Single-Season Leaders & Records for Wild Pitches
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
|---|---|---|---|---|---|
| 1. | Mark Baldwin (25) | 83 | 1889 | 513.2 | R |
| 2. | Tony Mullane (25) | 63 | 1884 | 567.0 | R |
| Bill Stemmyer (21) | 63 | 1886 | 348.2 | R | |
| 4. | Mike Morrison (20) | 62 | 1887 | 316.2 | R |
| 5. | Matt Kilroy (20) | 61 | 1886 | 583.0 | L |
| 6. | Ed Seward (20) | 58 | 1887 | 470.2 | R |
| 7. | Jersey Bakley (20) | 56 | 1884 | 394.2 | R |
| Gus Weyhing (21) | 56 | 1888 | 404.0 | R | |
| 9. | Ed Seward (21) | 54 | 1888 | 518.2 | R |
| 10. | Tony Mullane (27) | 53 | 1886 | 529.2 | R |
| 11. | Sam Kimber (31) | 52 | 1884 | 361.1 | R |
| 12. | Hardie Henderson (22) | 51 | 1885 | 539.1 | R |
| Mickey Welch+ (26) | 51 | 1886 | 500.0 | R | |
| 14. | Hugh Daily (36) | 50 | 1884 | 500.2 | R |
| 15. | Gus Weyhing (20) | 49 | 1887 | 466.1 | R |
| Will White (24) | 49 | 1879 | 680.0 | R | |
| 17. | John Harkins (25) | 48 | 1884 | 391.0 | R |
| Toad Ramsey (23) | 48 | 1888 | 342.1 | L | |
| 19. | Bert Cunningham (22) | 47 | 1888 | 453.1 | R |
| John Harkins (26) | 47 | 1885 | 293.0 | R | |
| 21. | Matt Kilroy (21) | 46 | 1887 | 589.1 | L |
| Jim McElroy (21) | 46 | 1884 | 116.0 | ||
| Toad Ramsey (22) | 46 | 1887 | 561.0 | L | |
| Jim Whitney (23) | 46 | 1881 | 552.1 | R | |
| 25. | Hardie Henderson (21) | 45 | 1884 | 439.1 | R |
| Matt Kilroy (22) | 45 | 1888 | 321.0 | L | |
| 27. | Al Mays (21) | 44 | 1886 | 350.0 | R |
| 28. | George Bradley (26) | 43 | 1879 | 487.0 | R |
| John Kirby (21) | 43 | 1886 | 325.0 | R | |
| Bill Sweeney (26) | 43 | 1884 | 538.0 | R | |
| 31. | Billy Serad (22) | 42 | 1884 | 308.0 | R |
| Bill Wise (23) | 42 | 1884 | 364.1 | R | |
| 33. | Mark Baldwin (23) | 41 | 1887 | 334.0 | R |
| Hardie Henderson (23) | 41 | 1886 | 295.1 | R | |
| 35. | Al Atkinson (23) | 40 | 1884 | 393.2 | R |
| Jersey Bakley (24) | 40 | 1888 | 532.2 | R | |
| Tommy Bond (28) | 40 | 1884 | 232.0 | R | |
| James Burke | 40 | 1884 | 322.0 | ||
| Ed Daily (22) | 40 | 1885 | 440.0 | R | |
| Egyptian Healy (19) | 40 | 1886 | 353.2 | R | |
| Tim Keefe+ (29) | 40 | 1886 | 535.0 | R | |
| Jack Lynch (29) | 40 | 1886 | 432.2 | R | |
| Jumbo McGinnis (28) | 40 | 1882 | 388.1 | ||
| Hank O'Day+ (24) | 40 | 1884 | 326.2 | R | |
| Will White (23) | 40 | 1878 | 468.0 | R | |
| 46. | Bob Barr (27) | 39 | 1884 | 413.0 | R |
| George Bradley (24) | 39 | 1877 | 394.0 | R | |
| Egyptian Healy (20) | 39 | 1887 | 341.0 | R | |
