Single-Season Top 10 Leaders

WAR for Pitchers †
1. John Clarkson • 1889 16.7
2. Charlie Buffinton • 1884 15.0
3. Tommy Bond • 1879 14.3
4. Tommy Bond • 1878 13.9
5. Kid Nichols • 1890 12.9
6. Kid Nichols • 1893 12.0
7. Tommy Bond • 1877 11.7
8. Jim Whitney • 1883 11.4
9. Kid Nichols • 1898 10.8
10. Kid Nichols • 1897 10.7
Earned Run Average
1. Greg Maddux • 1994 1.56
2. Greg Maddux • 1995 1.63
3. Phil Niekro • 1967 1.87
4. Bill James • 1914 1.9
5. Tommy Bond • 1879 1.96
6. Lefty Tyler • 1916 2.02
7. Tommy Bond • 1878 2.06
8. Bill Sowders • 1888 2.07
9. Pat Ragan • 1916 2.08
10. Jim Whitney • 1884 2.09
Wins
1. John Clarkson • 1889 49
2. Charlie Buffinton • 1884 48
3. Tommy Bond • 1879 43
4. Tommy Bond • 1877 40
Tommy Bond • 1878 40
6. Jim Whitney • 1883 37
7. Kid Nichols • 1892 35
Jack Stivetts • 1892 35
9. Kid Nichols • 1893 34
10. John Clarkson • 1888 33
John Clarkson • 1891 33
Win-Loss %
1. Max Fried • 2020 1.000
2. Greg Maddux • 1995 .905
3. Chris Sale • 2024 .857
4. John Smoltz • 1998 .850
5. Tom Hughes • 1916 .842
6. Greg Maddux • 1997 .826
7. Jorge Sosa • 2005 .813
8. Phil Niekro • 1982 .810
9. Kyle Wright • 2022 .808
10. Denny Neagle • 1997 .800
Spencer Strider • 2023 .800
Walks & Hits per IP
1. Greg Maddux • 1995 0.811
2. Jim Whitney • 1884 0.890
3. Greg Maddux • 1994 0.896
4. Greg Maddux • 1997 0.946
5. Tom Hughes • 1915 0.949
6. Dick Rudolph • 1916 0.974
7. Greg Maddux • 1998 0.980
8. Pat Jarvis • 1968 0.984
9. Charlie Buffinton • 1884 0.991
10. Kevin Millwood • 1999 0.996
Hits per 9 IP
1. Julio Teheran • 2018 6.250
2. Greg Maddux • 1995 6.310
3. Mike Foltynewicz • 2018 6.393
4. Charlie Morton • 2021 6.592
5. Kevin Millwood • 1999 6.632
6. Tom Hughes • 1915 6.678
7. Greg Maddux • 1994 6.683
8. Buzz Capra • 1974 6.760
9. Tom Hughes • 1916 6.764
10. John Smoltz • 1989 6.923
Bases On Balls per 9 IP
1. Tommy Bond • 1879 0.389
2. Tommy Bond • 1878 0.558
3. Jim Whitney • 1883 0.613
4. Tommy Bond • 1877 0.622
5. Bobby Mathews • 1882 0.695
6. Jim Whitney • 1884 0.723
7. Jim Whitney • 1885 0.755
8. Greg Maddux • 1997 0.774
9. Tommy Bond • 1880 0.822
10. Foghorn Bradley • 1876 0.831
Strikeouts per 9 IP
1. Spencer Strider • 2023 13.548
2. Chris Sale • 2024 11.398
3. Charlie Morton • 2022 10.727
4. Charlie Morton • 2021 10.470
5. Charlie Morton • 2023 10.084
6. Mike Foltynewicz • 2018 9.934
7. John Smoltz • 1996 9.792
8. Javier Vázquez • 2009 9.766
9. Max Fried • 2019 9.398
10. John Smoltz • 1998 9.286
Games Played
1. Peter Moylan • 2009 87
2. Peter Moylan • 2010 85
Jonny Venters • 2011 85
4. Chris Reitsma • 2004 84
5. Will Ohman • 2008 83
