Single-Season Leaders & Records for Adj. Pitching Wins
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| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
|---|---|---|---|---|---|
| 1. | Old Hoss Radbourn+ (29) | 10.53 | 1884 | 678.2 | R |
| 2. | Guy Hecker (28) | 9.60 | 1884 | 670.2 | R |
| 3. | Amos Rusie+ (23) | 9.25 | 1894 | 444.0 | R |
| 4. | Silver King (20) | 9.05 | 1888 | 584.2 | R |
| 5. | John Clarkson+ (27) | 8.54 | 1889 | 620.0 | R |
| 6. | Pedro Martinez+ (28) | 8.37 | 2000 | 217.0 | R |
| 7. | Walter Johnson+ (24) | 8.35 | 1912 | 369.0 | R |
| 8. | Walter Johnson+ (25) | 8.32 | 1913 | 346.0 | R |
| 9. | Roger Clemens (34) | 7.94 | 1997 | 264.0 | R |
| 10. | Bob Gibson+ (32) | 7.93 | 1968 | 304.2 | R |
| 11. | Tim Keefe+ (26) | 7.75 | 1883 | 619.0 | R |
| Cy Young+ (34) | 7.75 | 1901 | 371.1 | R | |
| 13. | Dwight Gooden (20) | 7.55 | 1985 | 276.2 | R |
| 14. | Lefty Grove+ (31) | 7.53 | 1931 | 288.2 | L |
| 15. | Pud Galvin+ (27) | 7.36 | 1884 | 636.1 | R |
| 16. | Dolf Luque (32) | 7.35 | 1923 | 322.0 | R |
| 17. | Steve Carlton+ (27) | 7.26 | 1972 | 346.1 | L |
| 18. | Cy Young+ (25) | 6.97 | 1892 | 453.0 | R |
| 19. | Grover Alexander+ (28) | 6.92 | 1915 | 376.1 | R |
| Silver King (22) | 6.92 | 1890 | 461.0 | R | |
| Greg Maddux+ (29) | 6.92 | 1995 | 209.2 | R | |
| 22. | Sandy Koufax+ (30) | 6.91 | 1966 | 323.0 | L |
| 23. | Pedro Martinez+ (27) | 6.90 | 1999 | 213.1 | R |
| 24. | John Clarkson+ (23) | 6.86 | 1885 | 623.0 | R |
| 25. | Ron Guidry (27) | 6.81 | 1978 | 273.2 | L |
| Hal Newhouser+ (24) | 6.81 | 1945 | 313.1 | L | |
| 27. | Lefty Gomez+ (28) | 6.78 | 1937 | 278.1 | L |
| 28. | Red Faber+ (32) | 6.65 | 1921 | 330.2 | R |
| 29. | Old Hoss Radbourn+ (28) | 6.60 | 1883 | 632.1 | R |
| 30. | Kid Nichols+ (27) | 6.59 | 1897 | 368.0 | R |
| 31. | Christy Mathewson+ (24) | 6.54 | 1905 | 338.2 | R |
| Will White (28) | 6.54 | 1883 | 577.0 | R | |
| 33. | Lefty Grove+ (30) | 6.53 | 1930 | 291.0 | L |
| 34. | Greg Maddux+ (28) | 6.51 | 1994 | 202.0 | R |
| 35. | Dean Chance (23) | 6.49 | 1964 | 278.1 | R |
| Tom Seaver+ (26) | 6.49 | 1971 | 286.1 | R | |
| 37. | Lefty Grove+ (36) | 6.47 | 1936 | 253.1 | L |
| 38. | Kid Nichols+ (28) | 6.46 | 1898 | 388.0 | R |
| 39. | Slim Jones (21) | 6.42 | 1934 | 203.0 | L |
| 40. | Randy Johnson+ (35) | 6.40 | 1999 | 271.2 | L |
| 41. | Bob Feller+ (21) | 6.39 | 1940 | 320.1 | R |
| Dave Foutz (29) | 6.39 | 1886 | 504.0 | R | |
| Charlie Sweeney (21) | 6.39 | 1884 | 492.0 | R | |
| 44. | Carl Hubbell+ (33) | 6.38 | 1936 | 304.0 | L |
| 45. | Vida Blue (21) | 6.37 | 1971 | 312.0 | L |
| 46. | Kid Nichols+ (20) | 6.34 | 1890 | 424.0 | R |
| 47. | Carl Hubbell+ (30) | 6.33 | 1933 | 308.2 | L |
| Pedro Martinez+ (25) | 6.33 | 1997 | 241.1 | R | |
| Wilbur Wood (29) | 6.33 | 1971 | 334.0 | L | |
| 50. | John Clarkson+ (25) | 6.31 | 1887 | 523.0 | R |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| Billy Rhines (21) | 6.31 | 1890 | 401.1 | R | |
| 52. | Scott Stratton (20) | 6.26 | 1890 | 431.0 | R |
| 53. | Cy Young+ (28) | 6.24 | 1895 | 369.2 | R |
| 54. | Zack Greinke (31) | 6.22 | 2015 | 222.2 | R |
| 55. | Randy Johnson+ (38) | 6.19 | 2002 | 260.0 | L |
| 56. | Dazzy Vance+ (37) | 6.18 | 1928 | 280.1 | R |
| 57. | Gaylord Perry+ (33) | 6.14 | 1972 | 342.2 | R |
| 58. | Elmer Smith (19) | 6.13 | 1887 | 447.1 | L |