| Mickey Welch+ (24) | 39 | 1884 | 557.1 | R | |
| Mickey Welch+ (25) | 39 | 1885 | 492.0 | R | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| 51. | Billy Serad (23) | 38 | 1885 | 241.1 | R |
| 52. | Tim Keefe+ (30) | 37 | 1887 | 476.2 | R |
| Terry Larkin (22) | 37 | 1878 | 506.0 | R | |
| Darby O'Brien (21) | 37 | 1888 | 259.0 | R | |
| Park Swartzel (23) | 37 | 1889 | 410.1 | R | |
| Gus Weyhing (22) | 37 | 1889 | 449.0 | R | |
| Jim Whitney (25) | 37 | 1883 | 514.0 | R | |
| 58. | Ed Crane (28) | 36 | 1890 | 330.1 | R |
| Frank Foreman (26) | 36 | 1889 | 414.0 | R | |
| Henry Gruber (26) | 36 | 1890 | 383.1 | R | |
| Silver King (21) | 36 | 1889 | 458.0 | R | |
| Al Mays (22) | 36 | 1887 | 441.1 | R | |
| Larry McKeon (18) | 36 | 1884 | 512.0 | ||
| Ed Morris (22) | 36 | 1885 | 581.0 | L | |
| Jack Neagle (25) | 36 | 1883 | 221.1 | R | |
| Old Hoss Radbourn+ (28) | 36 | 1883 | 632.1 | R | |
| Amos Rusie+ (19) | 36 | 1890 | 548.2 | R | |
| 68. | Red Ehret (20) | 35 | 1889 | 364.0 | R |
| Bob Emslie (25) | 35 | 1884 | 455.1 | R | |
| Tim Keefe+ (28) | 35 | 1885 | 400.0 | R | |
| Cyclone Miller (26) | 35 | 1886 | 169.2 | L | |
| Toad Ramsey (21) | 35 | 1886 | 588.2 | L | |
| Will White (25) | 35 | 1880 | 517.1 | R | |
| George Weidman (25) | 35 | 1886 | 427.2 | R | |
| 75. | George Bradley (23) | 34 | 1876 | 573.0 | R |
| Blondie Purcell (25) | 34 | 1879 | 197.2 | R | |
| Old Hoss Radbourn+ (29) | 34 | 1884 | 678.2 | R | |
| Old Hoss Radbourn+ (30) | 34 | 1885 | 445.2 | R | |
| 79. | Ed Bagley (20) | 33 | 1884 | 266.0 | |
| John Clarkson+ (26) | 33 | 1888 | 483.1 | R | |
| Charlie Ferguson (21) | 33 | 1884 | 416.2 | R | |
| Jack Lynch (28) | 33 | 1885 | 379.0 | R | |
| Tony Mullane (23) | 33 | 1882 | 460.1 | R | |
| Tip O'Neill (23) | 33 | 1883 | 148.0 | R | |
| Adonis Terry (19) | 33 | 1884 | 476.0 | R | |
| 86. | Hank Gastright (24) | 32 | 1889 | 222.2 | R |
| Hardie Henderson (20) | 32 | 1883 | 367.1 | R | |
| Matt Kilroy (23) | 32 | 1889 | 480.2 | L | |
| Doc Landis (27) | 32 | 1882 | 359.0 | ||
| Frank Mountain (22) | 32 | 1882 | 213.0 | R | |
| Dupee Shaw (26) | 32 | 1885 | 399.2 | L | |
| Billy Taylor (29) | 32 | 1884 | 523.0 | R | |
| John Ward+ (21) | 32 | 1881 | 330.0 | R | |
| Jim Whitney (27) | 32 | 1885 | 441.1 | R | |
| 95. | Ice Box Chamberlain (20) | 31 | 1888 | 308.0 | R |
| Ed Crane (30) | 31 | 1892 | 364.1 | R | |
| Bert Cunningham (23) | 31 | 1889 | 279.1 | R | |
| Ed Cushman (33) | 31 | 1885 | 278.0 | L | |
