Fred Norman • 1972 10
Gaylord Perry • 1979 10
Home Runs
1. Kevin Jarvis • 2001 37
Bobby Jones • 2001 37
3. Ed Whitson • 1987 36
4. Jake Peavy • 2003 33
James Shields • 2015 33
Woody Williams • 1999 33
7. Ian Kennedy • 2015 31
Clayton Richard • 2012 31
Brett Tomko • 2002 31
10. Clay Kirby • 1973 30
Bases on Balls
1. Matt Clement • 2000 125
2. Steve Arlin • 1972 122
3. Clay Kirby • 1970 120
4. Clay Kirby • 1972 116
5. Dave Freisleben • 1974 112
6. Joey Hamilton • 1998 106
7. Tim Lollar • 1984 105
Edinson Vólquez • 2012 105
9. Steve Arlin • 1971 103
Clay Kirby • 1971 103
Hits
1. Randy Jones • 1976 274
2. Randy Jones • 1978 263
3. Pat Dobson • 1970 257
Randy Jones • 1979 257
5. Bobby Jones • 2001 250
6. Bill Greif • 1974 244
7. Randy Jones • 1975 242
8. Gaylord Perry • 1978 241
9. Clayton Richard • 2017 240
10. Dave Roberts • 1971 238
Strikeouts / Base On Balls
1. Yu Darvish • 2022 5.324
2. Kevin Brown • 1998 5.245
3. David Wells • 2004 5.05
4. Dinelson Lamet • 2020 4.65
5. Yu Darvish • 2021 4.523
6. Joe Musgrove • 2022 4.381
7. Jake Peavy • 2005 4.32
8. Greg Maddux • 2007 4.16
9. LaMarr Hoyt • 1985 4.15
10. Mat Latos • 2010 3.78
Home Runs per 9 IP
1. Randy Jones • 1978 0.213
2. Kevin Brown • 1998 0.280
3. Dave Roberts • 1971 0.300
4. Gaylord Perry • 1978 0.311
5. Steve Arlin • 1971 0.316
6. Juan Eichelberger • 1981 0.318
7. Tyson Ross • 2015 0.413
8. Randy Jones • 1976 0.428
9. John Curtis • 1980 0.433
10. Gaylord Perry • 1979 0.464
Losses
1. Randy Jones • 1974 22
2. Steve Arlin • 1972 21
3. Clay Kirby • 1969 20
4. Steve Arlin • 1971 19
Bill Greif • 1974 19
Bobby Jones • 2001 19
7. Clay Kirby • 1973 18
Bob Shirley • 1977 18
9. Matt Clement • 2000 17
Bill Greif • 1973 17
Joe Niekro • 1969 17
Dave Roberts • 1971 17
Eric Stults • 2014 17
Earned Runs
1. Matt Clement • 2000 117
Bill Greif • 1974 117
3. Bobby Jones • 2001 111
4. Clay Kirby • 1970 108
Ed Whitson • 1987 108
6. Randy Jones • 1979 106
7. Pat Dobson • 1970 105
Brian Lawrence • 2005 105
Clayton Richard • 2017 105
10. Joey Hamilton • 1998 103
Kevin Jarvis • 2001 103
Randy Jones • 1974 103
Wild Pitches
1. Matt Clement • 2000 23
2. Steve Arlin • 1972 15
Sterling Hitchcock • 1999 15
4. Andy Benes • 1993 14
Trevor Cahill • 2017 14
Joey Hamilton • 1996 14
Tyson Ross • 2015 14
8. Clay Kirby • 1971 13
Clay Kirby • 1973 13
Fred Norman • 1972 13
Blake Snell • 2023 13
Brent Strom • 1976 13
Hit By Pitch
1. Austin Adams • 2021 24
2. Joe Musgrove • 2021 18
3. Matt Clement • 2000 16
4. Jhoulys Chacín • 2017 14
Bill Greif • 1974 14
Joe Musgrove • 2022 14
7. Yu Darvish • 2022 12
Joey Hamilton • 1997 12
9. Andy Ashby • 1995 11
Mike Corkins • 1973 11
Joey Hamilton • 1995 11
Brian Lawrence • 2002 11
Brian Lawrence • 2003 11
Brian Lawrence • 2005 11
Jake Peavy • 2004 11
Matt Waldron • 2024 11
Batters Faced
1. Randy Jones • 1976 1251
2. Randy Jones • 1975 1124
3. Clay Kirby • 1971 1107
4. Randy Jones • 1979 1088
5. Dave Roberts • 1971 1086
6. Pat Dobson • 1970 1073
7. Steve Arlin • 1972 1072
8. Randy Jones • 1978 1058
9. Gaylord Perry • 1978 1055
10. Kevin Brown • 1998 1032