| 59. | Randy Johnson+ (37) | 6.12 | 2001 | 249.2 | L |
| Amos Rusie+ (22) | 6.12 | 1893 | 482.0 | R | |
| 61. | Jim Palmer+ (29) | 6.11 | 1975 | 323.0 | R |
| 62. | Hal Newhouser+ (25) | 6.08 | 1946 | 292.2 | L |
| Dazzy Vance+ (33) | 6.08 | 1924 | 308.1 | R | |
| 64. | Clark Griffith+ (28) | 6.07 | 1898 | 325.2 | R |
| 65. | Kevin Brown (31) | 6.06 | 1996 | 233.0 | R |
| Lefty Gomez+ (25) | 6.06 | 1934 | 281.2 | L | |
| Walter Johnson+ (30) | 6.06 | 1918 | 326.0 | R | |
| 68. | Bob Caruthers (21) | 6.05 | 1885 | 482.1 | R |
| Dazzy Vance+ (39) | 6.05 | 1930 | 258.2 | R | |
| 70. | Bullet Rogan+ (31) | 6.04 | 1925 | 155.1 | R |
| 71. | Toad Ramsey (21) | 6.03 | 1886 | 588.2 | L |
| 72. | Warren Spahn+ (32) | 6.02 | 1953 | 265.2 | L |
| 73. | Jouett Meekin (27) | 6.01 | 1894 | 418.0 | R |
| 74. | Bucky Walters (30) | 5.99 | 1939 | 319.0 | R |
| 75. | Zack Greinke (25) | 5.98 | 2009 | 229.1 | R |
| 76. | Robin Roberts+ (26) | 5.96 | 1953 | 346.2 | R |
| 77. | Claude Hendrix (25) | 5.94 | 1914 | 362.0 | R |
| Vic Willis+ (23) | 5.94 | 1899 | 342.2 | R | |
| 79. | Thornton Lee (34) | 5.93 | 1941 | 300.1 | L |
| Joe McGinnity+ (33) | 5.93 | 1904 | 408.0 | R | |
| Billy Taylor (29) | 5.93 | 1884 | 523.0 | R | |
| 82. | Roger Clemens (42) | 5.92 | 2005 | 211.1 | R |
| Cy Young+ (35) | 5.92 | 1902 | 384.2 | R | |
| 84. | Jake Arrieta (29) | 5.91 | 2015 | 229.0 | R |
| 85. | Tom Seaver+ (28) | 5.90 | 1973 | 290.0 | R |
| 86. | Grover Alexander+ (33) | 5.84 | 1920 | 363.1 | R |
| Will White (27) | 5.84 | 1882 | 480.0 | R | |
| 88. | Kid Nichols+ (23) | 5.83 | 1893 | 425.0 | R |
| Mickey Welch+ (25) | 5.83 | 1885 | 492.0 | R | |
| 90. | Walter Johnson+ (27) | 5.82 | 1915 | 336.2 | R |
| Walter Johnson+ (31) | 5.82 | 1919 | 290.1 | R | |
| Dizzy Trout (29) | 5.82 | 1944 | 352.1 | R | |
| 93. | Greg Maddux+ (31) | 5.81 | 1997 | 232.2 | R |
| 94. | Grover Alexander+ (29) | 5.77 | 1916 | 389.0 | R |
| Bob Gibson+ (33) | 5.77 | 1969 | 314.0 | R | |
| John Tudor (31) | 5.77 | 1985 | 275.0 | L | |
| 97. | Smoky Joe Wood (22) | 5.76 | 1912 | 344.0 | R |
| 98. | Jacob deGrom (30) | 5.73 | 2018 | 217.0 | R |
| 99. | Bob Feller+ (27) | 5.72 | 1946 | 371.1 | R |
| Matt Kilroy (21) | 5.72 | 1887 | 589.1 | L | |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| 101. | Ed Morris (22) | 5.70 | 1885 | 581.0 | L |
| 102. | Roger Clemens (27) | 5.69 | 1990 | 228.1 | R |
| Cy Young+ (26) | 5.69 | 1893 | 422.2 | R | |
| 104. | Lefty Grove+ (32) | 5.65 | 1932 | 291.2 | L |
| Warren Spahn+ (26) | 5.65 | 1947 | 289.2 | L | |
| 106. | Carl Hubbell+ (31) | 5.62 | 1934 | 313.0 | L |
| 107. | Juan Marichal+ (28) | 5.59 | 1966 | 307.1 | R |
| 108. | Ray Brown+ (32) | 5.57 | 1940 | 165.1 | R |
| Greg Maddux+ (32) | 5.57 | 1998 | 251.0 | R | |
| 110. | Juan Marichal+ (27) | 5.56 | 1965 | 295.1 | R |
| 111. | Ed Walsh+ (27) | 5.55 | 1908 | 464.0 | R |
| 112. | Charlie Buffinton (23) | 5.54 | 1884 | 587.0 | R |
| Randy Johnson+ (31) | 5.54 | 1995 | 214.1 | L | |
| Walter Johnson+ (26) | 5.54 | 1914 | 371.2 | R | |
| 115. | Johan Santana (25) | 5.53 | 2004 | 228.0 | L |
| 116. | Randy Johnson+ (33) | 5.52 | 1997 | 213.0 | L |
| 117. | Theodore Breitenstein (24) | 5.50 | 1893 | 382.2 | L |
| 118. | Ed Reulbach (22) | 5.49 | 1905 | 291.2 | R |
| 119. | Mordecai Brown+ (29) | 5.48 | 1906 | 277.1 | R |
| 120. | Pink Hawley (22) | 5.46 | 1895 | 444.1 | R |