6. Brad Clontz • 1996 81
7. Mike Gonzalez • 2009 80
Ray King • 2003 80
Peter Moylan • 2007 80
10. Antonio Alfonseca • 2004 79
Craig Kimbrel • 2011 79
Jonny Venters • 2010 79
Saves
1. John Smoltz • 2002 55
2. Craig Kimbrel • 2013 50
3. Craig Kimbrel • 2014 47
4. Craig Kimbrel • 2011 46
5. John Smoltz • 2003 45
6. John Smoltz • 2004 44
7. Craig Kimbrel • 2012 42
8. Kenley Jansen • 2022 41
9. Mark Wohlers • 1996 39
10. John Rocker • 1999 38
Innings Pitched
1. John Clarkson • 1889 620.0
2. Charlie Buffinton • 1884 587.0
3. Tommy Bond • 1879 555.1
4. Jim Whitney • 1881 552.1
5. Tommy Bond • 1878 532.2
6. Tommy Bond • 1877 521.0
7. Jim Whitney • 1883 514.0
8. Old Hoss Radbourn • 1886 509.1
9. Tommy Bond • 1880 493.0
10. John Clarkson • 1888 483.1
Strikeouts
1. Charlie Buffinton • 1884 417
2. Jim Whitney • 1883 345
3. John Clarkson • 1889 284
4. Spencer Strider • 2023 281
5. John Smoltz • 1996 276
6. Jim Whitney • 1884 270
7. Phil Niekro • 1977 262
8. Phil Niekro • 1978 248
9. Charlie Buffinton • 1885 242
10. John Smoltz • 1997 241
Games Started
1. John Clarkson • 1889 72
2. Charlie Buffinton • 1884 67
3. Tommy Bond • 1879 64
4. Jim Whitney • 1881 63
5. Tommy Bond • 1878 59
6. Tommy Bond • 1877 58
Old Hoss Radbourn • 1886 58
8. Tommy Bond • 1880 57
9. Jim Whitney • 1883 56
10. John Clarkson • 1888 54
Complete Games
1. John Clarkson • 1889 68
2. Charlie Buffinton • 1884 63
3. Tommy Bond • 1879 59
4. Tommy Bond • 1877 58
5. Tommy Bond • 1878 57
Old Hoss Radbourn • 1886 57
Jim Whitney • 1881 57
8. Jim Whitney • 1883 54
9. John Clarkson • 1888 53
10. Jim Whitney • 1885 50
Shutouts
1. Tommy Bond • 1879 11
2. Tommy Bond • 1878 9
3. Charlie Buffinton • 1884 8
John Clarkson • 1889 8
5. Kid Nichols • 1890 7
Togie Pittinger • 1902 7
Warren Spahn • 1947 7
Warren Spahn • 1951 7
Warren Spahn • 1963 7
Irv Young • 1905 7
Home Runs
1. Phil Niekro • 1979 41
2. Phil Niekro • 1970 40
3. Lew Burdette • 1959 38
4. Johnny Sain • 1950 34
5. Chuck James • 2007 32
6. Lew Burdette • 1961 31
Horacio Ramírez • 2005 31
Julio Teheran • 2017 31
9. Denny Lemaster • 1963 30
Phil Niekro • 1980 30
Bases on Balls
1. John Clarkson • 1889 203
2. Jack Stivetts • 1892 171
3. Phil Niekro • 1977 164
4. John Clarkson • 1891 154
5. Chick Fraser • 1905 149
6. Vic Willis • 1898 148
7. Togie Pittinger • 1904 144
Bill Stemmyer • 1886 144
9. Togie Pittinger • 1903 143
10. John Clarkson • 1890 140
Hits
1. John Clarkson • 1889 589
2. Tommy Bond • 1878 571
3. Tommy Bond • 1880 559
4. Jim Whitney • 1881 548
5. Tommy Bond • 1879 543
6. Tommy Bond • 1877 530
7. Old Hoss Radbourn • 1886 521
8. Charlie Buffinton • 1884 506