Games Finished
1. Rollie Fingers • 1977 69
2. Mark Davis • 1989 65
3. Rollie Fingers • 1978 62
Trevor Hoffman • 1996 62
Butch Metzger • 1976 62
6. Trevor Hoffman • 1998 61
7. Heath Bell • 2009 59
Trevor Hoffman • 1997 59
Trevor Hoffman • 2000 59
10. Heath Bell • 2010 57
Randy Myers • 1992 57
Adjusted ERA+
1. Dinelson Lamet • 2020 201
2. Blake Snell • 2023 187
3. Jake Peavy • 2004 171
4. Kevin Brown • 1998 164
5. Jake Peavy • 2007 158
6. Dave Roberts • 1971 157
7. Randy Jones • 1975 156
8. Zach Davies • 2020 154
9. Ed Whitson • 1990 148
10. Michael King • 2024 139
Fielding Independent Pitching
1. Kevin Brown • 1998 2.23
2. Dinelson Lamet • 2020 2.48
3. Dave Roberts • 1971 2.62
4. Gaylord Perry • 1978 2.63
5. Jake Peavy • 2007 2.84
6. Clay Kirby • 1971 2.88
7. Jake Peavy • 2005 2.89
8. Mike Caldwell • 1972 2.92
9. Andy Benes • 1992 2.96
Bruce Hurst • 1989 2.96
Adj. Pitching Runs
1. Kevin Brown • 1998 46
2. Blake Snell • 2023 42
3. Jake Peavy • 2007 41
4. Randy Jones • 1975 35
5. Dave Roberts • 1971 34
6. Jake Peavy • 2004 32
Ed Whitson • 1990 32
8. Heath Bell • 2007 24
Jake Peavy • 2005 24
10. Andy Benes • 1991 22
Trevor Hoffman • 1998 22
Bruce Hurst • 1989 22
Jake Peavy • 2008 22
Adj. Pitching Wins
1. Kevin Brown • 1998 4.9
2. Blake Snell • 2023 4.4
3. Jake Peavy • 2007 4.2
4. Randy Jones • 1975 3.9
Dave Roberts • 1971 3.9
6. Ed Whitson • 1990 3.5
7. Jake Peavy • 2004 3.3
8. Jake Peavy • 2005 2.5
9. Heath Bell • 2007 2.4
Andy Benes • 1991 2.4
Bruce Hurst • 1989 2.4
Base-Out Runs Saved (RE24) †
1. Kevin Brown • 1998 48.68
2. Blake Snell • 2023 46.29
3. Jake Peavy • 2007 44.17
4. Ed Whitson • 1990 33.04
5. Dave Roberts • 1971 32.99
6. Randy Jones • 1975 30.75
7. Yu Darvish • 2022 30.41
8. Heath Bell • 2007 29.13
9. Jake Peavy • 2004 28.22
10. Scott Linebrink • 2004 27.63
Win Probability Added (WPA) †
1. Trevor Hoffman • 1998 6.3
2. Mark Davis • 1989 5.8
3. Trevor Hoffman • 1996 5.5
4. Kevin Brown • 1998 5.1
5. Heath Bell • 2010 4.9
6. Jake Peavy • 2007 4.3
Blake Snell • 2023 4.3
8. Brad Hand • 2017 4.2
Trevor Hoffman • 1999 4.2
10. Rich Gossage • 1985 4.0
Randy Jones • 1976 4.0
Jake Peavy • 2005 4.0
Kirby Yates • 2019 4.0
Sit. Wins Saved (WPA/LI) †
1. Kevin Brown • 1998 5.7
2. Randy Jones • 1976 4.3
3. Jake Peavy • 2007 4.0
4. Randy Jones • 1975 3.7
5. Blake Snell • 2023 3.0
6. Yu Darvish • 2022 2.9
Ed Whitson • 1990 2.9
Chris Young • 2007 2.9
9. Dave Roberts • 1971 2.8
10. Heath Bell • 2007 2.7
Dylan Cease • 2024 2.7
Trevor Hoffman • 1998 2.7
Championship WPA (cWPA) †
1. Heath Bell • 2007 8.5
2. Trevor Hoffman • 1996 6.5
3. Heath Bell • 2010 5.6
4. Cla Meredith • 2006 5.3
5. Rich Gossage • 1985 4.0
6. Jake Peavy • 2005 3.5
7. Trevor Hoffman • 2006 3.4
8. Dave Dravecky • 1985 3.3
9. Mike Adams • 2010 3.2
Rich Gossage • 1984 3.2
Base-Out Wins Saved (REW) †
1. Kevin Brown • 1998 5.5
2. Blake Snell • 2023 5.0
3. Jake Peavy • 2007 4.9
4. Dave Roberts • 1971 3.9
5. Ed Whitson • 1990 3.6
6. Randy Jones • 1975 3.5
7. Yu Darvish • 2022 3.4
8. Randy Jones • 1976 3.1
Jake Peavy • 2004 3.1
10. Heath Bell • 2007 3.0

Data Notes