| Sandy Koufax+ (29) | 5.46 | 1965 | 335.2 | L | |
| Jack Taylor (28) | 5.46 | 1902 | 333.2 | R | |
| 123. | Eddie Cicotte (35) | 5.45 | 1919 | 306.2 | R |
| Randy Johnson+ (36) | 5.45 | 2000 | 248.2 | L | |
| 125. | Steve Carlton+ (35) | 5.44 | 1980 | 304.0 | L |
| Lefty Grove+ (35) | 5.44 | 1935 | 273.0 | L | |
| 127. | Kevin Appier (25) | 5.43 | 1993 | 238.2 | R |
| Bret Saberhagen (25) | 5.43 | 1989 | 262.1 | R | |
| 129. | Lady Baldwin (27) | 5.42 | 1886 | 487.0 | L |
| Bob Feller+ (20) | 5.42 | 1939 | 296.2 | R | |
| 131. | Sandy Koufax+ (27) | 5.41 | 1963 | 311.0 | L |
| 132. | Eddie Cicotte (33) | 5.40 | 1917 | 346.2 | R |
| Ed Morris (23) | 5.40 | 1886 | 555.1 | L | |
| 134. | Mort Cooper (29) | 5.38 | 1942 | 278.2 | R |
| 135. | Corey Kluber (31) | 5.37 | 2017 | 203.2 | R |
| Justin Verlander (36) | 5.37 | 2019 | 223.0 | R | |
| 137. | Clayton Kershaw (25) | 5.36 | 2013 | 236.0 | L |
| 138. | Jim Devlin (27) | 5.35 | 1876 | 622.0 | R |
| 139. | Mordecai Brown+ (32) | 5.33 | 1909 | 342.2 | R |
| Jack Coombs (27) | 5.33 | 1910 | 353.0 | R | |
| Mel Parnell (27) | 5.33 | 1949 | 295.1 | L | |
| 142. | Ed Seward (21) | 5.30 | 1888 | 518.2 | R |
| 143. | Johnny Antonelli (24) | 5.29 | 1954 | 258.2 | L |
| Dizzy Dean+ (24) | 5.29 | 1934 | 311.2 | R | |
| Christy Mathewson+ (27) | 5.29 | 1908 | 390.2 | R | |
| 146. | Bill Foster+ (22) | 5.28 | 1926 | 174.2 | L |
| 147. | Charlie Ferguson (23) | 5.27 | 1886 | 395.2 | R |
| Kid Nichols+ (25) | 5.27 | 1895 | 390.2 | R | |
| 149. | Bill Hutchison (30) | 5.26 | 1890 | 603.0 | R |
| 150. | Harry Brecheen (33) | 5.25 | 1948 | 233.1 | L |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| Dick Ellsworth (23) | 5.25 | 1963 | 290.2 | L | |
| Ed Walsh+ (29) | 5.25 | 1910 | 369.2 | R | |
| 153. | Dutch Leonard (22) | 5.23 | 1914 | 224.2 | L |
| Tony Mullane (24) | 5.23 | 1883 | 460.2 | R | |
| Justin Verlander (28) | 5.23 | 2011 | 251.0 | R | |
| 156. | Roger Clemens (23) | 5.22 | 1986 | 254.0 | R |
| 157. | Cy Falkenberg (34) | 5.20 | 1914 | 377.1 | R |
| 158. | Bert Blyleven+ (22) | 5.17 | 1973 | 325.0 | R |
| Roger Clemens (24) | 5.17 | 1987 | 281.2 | R | |
| Roger Clemens (35) | 5.17 | 1998 | 234.2 | R | |
| 161. | Walter Johnson+ (22) | 5.16 | 1910 | 370.0 | R |
| 162. | Derek Lowe (29) | 5.14 | 2002 | 219.2 | R |
| 163. | Bill Hoffer (24) | 5.13 | 1895 | 314.0 | R |
| 164. | Cy Young+ (27) | 5.12 | 1894 | 408.2 | R |
| 165. | Ewell Blackwell (24) | 5.11 | 1947 | 273.0 | R |
| Ed Walsh+ (31) | 5.11 | 1912 | 393.0 | R | |
| Cy Young+ (29) | 5.11 | 1896 | 414.1 | R | |
| 168. | Pedro Martinez+ (31) | 5.10 | 2003 | 186.2 | R |
| 169. | Pat Hentgen (27) | 5.08 | 1996 | 265.2 | R |
| Greg Maddux+ (26) | 5.08 | 1992 | 268.0 | R | |
| 171. | Phil Niekro+ (35) | 5.07 | 1974 | 302.1 | R |
| Jim Palmer+ (27) | 5.07 | 1973 | 296.1 | R | |
| 173. | Jack Chesbro+ (30) | 5.06 | 1904 | 454.2 | R |
| 174. | Spud Chandler (35) | 5.05 | 1943 | 253.0 | R |
| Gerrit Cole (28) | 5.05 | 2019 | 212.1 | R | |
| Curt Schilling (34) | 5.05 | 2001 | 256.2 | R | |
| Bucky Walters (31) | 5.05 | 1940 | 305.0 | R | |
| 178. | Red Faber+ (33) | 5.04 | 1922 | 352.0 | R |
| Dave Stieb (27) | 5.04 | 1985 | 265.0 | R | |
| 180. | Mike Scott (31) | 5.03 | 1986 | 275.1 | R |
| 181. | Lefty Grove+ (37) | 5.01 | 1937 | 262.0 | L |
| Jim McCormick (27) | 5.01 | 1884 | 569.0 | R | |
