Single-Season Top 10 Leaders

WAR for Pitchers †
1. Dean Chance1964 9.4
2. Mark Langston1993 8.5
3. Frank Tanana1977 8.3
4. Nolan Ryan1977 7.8
5. Chuck Finley1990 7.7
Nolan Ryan1973 7.7
7. Jim Abbott1991 7.6
8. Frank Tanana1976 7.5
9. Frank Tanana1975 7.4
10. Mark Langston1991 7.3
Earned Run Average
1. Dean Chance1964 1.65
2. Nolan Ryan1972 2.28
3. Chuck Finley1990 2.4
4. Jered Weaver2011 2.41
5. Frank Tanana1976 2.43
6. Andy Messersmith1969 2.52
7. Frank Tanana1977 2.54
8. George Brunet1965 2.56
9. Chuck Finley1989 2.57
10. Rickey Clark1967 2.59
Wins
1. Nolan Ryan1974 22
Clyde Wright1970 22
3. Bartolo Colon2005 21
Nolan Ryan1973 21
5. Dean Chance1964 20
Andy Messersmith1971 20
Bill Singer1973 20
Jered Weaver2012 20
9. John Lackey2007 19
Mark Langston1991 19
Nolan Ryan1972 19
Nolan Ryan1977 19
Frank Tanana1976 19
Win-Loss %
1. Matt Shoemaker2014 .800
Jered Weaver2012 .800
3. Bert Blyleven1989 .773
4. Garrett Richards2014 .765
5. Jarrod Washburn2002 .750
6. John Lackey2005 .737
7. Bartolo Colon2005 .724
8. Kelvim Escobar2007 .720
9. Joe Saunders2008 .708
C.J. Wilson2013 .708
Walks & Hits per IP
1. Frank Tanana1976 0.988
2. Dean Chance1964 1.006
3. Jered Weaver2011 1.010
4. Jered Weaver2012 1.018
5. Dan Haren2011 1.024
6. Dylan Bundy2020 1.036
7. Garrett Richards2014 1.038
8. George Brunet1968 1.056
9. Jered Weaver2010 1.074
10. Andy Messersmith1969 1.076
Hits per 9 IP
1. Nolan Ryan1972 5.261
2. Nolan Ryan1977 5.960
3. Nolan Ryan1974 5.979
4. Andy Messersmith1969 6.084
5. Nolan Ryan1976 6.109
6. Dean Chance1964 6.273
7. Nolan Ryan1973 6.571
8. Garrett Richards2014 6.617
Frank Tanana1976 6.617
10. Andy Messersmith1972 6.631
Bases On Balls per 9 IP
1. Paul Byrd2005 1.233
2. Dan Haren2011 1.246
3. Ken Forsch1981 1.588
4. Bert Blyleven1989 1.643
5. Bartolo Colon2005 1.738
6. Paul Hartzell1977 1.806
7. Fred Newman1964 1.847
8. Tommy John1983 1.879
9. Don Sutton1987 1.925
10. Ervin Santana2008 1.932
Strikeouts per 9 IP
1. Nolan Ryan1973 10.574
2. Nolan Ryan1972 10.426
3. Nolan Ryan1976 10.351
4. Nolan Ryan1977 10.264
5. Nolan Ryan1978 9.972
6. Nolan Ryan1974 9.929
7. Dylan Bundy2020 9.868
8. Andrew Heaney2020 9.450
9. Frank Tanana1975 9.408
10. Jered Weaver2010 9.348
Games Played
1. Scot Shields2005 78
2. Jose Alvarez2018 76
Francisco Rodriguez2008 76
Joe Smith2014 76
5. Dane De La Rosa2013 75
6. Steve Cishek2021 74
Kevin Jepsen2014 74
Scot Shields2006 74
9. Ty Buttrey2019 72
Mike Mayers2021 72
Fernando Rodney2010 72
Minnie Rojas1967 72
Fernando Salas2015 72
Saves
1. Francisco Rodriguez2008 62
2. Brian Fuentes2009 48
3. Francisco Rodriguez2006 47
4. Bryan Harvey1991 46
5. Francisco Rodriguez2005 45
6. Troy Percival1998 42
7. Troy Percival2002 40
Francisco Rodriguez2007 40
Huston Street2015 40
10. Troy Percival2001 39
Innings Pitched
1. Nolan Ryan1974 332.2
2. Nolan Ryan1973 326.0
3. Bill Singer1973 315.2
4. Nolan Ryan1977 299.0
5. Frank Tanana1976 288.1
6. Nolan Ryan1976 284.1
7. Nolan Ryan1972 284.0
8. Dean Chance1964 278.1
9. Andy Messersmith1971 276.2
Clyde Wright1971 276.2
Strikeouts
1. Nolan Ryan1973 383
2. Nolan Ryan1974 367