9. Old Hoss Radbourn • 1887 505
10. Jim Whitney • 1885 503
Strikeouts / Base On Balls
1. Jim Whitney • 1884 10
2. Jim Whitney • 1883 9.857
3. Greg Maddux • 1997 8.85
4. Greg Maddux • 1995 7.87
5. Bobby Mathews • 1882 6.955
6. Tommy Bond • 1879 6.458
7. Greg Maddux • 2001 6.407
8. Greg Maddux • 1996 6.143
9. Chris Sale • 2024 5.769
10. Tommy Bond • 1878 5.515
Home Runs per 9 IP
1. Tommy Bond • 1880 0.018
2. Togie Pittinger • 1904 0.027
3. Dick Rudolph • 1917 0.037
4. Curry Foley • 1880 0.038
Lefty Tyler • 1917 0.038
6. Cecil Ferguson • 1908 0.043
7. Jack Manning • 1876 0.046
8. Foghorn Bradley • 1876 0.052
9. Curry Foley • 1879 0.056
10. Lefty Tyler • 1913 0.062
Losses
1. Jim Whitney • 1881 33
2. Jim Whitney • 1885 32
3. Old Hoss Radbourn • 1886 31
4. Tommy Bond • 1880 29
Vic Willis • 1905 29
6. Charlie Buffinton • 1885 27
7. Ben Cantwell • 1935 25
Gus Dorner • 1906 25
Vic Willis • 1904 25
Irv Young • 1906 25
Earned Runs
1. Kid Nichols • 1894 215
Old Hoss Radbourn • 1887 215
3. John Clarkson • 1889 188
4. Jack Stivetts • 1894 184
5. Old Hoss Radbourn • 1886 170
6. Kid Nichols • 1893 166
7. Fred Klobedanz • 1897 158
Harry Staley • 1894 158
9. Jim Whitney • 1881 152
10. Harry Staley • 1893 150
Jack Stivetts • 1895 150
Jack Stivetts • 1896 150
Wild Pitches
1. Bill Stemmyer • 1886 63
2. Jim Whitney • 1881 46
3. Jim Whitney • 1883 37
4. John Clarkson • 1888 33
5. Jim Whitney • 1885 32
6. Kid Nichols • 1890 30
7. Jim Whitney • 1882 29
8. Charlie Buffinton • 1885 28
9. Tony Cloninger • 1966 27
10. Tommy Bond • 1880 24
Charlie Buffinton • 1884 24
Kid Nichols • 1892 24
Hit By Pitch
1. Vic Willis • 1899 30
2. Vic Willis • 1898 29
3. Fred Klobedanz • 1897 23
4. Kid Madden • 1887 20
5. Charlie Morton • 2022 18
Charlie Morton • 2024 18
7. John Clarkson • 1889 17
Charlie Morton • 2021 17
Kid Nichols • 1891 17
Togie Pittinger • 1903 17
Batters Faced
1. John Clarkson • 1889 2641
2. Charlie Buffinton • 1884 2383
3. Jim Whitney • 1881 2301
4. Tommy Bond • 1879 2189
5. Tommy Bond • 1877 2165
6. Old Hoss Radbourn • 1886 2162
7. Tommy Bond • 1878 2159
8. Jim Whitney • 1883 2101
9. Tommy Bond • 1880 2082
10. John Clarkson • 1888 2029
Games Finished
1. John Smoltz • 2002 68
2. Craig Kimbrel • 2011 64
Billy Wagner • 2010 64
Mark Wohlers • 1996 64
5. John Rocker • 1999 61
John Smoltz • 2004 61
7. Craig Kimbrel • 2013 60
Will Smith • 2021 60
9. Gene Garber • 1982 56
Craig Kimbrel • 2012 56
Kerry Ligtenberg • 1998 56
Adjusted ERA+
1. Greg Maddux • 1994 271
2. Greg Maddux • 1995 260
3. Greg Maddux • 1997 189
4. Warren Spahn • 1953 188
5. Greg Maddux • 1998 187