| 183. | George Cuppy (26) | 5.00 | 1896 | 358.0 | R |
| Greg Maddux+ (27) | 5.00 | 1993 | 267.0 | R | |
| Blake Snell (25) | 5.00 | 2018 | 180.2 | L | |
| 186. | Jimmy Key (26) | 4.99 | 1987 | 261.0 | L |
| Luis Tiant (27) | 4.99 | 1968 | 258.1 | R | |
| 188. | Mike Caldwell (29) | 4.98 | 1978 | 293.1 | L |
| Jim Devlin (28) | 4.98 | 1877 | 559.0 | R | |
| Christy Mathewson+ (28) | 4.98 | 1909 | 275.1 | R | |
| Amos Rusie+ (26) | 4.98 | 1897 | 322.1 | R | |
| 192. | Juan Marichal+ (31) | 4.97 | 1969 | 299.2 | R |
| Billy Pierce (28) | 4.97 | 1955 | 205.2 | L | |
| 194. | Roger Clemens (28) | 4.96 | 1991 | 271.1 | R |
| Roy Halladay+ (33) | 4.96 | 2010 | 250.2 | R | |
| Tom Seaver+ (24) | 4.96 | 1969 | 273.1 | R | |
| 197. | Dave Davenport (25) | 4.95 | 1915 | 392.2 | R |
| Tim Keefe+ (31) | 4.95 | 1888 | 434.1 | R | |
| Joe McGinnity+ (32) | 4.95 | 1903 | 434.0 | R | |
| 200. | Lon Warneke (23) | 4.93 | 1932 | 277.0 | R |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| 201. | Jim Bunning+ (34) | 4.92 | 1966 | 314.0 | R |
| 202. | José Rijo (28) | 4.91 | 1993 | 257.1 | R |
| 203. | Pedro Martinez+ (30) | 4.90 | 2002 | 199.1 | R |
| 204. | Randy Johnson+ (40) | 4.89 | 2004 | 245.2 | L |
| 205. | George Bradley (23) | 4.87 | 1876 | 573.0 | R |
| Kevin Brown (33) | 4.87 | 1998 | 257.0 | R | |
| Jason Schmidt (30) | 4.87 | 2003 | 207.2 | R | |
| 208. | James McJames (23) | 4.86 | 1898 | 374.0 | R |
| Rube Waddell+ (25) | 4.86 | 1902 | 276.1 | L | |
| 210. | Hal Newhouser+ (23) | 4.85 | 1944 | 312.1 | L |
| 211. | Sandy Alcántara (26) | 4.84 | 2022 | 228.2 | R |
| Dan Casey (24) | 4.84 | 1887 | 390.1 | L | |
| Ice Box Chamberlain (21) | 4.84 | 1889 | 421.2 | R | |
| Andy Messersmith (29) | 4.84 | 1975 | 321.2 | R | |
| Early Wynn+ (36) | 4.84 | 1956 | 277.2 | R | |
| 216. | Bill Hands (29) | 4.83 | 1969 | 300.0 | R |
| 217. | Stan Coveleski+ (30) | 4.81 | 1920 | 315.0 | R |
| Mel Harder (24) | 4.81 | 1934 | 255.1 | R | |
| Bobby Shantz (26) | 4.81 | 1952 | 279.2 | L | |
| 220. | Jesse Duryea (29) | 4.80 | 1889 | 401.0 | R |
| Andy Pettitte (33) | 4.80 | 2005 | 222.1 | L | |
| 222. | Kid Gleason (24) | 4.79 | 1890 | 506.0 | R |
| 223. | Johnny Sain (30) | 4.78 | 1948 | 314.2 | R |
| 224. | Tom Glavine+ (32) | 4.77 | 1998 | 229.1 | L |
| 225. | Roger Clemens (29) | 4.75 | 1992 | 246.2 | R |
| Kid Nichols+ (26) | 4.75 | 1896 | 372.1 | R | |
| 227. | Grover Alexander+ (30) | 4.74 | 1917 | 388.0 | R |
| Tim Keefe+ (27) | 4.74 | 1884 | 483.0 | R | |
| 229. | Pedro Martinez+ (26) | 4.73 | 1998 | 233.2 | R |
| Rube Waddell+ (27) | 4.73 | 1904 | 383.0 | L | |
| 231. | Clayton Kershaw (26) | 4.72 | 2014 | 198.1 | L |
| Herb Score (23) | 4.72 | 1956 | 249.1 | L | |
| 233. | Sandy Koufax+ (28) | 4.71 | 1964 | 223.0 | L |
| Denny McLain (24) | 4.71 | 1968 | 336.0 | R | |
| Gaylord Perry+ (35) | 4.71 | 1974 | 322.1 | R | |
| 236. | Tony Mullane (25) | 4.70 | 1884 | 567.0 | R |
| George Uhle (27) | 4.70 | 1926 | 318.1 | R | |
| Frank Viola (27) | 4.70 | 1987 | 251.2 | L | |
| Whit Wyatt (33) | 4.70 | 1941 | 288.1 | R | |
| 240. | Addie Joss+ (28) | 4.69 | 1908 | 325.0 | R |
| 241. | Dolf Luque (34) | 4.68 | 1925 | 291.0 | R |
| CC Sabathia (27) | 4.68 | 2008 | 253.0 | L | |
| 243. | John Candelaria (23) | 4.66 | 1977 | 230.2 | L |
| Bobo Newsom (32) | 4.66 | 1940 | 264.0 | R | |
| Robin Roberts+ (27) | 4.66 | 1954 | 336.2 | R | |