3. Nolan Ryan1977 341
4. Nolan Ryan1972 329
5. Nolan Ryan1976 327
6. Frank Tanana1975 269
7. Frank Tanana1976 261
8. Nolan Ryan1978 260
9. Bill Singer1973 241
10. Jered Weaver2010 233
Games Started
1. Nolan Ryan1974 41
2. Bill Singer1973 40
3. Nolan Ryan1972 39
Nolan Ryan1973 39
Nolan Ryan1976 39
Clyde Wright1970 39
7. Andy Messersmith1971 38
Tom Murphy1970 38
9. George Brunet1967 37
Dean Chance1966 37
Nolan Ryan1977 37
Clyde Wright1971 37
Complete Games
1. Nolan Ryan1973 26
Nolan Ryan1974 26
3. Frank Tanana1976 23
4. Nolan Ryan1977 22
5. Nolan Ryan1976 21
6. Nolan Ryan1972 20
Frank Tanana1977 20
8. Bill Singer1973 19
9. Nolan Ryan1979 17
10. Ed Figueroa1975 16
Frank Tanana1975 16
Shutouts
1. Dean Chance1964 11
2. Nolan Ryan1972 9
3. Nolan Ryan1976 7
Frank Tanana1977 7
5. Jim McGlothlin1967 6
6. Bert Blyleven1989 5
George Brunet1968 5
Nolan Ryan1975 5
Nolan Ryan1979 5
Frank Tanana1975 5
Geoff Zahn1984 5
Home Runs
1. Shawn Boskie1996 40
Ramon Ortiz2002 40
3. Ervin Santana2012 39
4. Bartolo Colon2004 38
Don Sutton1987 38
6. Allen Watson1997 37
Jered Weaver2016 37
8. Ricky Nolasco2017 35
9. Jarrod Washburn2003 34
Mike Witt1987 34
Bases on Balls
1. Nolan Ryan1977 204
2. Nolan Ryan1974 202
3. Nolan Ryan1976 183
4. Nolan Ryan1973 162
5. Nolan Ryan1972 157
6. Nolan Ryan1978 148
7. Nolan Ryan1975 132
8. Bill Singer1973 130
9. Bo Belinsky1962 122
10. Andy Messersmith1971 121
Hits
1. Tommy John1983 287
2. Bill Singer1973 280
3. Clyde Wright1973 273
4. Mike Witt1988 263
5. Frank Tanana1974 262
6. Mike Witt1987 252
Mike Witt1989 252
8. Jim Abbott1990 246
9. Chuck Finley1993 243
10. Chuck Finley1996 241
Strikeouts / Base On Balls
1. Dan Haren2011 5.818
2. Ervin Santana2008 4.553
3. Jered Weaver2010 4.315
4. Dylan Bundy2020 4.235
5. Andrew Heaney2018 4
6. Dan Haren2012 3.737
7. Frank Tanana1975 3.685
8. Andrew Heaney2020 3.684
9. Bartolo Colon2005 3.651
10. Paul Byrd2005 3.643
Home Runs per 9 IP
1. Dean Chance1964 0.226
2. Andy Messersmith1972 0.265
3. Garrett Richards2014 0.267
4. Paul Hartzell1976 0.325
5. Nolan Ryan1977 0.361
6. Dean Chance1963 0.363
7. Mike Witt1982 0.401
8. George Brunet1965 0.411
Nolan Ryan1976 0.411
10. Ken Forsch1981 0.412
Losses
1. George Brunet1967 19
Kirk McCaskill1991 19
Frank Tanana1974 19
Clyde Wright1973 19
5. Jim Abbott1996 18
Dean Chance1963 18
Nolan Ryan1976 18
8. George Brunet1968 17
Dean Chance1966 17
Mark Langston1990 17
Rudy May1973 17
Tom Murphy1971 17
Clyde Wright1971 17
Earned Runs
1. Jim Abbott1996 118
2. Willie Fraser1988 117
3. Bartolo Colon2004 116
Scott Schoeneweis2001 116
5. Mike Witt1988 115
6. Tommy John1983 113
Bill Singer1973 113
8. Shawn Boskie1996 112
Dennis Springer1997 112
10. Mike Witt1989 111
Wild Pitches
1. Garrett Richards2014 22
2. Nolan Ryan1977 21
3. John Lackey2005 18
Nolan Ryan1972 18
5. Chuck Finley1996 17
Tom Murphy1971 17
Garrett Richards2015 17
8. John Lackey2006 16
Andy Messersmith1969 16
Tom Murphy1969 16
Hit By Pitch
1. Tom Murphy1969 21
2. Ken McBride1964 16
3. Ken McBride1963 14
Scott Schoeneweis2001 14
5. Bo Belinsky1962 13
Shawn Boskie1996 13
Jason Grimsley1996 13
8. Scott Kazmir2010 12