6. Phil Niekro • 1967 179
7. Kid Nichols • 1898 174
Chris Sale • 2024 174
9. Michael Soroka • 2019 171
10. Greg Maddux • 1993 170
Kid Nichols • 1890 170
Warren Spahn • 1947 170
Fielding Independent Pitching
1. Chris Sale • 2024 2.09
2. Tom Hughes • 1915 2.11
3. Bobby Mathews • 1882 2.15
Dick Rudolph • 1916 2.15
5. Tommy Bond • 1878 2.16
6. Art Nehf • 1917 2.17
7. Jesse Barnes • 1917 2.21
8. Dick Rudolph • 1917 2.24
9. Greg Maddux • 1995 2.26
10. Pat Ragan • 1916 2.27
Adj. Pitching Runs
1. John Clarkson • 1889 93
2. Kid Nichols • 1897 72
3. Kid Nichols • 1893 68
4. Kid Nichols • 1890 67
5. Kid Nichols • 1898 65
6. Kid Nichols • 1895 62
7. Greg Maddux • 1995 61
Vic Willis • 1899 61
9. Charlie Buffinton • 1884 59
10. Greg Maddux • 1994 57
Warren Spahn • 1953 57
Adj. Pitching Wins
1. John Clarkson • 1889 8.5
2. Greg Maddux • 1995 6.9
3. Kid Nichols • 1897 6.6
4. Greg Maddux • 1994 6.5
Kid Nichols • 1898 6.5
6. Kid Nichols • 1890 6.3
7. Warren Spahn • 1953 6.0
8. Vic Willis • 1899 5.9
9. Greg Maddux • 1997 5.8
Kid Nichols • 1893 5.8
Base-Out Runs Saved (RE24) †
1. Greg Maddux • 1995 70.37
2. Greg Maddux • 1997 63.39
3. Warren Spahn • 1947 62.70
4. Greg Maddux • 1994 62.35
5. Warren Spahn • 1953 61.76
6. Greg Maddux • 1998 53.77
7. Greg Maddux • 1993 50.86
8. Johnny Sain • 1948 50.24
9. Tom Glavine • 1998 49.23
10. Greg Maddux • 2000 47.76
Win Probability Added (WPA) †
1. Greg Maddux • 1995 8.1
2. Warren Spahn • 1953 7.0
3. Warren Spahn • 1947 6.9
4. Warren Spahn • 1963 6.6
5. Greg Maddux • 1994 6.5
6. Greg Maddux • 1997 6.2
7. Danny MacFayden • 1936 5.6
Greg Maddux • 1993 5.6
9. Lou Fette • 1937 5.2
Bill James • 1914 5.2
Greg Maddux • 1998 5.2
Jim Turner • 1937 5.2
Sit. Wins Saved (WPA/LI) †
1. Greg Maddux • 1995 7.2
2. Greg Maddux • 1994 6.3
Greg Maddux • 1998 6.3
4. Greg Maddux • 1997 6.2
5. John Smoltz • 1996 5.6
Warren Spahn • 1947 5.6
7. Warren Spahn • 1953 5.5
8. Greg Maddux • 1996 5.3
9. Jim Turner • 1937 5.2
10. Greg Maddux • 2000 4.9
Championship WPA (cWPA) †
1. Warren Spahn • 1956 25.7
2. Warren Spahn • 1948 22.5
3. Johnny Sain • 1948 18.0
4. Taylor Phillips • 1956 12.1
5. Warren Spahn • 1953 10.9
6. Dick Rudolph • 1916 10.2
7. Lew Burdette • 1953 10.1
8. Carl Willey • 1958 9.8
9. Bob Buhl • 1957 9.2
Joey Jay • 1958 9.2
Base-Out Wins Saved (REW) †
1. Greg Maddux • 1995 8.0
2. Greg Maddux • 1994 7.2
3. Greg Maddux • 1997 7.1
4. Warren Spahn • 1947 6.9
Warren Spahn • 1953 6.9
6. Greg Maddux • 1998 5.9
7. Greg Maddux • 1993 5.6
8. Johnny Sain • 1948 5.5
9. Tom Glavine • 1998 5.4
10. Phil Niekro • 1974 5.1
Jim Turner • 1937 5.1

Data Notes