| Rube Waddell+ (28) | 4.66 | 1905 | 328.2 | L | |
| 247. | Kevin Brown (35) | 4.65 | 2000 | 230.0 | R |
| Clayton Kershaw (27) | 4.65 | 2015 | 232.2 | L | |
| 249. | Félix Hernández (24) | 4.64 | 2010 | 249.2 | R |
| Johnny Wright (26) | 4.64 | 1943 | 181.0 | R | |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| 251. | Charlie Buffinton (27) | 4.63 | 1888 | 400.1 | R |
| Catfish Hunter+ (29) | 4.63 | 1975 | 328.0 | R | |
| Tim Lincecum (25) | 4.63 | 2009 | 225.1 | R | |
| 254. | Tim Lincecum (24) | 4.62 | 2008 | 227.0 | R |
| 255. | Aaron Nola (25) | 4.61 | 2018 | 212.1 | R |
| Johan Santana (29) | 4.61 | 2008 | 234.1 | L | |
| 257. | Félix Hernández (23) | 4.60 | 2009 | 238.2 | R |
| Tim Hudson (27) | 4.60 | 2003 | 240.0 | R | |
| Cliff Lee (29) | 4.60 | 2008 | 223.1 | L | |
| 260. | Vean Gregg (26) | 4.59 | 1911 | 244.2 | L |
| Mike Norris (25) | 4.59 | 1980 | 284.1 | R | |
| Robin Roberts+ (25) | 4.59 | 1952 | 330.0 | R | |
| 263. | Johan Santana (27) | 4.58 | 2006 | 233.2 | L |
| 264. | Chris Carpenter (34) | 4.57 | 2009 | 192.2 | R |
| Lefty Grove+ (39) | 4.57 | 1939 | 191.0 | L | |
| 266. | Esteban Loaiza (31) | 4.56 | 2003 | 226.1 | R |
| Christy Mathewson+ (22) | 4.56 | 1903 | 366.1 | R | |
| Joe McGinnity+ (28) | 4.56 | 1899 | 366.1 | R | |
| 269. | Ed Morris (21) | 4.55 | 1884 | 429.2 | L |
| Cy Young+ (32) | 4.55 | 1899 | 369.1 | R | |
| 271. | Herb Pennock+ (30) | 4.53 | 1924 | 286.1 | L |
| 272. | Bob Caruthers (22) | 4.52 | 1886 | 387.1 | R |
| 273. | Greg Maddux+ (30) | 4.50 | 1996 | 245.0 | R |
| Greg Maddux+ (34) | 4.50 | 2000 | 249.1 | R | |
| Ed Walsh+ (30) | 4.50 | 1911 | 368.2 | R | |
| Lon Warneke (24) | 4.50 | 1933 | 287.1 | R | |
| 277. | Don Drysdale+ (27) | 4.49 | 1964 | 321.1 | R |
| Mark Eichhorn (25) | 4.49 | 1986 | 157.0 | R | |
| Mike Mussina+ (23) | 4.49 | 1992 | 241.0 | R | |
| 280. | Whitey Ford+ (35) | 4.48 | 1964 | 244.2 | L |
| Roy Halladay+ (32) | 4.48 | 2009 | 239.0 | R | |
| Tim Keefe+ (28) | 4.48 | 1885 | 400.0 | R | |
| Mark Prior (22) | 4.48 | 2003 | 211.1 | R | |
| Rick Reuschel (28) | 4.48 | 1977 | 252.0 | R | |
| Cy Young+ (41) | 4.48 | 1908 | 299.0 | R | |
| 286. | Charlie Buffinton (30) | 4.47 | 1891 | 363.2 | R |
| Russ Ford (31) | 4.47 | 1914 | 247.1 | R | |
| Teddy Higuera (28) | 4.47 | 1986 | 248.1 | L | |
| Walter Johnson+ (36) | 4.47 | 1924 | 277.2 | R | |
| Kevin Millwood (24) | 4.47 | 1999 | 228.0 | R | |
| 291. | Kyle Hendricks (26) | 4.46 | 2016 | 190.0 | R |
| Clayton Kershaw (28) | 4.46 | 2016 | 149.0 | L | |
| 293. | Larry Benton (30) | 4.45 | 1928 | 310.1 | R |
| 294. | Gene Bearden (27) | 4.44 | 1948 | 229.2 | L |
| Max Scherzer (32) | 4.44 | 2017 | 200.2 | R | |
| 296. | George Haddock (24) | 4.43 | 1891 | 379.2 | R |
| 297. | Toad Ramsey (22) | 4.42 | 1887 | 561.0 | L |
| Max Scherzer (33) | 4.42 | 2018 | 220.2 | R | |
| Tom Seaver+ (32) | 4.42 | 1977 | 261.1 | R | |
| Frank Viola (28) | 4.42 | 1988 | 255.1 | L | |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| 301. | Tommy Bond (23) | 4.41 | 1879 | 555.1 | R |
| Silver King (21) | 4.41 | 1889 | 458.0 | R | |
| Christy Mathewson+ (30) | 4.41 | 1911 | 307.0 | R | |
| Hoyt Wilhelm+ (36) | 4.41 | 1959 | 226.0 | R | |
| 305. | Ralph Branca (21) | 4.40 | 1947 | 280.0 | R |
| 306. | Grover Alexander+ (40) | 4.39 | 1927 | 268.0 | R |
| Curt Davis (30) | 4.39 | 1934 | 274.1 | R | |