John Lackey2007 12
Ramon Ortiz2001 12
Ramon Ortiz2003 12
Ervin Santana2010 12
Aaron Sele2003 12
Frank Tanana1977 12
Jered Weaver2015 12
Batters Faced
1. Nolan Ryan1974 1392
2. Nolan Ryan1973 1355
3. Bill Singer1973 1348
4. Nolan Ryan1977 1272
5. Nolan Ryan1976 1196
6. Andy Messersmith1971 1170
7. Nolan Ryan1972 1154
8. Frank Tanana1976 1142
9. Frank Tanana1974 1127
10. Clyde Wright1971 1107
Games Finished
1. Francisco Rodriguez2008 69
2. Bryan Harvey1991 63
3. Troy Percival1998 60
4. Raisel Iglesias2021 59
5. Francisco Rodriguez2005 58
Francisco Rodriguez2006 58
7. Brian Fuentes2009 57
Donnie Moore1985 57
9. Francisco Rodriguez2007 56
10. Minnie Rojas1967 53
Adjusted ERA+
1. Dean Chance1964 200
2. Chuck Finley1990 158
3. Jered Weaver2011 156
4. Frank Tanana1977 154
5. John Lackey2007 150
6. Chuck Finley1989 149
7. Mike Witt1986 144
8. Jim Abbott1992 143
9. Jim Abbott1991 142
Chuck Finley1993 142
Fielding Independent Pitching
1. Andy Messersmith1972 2.35
2. Dean Chance1964 2.39
3. Nolan Ryan1972 2.49
Nolan Ryan1973 2.49
Frank Tanana1975 2.49
6. Garrett Richards2014 2.60
7. Frank Tanana1976 2.76
8. George Brunet1965 2.78
9. Dean Chance1963 2.86
10. Rudy May1972 2.90
Adj. Pitching Runs
1. Dean Chance1964 57
2. Frank Tanana1977 40
Jered Weaver2011 40
4. Mike Witt1986 38
5. Nolan Ryan1977 36
6. Chuck Finley1990 35
John Lackey2007 35
Mark Langston1993 35
9. Jim Abbott1991 33
10. Bert Blyleven1989 32
Adj. Pitching Wins
1. Dean Chance1964 6.5
2. Jered Weaver2011 4.4
3. Frank Tanana1977 4.3
4. Mike Witt1986 4.0
5. Chuck Finley1990 3.8
Nolan Ryan1977 3.8
7. Mark Langston1993 3.6
8. Jim Abbott1991 3.5
Bert Blyleven1989 3.5
John Lackey2007 3.5
Base-Out Runs Saved (RE24) †
1. Dean Chance1964 65.10
2. Jered Weaver2011 47.91
3. Frank Tanana1977 47.18
4. Mike Witt1986 41.50
5. Bert Blyleven1989 39.69
6. Frank Tanana1975 39.06
7. Jarrod Washburn2002 38.29
8. Mark Langston1993 37.23
9. Nolan Ryan1973 36.95
10. Nolan Ryan1977 36.33
Win Probability Added (WPA) †
1. Dean Chance1964 8.4
2. Troy Percival1996 6.6
Nolan Ryan1973 6.6
4. Frank Tanana1976 5.5
5. Francisco Rodriguez2006 5.4
6. Jered Weaver2011 5.1
7. Bob Lee1965 4.8
Frank Tanana1975 4.8
9. Ken Tatum1969 4.6
10. Bert Blyleven1989 4.5
Brendan Donnelly2003 4.5
Sit. Wins Saved (WPA/LI) †
1. Dean Chance1964 6.2
2. Frank Tanana1976 4.9
3. Mike Witt1986 4.6
4. Jered Weaver2011 4.4
5. Nolan Ryan1977 4.0
6. Mark Langston1993 3.8
7. Nolan Ryan1973 3.7
8. Jarrod Washburn2002 3.6
9. Jim Abbott1991 3.5
10. Bert Blyleven1989 3.4
Championship WPA (cWPA) †
1. Donnie Moore1985 6.3
Mike Witt1986 6.3
3. Bert Blyleven1989 5.4
4. Kirk McCaskill1989 5.1
5. Luis Sanchez1982 5.0
6. Mike Witt1984 4.7
7. Dean Chance1962 4.2
Kirk McCaskill1986 4.2
Francisco Rodriguez2004 4.2
10. Andy Messersmith1970 4.0
Base-Out Wins Saved (REW) †
1. Dean Chance1964 8.0
2. Jered Weaver2011 5.5
3. Frank Tanana1977 5.3
4. Frank Tanana1975 4.5
5. Bert Blyleven1989 4.4
Mike Witt1986 4.4
7. Nolan Ryan1973 4.2
8. Frank Tanana1976 4.1
9. Jarrod Washburn2002 4.0
10. Jim Abbott1991 3.9
Chuck Finley1990 3.9
Nolan Ryan1977 3.9

Data Notes