| Noodles Hahn (23) | 4.39 | 1902 | 321.0 | L | |
| Roy Halladay+ (34) | 4.39 | 2011 | 233.2 | R | |
| Virgil Trucks (32) | 4.39 | 1949 | 275.0 | R | |
| 311. | Spud Chandler (38) | 4.38 | 1946 | 257.1 | R |
| Tony Mullane (28) | 4.38 | 1887 | 416.1 | R | |
| Blake Snell (30) | 4.38 | 2023 | 180.0 | L | |
| Jered Weaver (28) | 4.38 | 2011 | 235.2 | R | |
| 315. | Steve Carlton+ (32) | 4.35 | 1977 | 283.0 | L |
| Teddy Higuera (30) | 4.35 | 1988 | 227.1 | L | |
| Bob Lemon+ (27) | 4.35 | 1948 | 293.2 | R | |
| Babe Ruth+ (21) | 4.35 | 1916 | 323.2 | L | |
| Bob Shawkey (29) | 4.35 | 1920 | 267.2 | R | |
| Dizzy Trout (31) | 4.35 | 1946 | 276.1 | R | |
| 321. | Hank Aguirre (31) | 4.34 | 1962 | 216.0 | L |
| Walker Buehler (26) | 4.34 | 2021 | 207.2 | R | |
| Jon Lester (32) | 4.34 | 2016 | 202.2 | L | |
| Jumbo McGinnis (29) | 4.34 | 1883 | 382.2 | ||
| Frank Tanana (23) | 4.34 | 1977 | 241.1 | L | |
| 326. | Walter Johnson+ (23) | 4.33 | 1911 | 322.1 | R |
| Christy Mathewson+ (31) | 4.33 | 1912 | 310.0 | R | |
| Andy Pettitte (25) | 4.33 | 1997 | 240.1 | L | |
| Johan Santana (26) | 4.33 | 2005 | 231.2 | L | |
| 330. | Dave Stieb (26) | 4.32 | 1984 | 267.0 | R |
| Tommy Thomas (27) | 4.32 | 1927 | 307.2 | R | |
| 332. | Urban Shocker (31) | 4.31 | 1922 | 348.0 | R |
| Justin Verlander (35) | 4.31 | 2018 | 214.0 | R | |
| 334. | Justin Verlander (39) | 4.30 | 2022 | 175.0 | R |
| 335. | Larry Dierker (22) | 4.29 | 1969 | 305.1 | R |
| 336. | Ubaldo Jiménez (26) | 4.28 | 2010 | 221.2 | R |
| Sam McDowell (22) | 4.28 | 1965 | 273.0 | L | |
| Sadie McMahon (23) | 4.28 | 1891 | 503.0 | R | |
| 339. | Jacob deGrom (31) | 4.27 | 2019 | 204.0 | R |
| Al Maul (32) | 4.27 | 1898 | 239.2 | R | |
| Chris Sale (29) | 4.27 | 2018 | 158.0 | L | |
| 342. | Mike Hampton (26) | 4.26 | 1999 | 239.0 | L |
| Jerry Koosman (26) | 4.26 | 1969 | 241.0 | L | |
| Kid Nichols+ (21) | 4.26 | 1891 | 425.1 | R | |
| Steve Rogers (32) | 4.26 | 1982 | 277.0 | R | |
| Don Sutton+ (27) | 4.26 | 1972 | 272.2 | R | |
| 347. | Johnny Cueto (28) | 4.25 | 2014 | 243.2 | R |
| 348. | Gerrit Cole (32) | 4.24 | 2023 | 209.0 | R |
| George Cuppy (25) | 4.24 | 1895 | 353.0 | R | |
| Félix Hernández (28) | 4.24 | 2014 | 236.0 | R | |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| 351. | Bill Lee (28) | 4.23 | 1938 | 291.0 | R |
| Cliff Lee (32) | 4.23 | 2011 | 232.2 | L | |
| Satchel Paige+ (27) | 4.23 | 1934 | 145.2 | R | |
| Jake Peavy (26) | 4.23 | 2007 | 223.1 | R | |
| Red Ruffing+ (32) | 4.23 | 1937 | 256.1 | R | |
| 356. | Lefty Grove+ (29) | 4.22 | 1929 | 275.1 | L |
| Ray Kremer (32) | 4.22 | 1927 | 226.0 | R | |
| Ed Walsh+ (26) | 4.22 | 1907 | 422.1 | R | |
| 359. | Jim Bagby (30) | 4.20 | 1920 | 339.2 | R |
| Walter Johnson+ (28) | 4.20 | 1916 | 369.2 | R | |
| Justin Verlander (29) | 4.20 | 2012 | 238.1 | R | |
| 362. | Russ Ford (27) | 4.19 | 1910 | 299.2 | R |
| Juan Guzmán (29) | 4.19 | 1996 | 187.2 | R | |
| Orval Overall (28) | 4.19 | 1909 | 285.0 | R | |
| 365. | Jesse Haines+ (33) | 4.18 | 1927 | 300.2 | R |
| Darryl Kile (28) | 4.18 | 1997 | 255.2 | R | |
| Ben Sheets (25) | 4.18 | 2004 | 237.0 | R | |
| Adam Wainwright (28) | 4.18 | 2010 | 230.1 | R | |
| Brandon Webb (28) | 4.18 | 2007 | 236.1 | R | |
| 370. | Dallas Keuchel (27) | 4.17 | 2015 | 232.0 | L |
| Jack Stivetts (23) | 4.17 | 1891 | 440.0 | R | |
| 372. | Stan Coveleski+ (28) | 4.16 | 1918 | 311.0 | R |
| Kyle Freeland (25) | 4.16 | 2018 | 202.1 | L | |
| Lefty Grove+ (26) | 4.16 | 1926 | 258.0 | L | |
| Ken Hill (30) | 4.16 | 1996 | 250.2 | R | |
| Bill James (22) | 4.16 | 1914 | 332.1 | R | |
| Vic Willis+ (25) | 4.16 | 1901 | 305.1 | R | |
| 378. | Johnny Allen (31) | 4.15 | 1936 | 243.0 | R |
| Joe Horlen (26) | 4.15 | 1964 | 210.2 | R | |
| Al Leiter (32) | 4.15 | 1998 | 193.0 | L | |
| Bobo Newsom (31) | 4.15 | 1939 | 291.2 | R | |
| Barry Zito (24) | 4.15 | 2002 | 229.1 | L | |
| 383. | Trevor Bauer (27) | 4.14 | 2018 | 175.1 | R |
| Mordecai Brown+ (31) | 4.14 | 1908 | 312.1 | R | |
| Steve Carlton+ (24) | 4.14 | 1969 | 236.1 | L | |
| 386. | John Clarkson+ (24) | 4.13 | 1886 | 466.2 | R |
| Clayton Kershaw (23) | 4.13 | 2011 | 233.1 | L | |
| George McQuillan (23) | 4.13 | 1908 | 359.2 | R | |
| 389. | Lefty Grove+ (28) | 4.12 | 1928 | 261.2 | L |
| Jon Matlack (28) | 4.12 | 1978 | 270.0 | L | |
| Reb Russell (24) | 4.12 | 1913 | 316.2 | L | |
| Tom Seaver+ (30) | 4.12 | 1975 | 280.1 | R | |
| 393. | Kevin Appier (24) | 4.11 | 1992 | 208.1 | R |
| Carl Hubbell+ (29) | 4.11 | 1932 | 284.0 | L | |
| 395. | Tom Candiotti (34) | 4.10 | 1991 | 238.0 | R |
| Denny McLain (25) | 4.10 | 1969 | 325.0 | R | |
| Laymon Yokely (22) | 4.10 | 1928 | 175.1 | R | |
| 398. | Cy Blanton (26) | 4.09 | 1935 | 254.1 | R |
| Eppa Rixey+ (34) | 4.09 | 1925 | 287.1 | L | |
| Tom Seaver+ (25) | 4.09 | 1970 | 290.2 | R | |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| Jim Whitney (25) | 4.09 | 1883 | 514.0 | R | |
| 402. | Bob Caruthers (23) | 4.08 | 1887 | 341.0 | R |
| Dennis Eckersley+ (24) | 4.08 | 1979 | 246.2 | R | |
| Whitey Ford+ (29) | 4.08 | 1958 | 219.1 | L | |
| Carl Mays (29) | 4.08 | 1921 | 336.2 | R | |
| John Smoltz+ (29) | 4.08 | 1996 | 253.2 | R | |
| Hippo Vaughn (31) | 4.08 | 1919 | 306.2 | L | |
| 408. | Fergie Jenkins+ (28) | 4.07 | 1971 | 325.0 | R |
| Kid Nichols+ (29) | 4.07 | 1899 | 343.1 | R | |
| Curt Schilling (37) | 4.07 | 2004 | 226.2 | R | |
| 411. | Mark Baldwin (26) | 4.06 | 1890 | 492.0 | R |
| Roy Halladay+ (25) | 4.06 | 2002 | 239.1 | R | |
| Bill Lee (26) | 4.06 | 1973 | 284.2 | L | |
| Bullet Rogan+ (27) | 4.06 | 1921 | 204.0 | R | |
| 415. | Corey Kluber (28) | 4.05 | 2014 | 235.2 | R |
| 416. | Wes Ferrell (22) | 4.04 | 1930 | 296.2 | R |
| Mark Fidrych (21) | 4.04 | 1976 | 250.1 | R | |
| Noodles Hahn (20) | 4.04 | 1899 | 309.0 | L | |
| Josh Johnson (26) | 4.04 | 2010 | 183.2 | R | |
| Jim McCormick (26) | 4.04 | 1883 | 342.0 | R | |
| Chris Sale (28) | 4.04 | 2017 | 214.1 | L | |
| Adam Wainwright (27) | 4.04 | 2009 | 233.0 | R | |
| 423. | Stan Coveleski+ (35) | 4.03 | 1925 | 241.0 | R |
| Jim Palmer+ (31) | 4.03 | 1977 | 319.0 | R | |
| 425. | Ray Brown+ (30) | 4.02 | 1938 | 129.0 | R |
| Frank Dwyer (28) | 4.02 | 1896 | 288.2 | R | |
| Mike Witt (25) | 4.02 | 1986 | 269.0 | R | |
| 428. | Chris Carpenter (30) | 4.01 | 2005 | 241.2 | R |
| Bill Foster+ (23) | 4.01 | 1927 | 217.0 | L | |
| Christy Mathewson+ (32) | 4.01 | 1913 | 306.0 | R | |
| Hyun Jin Ryu (32) | 4.01 | 2019 | 182.2 | L | |
| 432. | Kevin Brown (38) | 4.00 | 2003 | 211.0 | R |
| Eddie Cicotte (29) | 4.00 | 1913 | 268.0 | R | |
| Dizzy Dean+ (25) | 4.00 | 1935 | 325.1 | R | |
| Mark Gubicza (25) | 4.00 | 1988 | 269.2 | R | |
| Christy Mathewson+ (29) | 4.00 | 1910 | 318.1 | R | |
| Phil Niekro+ (39) | 4.00 | 1978 | 334.1 | R | |
| Billy Pierce (26) | 4.00 | 1953 | 271.1 | L | |
| Lefty Stewart (29) | 4.00 | 1930 | 271.0 | L | |
| Brandon Webb (27) | 4.00 | 2006 | 235.0 | R | |
| 441. | Red Ehret (21) | 3.99 | 1890 | 359.0 | R |
| Orel Hershiser (29) | 3.99 | 1988 | 267.0 | R | |
| 443. | Roy Halladay+ (31) | 3.98 | 2008 | 246.0 | R |
| Bill Singer (25) | 3.98 | 1969 | 315.2 | R | |
| 445. | Kevin Brown (32) | 3.97 | 1997 | 237.1 | R |
| Jim Bunning+ (35) | 3.97 | 1967 | 302.1 | R | |
| Whitey Ford+ (27) | 3.97 | 1956 | 225.2 | L | |
| Frank Kitson (29) | 3.97 | 1899 | 326.2 | R | |
| 449. | Kris Medlen (26) | 3.96 | 2012 | 138.0 | R |
| 450. | Sheriff Blake (28) | 3.95 | 1928 | 240.2 | R |
| Rank | Player (age that year) | Adj. Pitching Wins | Year | IP | Throws |
| Mike Cuellar (32) | 3.95 | 1969 | 290.2 | L | |
| David Price (29) | 3.95 | 2015 | 220.1 | L | |
| 453. | Vic Willis+ (30) | 3.94 | 1906 | 322.0 | R |
| 454. | Roy Halladay+ (26) | 3.93 | 2003 | 266.0 | R |
| Tex Hughson (26) | 3.93 | 1942 | 281.0 | R | |
| Jim Maloney (25) | 3.93 | 1965 | 255.1 | R | |
| Dave Stieb (25) | 3.93 | 1983 | 278.0 | R | |
| Dazzy Vance+ (36) | 3.93 | 1927 | 273.1 | R | |
| 459. | Johnny Allen (32) | 3.92 | 1937 | 173.0 | R |
| Chet Brewer (22) | 3.92 | 1929 | 149.0 | R | |
| Charlie Buffinton (28) | 3.92 | 1889 | 380.0 | R | |
| Clayton Kershaw (29) | 3.92 | 2017 | 175.0 | L | |
| Ted Lyons+ (26) | 3.92 | 1927 | 307.2 | R | |
| Jim Palmer+ (32) | 3.92 | 1978 | 296.0 | R | |
| Howie Pollet (25) | 3.92 | 1946 | 266.0 | L | |
| Johnny Sain (28) | 3.92 | 1946 | 265.0 | R | |
| Curt Schilling (35) | 3.92 | 2002 | 259.1 | R | |
| Fred Toney (26) | 3.92 | 1915 | 222.2 | R | |
| 469. | Rich Harden (26) | 3.91 | 2008 | 148.0 | R |
| Randy Jones (25) | 3.91 | 1975 | 285.0 | L | |
| Jon Matlack (24) | 3.91 | 1974 | 265.1 | L | |
| Hilton Smith+ (30) | 3.91 | 1937 | 130.1 | R | |
| Al Spalding+ (25) | 3.91 | 1876 | 528.2 | R | |
| Monty Stratton (25) | 3.91 | 1937 | 164.2 | R | |
| Cy Young+ (37) | 3.91 | 1904 | 380.0 | R | |
| 476. | Grover Alexander+ (32) | 3.90 | 1919 | 235.0 | R |
| William Bell (28) | 3.90 | 1926 | 177.0 | R | |
| Tommy Bridges (29) | 3.90 | 1936 | 294.2 | R | |
| Bob Gibson+ (30) | 3.90 | 1966 | 280.1 | R | |
| Roy Oswalt (28) | 3.90 | 2006 | 220.2 | R | |
| Dave Roberts (26) | 3.90 | 1971 | 269.2 | L | |
| Justin Thompson (24) | 3.90 | 1997 | 223.1 | L | |
| Hippo Vaughn (30) | 3.90 | 1918 | 290.1 | L | |
| 484. | David Cone (31) | 3.89 | 1994 | 171.2 | R |
| Stan Coveleski+ (27) | 3.89 | 1917 | 298.1 | R | |
| Orel Hershiser (26) | 3.89 | 1985 | 239.2 | R | |
| Jim Kern (30) | 3.89 | 1979 | 143.0 | R | |
| Wilcy Moore (30) | 3.89 | 1927 | 213.0 | R | |
| Jim Turner (33) | 3.89 | 1937 | 256.2 | R | |
| 490. | Babe Adams (29) | 3.88 | 1911 | 293.1 | R |
| Guy Hecker (29) | 3.88 | 1885 | 480.0 | R | |
| Bill Hutchison (31) | 3.88 | 1891 | 561.0 | R | |
| Nap Rucker (27) | 3.88 | 1912 | 297.2 | L | |
| 494. | Bucky Walters (35) | 3.87 | 1944 | 285.0 | R |
| 495. | Wes Ferrell (27) | 3.86 | 1935 | 322.1 | R |
| Waite Hoyt+ (27) | 3.86 | 1927 | 256.1 | R | |
| Alek Manoah (24) | 3.86 | 2022 | 196.2 | R | |
| Dave Stewart (33) | 3.86 | 1990 | 267.0 | R | |
| 499. | Vida Blue (26) | 3.85 | 1976 | 298.1 | L |
| Luis Tiant (33) | 3.85 | 1974 | 311.1 | R |