| Pud Galvin+ (24) | 31 | 1881 | 474.0 | R | |
| Hank Gastright (25) | 31 | 1890 | 401.1 | R | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Bill Hart (20) | 31 | 1886 | 186.0 | R | |
| Harry McCormick (23) | 31 | 1879 | 457.1 | R | |
| Hank O'Day+ (27) | 31 | 1887 | 254.2 | R | |
| Elmer Smith (19) | 31 | 1887 | 447.1 | L | |
| 105. | Red Ames (22) | 30 | 1905 | 262.2 | R |
| Bert Cunningham (24) | 30 | 1890 | 319.2 | R | |
| Jack Lynch (27) | 30 | 1884 | 496.0 | R | |
| Jim McCormick (22) | 30 | 1879 | 546.1 | R | |
| Kid Nichols+ (20) | 30 | 1890 | 424.0 | R | |
| Harry Staley (22) | 30 | 1889 | 420.0 | R | |
| Tom Sullivan (28) | 30 | 1888 | 214.2 | ||
| Adonis Terry (22) | 30 | 1887 | 318.0 | R | |
| 113. | Al Atkinson (25) | 29 | 1886 | 396.2 | R |
| Joe Blong (23) | 29 | 1877 | 187.1 | R | |
| Kid Carsey (18) | 29 | 1891 | 415.0 | R | |
| Sam Moffet (27) | 29 | 1884 | 197.2 | R | |
| Mike Morrison (23) | 29 | 1890 | 153.0 | R | |
| Tony Mullane (34) | 29 | 1893 | 367.0 | R | |
| Lee Richmond (23) | 29 | 1880 | 590.2 | L | |
| Phenomenal Smith (23) | 29 | 1888 | 314.0 | L | |
| Jack Stivetts (22) | 29 | 1890 | 419.1 | R | |
| John Ward+ (19) | 29 | 1879 | 587.0 | R | |
| Jim Whitney (24) | 29 | 1882 | 420.0 | R | |
| Jim Whitney (28) | 29 | 1886 | 393.0 | R | |
| 125. | Bob Barr (33) | 28 | 1890 | 493.1 | R |
| Charlie Buffinton (24) | 28 | 1885 | 434.1 | R | |
| Jocko Flynn (22) | 28 | 1886 | 257.0 | R | |
| Pud Galvin+ (26) | 28 | 1883 | 656.1 | R | |
| Toad Ramsey (25) | 28 | 1890 | 348.2 | L | |
| Jack Stivetts (23) | 28 | 1891 | 440.0 | R | |
| Gus Weyhing (24) | 28 | 1891 | 450.0 | R | |
| 132. | Tony Cloninger (25) | 27 | 1966 | 257.2 | R |
| Pete Conway (19) | 27 | 1886 | 271.0 | R | |
| Larry Corcoran (21) | 27 | 1881 | 396.2 | R | |
| Larry Corcoran (24) | 27 | 1884 | 516.2 | R | |
| Chick Fraser (22) | 27 | 1896 | 349.1 | R | |
| Guy Hecker (28) | 27 | 1884 | 670.2 | R | |
| Ernie Hickman (28) | 27 | 1884 | 137.1 | ||
| Bill Hutchison (30) | 27 | 1890 | 603.0 | R | |
| Tim Keefe+ (26) | 27 | 1883 | 619.0 | R | |
| Jumbo McGinnis (30) | 27 | 1884 | 354.1 | ||
| Tony Mullane (28) | 27 | 1887 | 416.1 | R | |
| Darby O'Brien (22) | 27 | 1889 | 346.2 | R | |
| Adonis Terry (25) | 27 | 1890 | 370.0 | R | |
| Lee Viau (21) | 27 | 1888 | 387.2 | R | |
| Mickey Welch+ (23) | 27 | 1883 | 426.0 | R | |
| 147. | Larry Cheney (28) | 26 | 1914 | 311.1 | R |
| Dave Foutz (30) | 26 | 1887 | 339.1 | R | |
| Juan Guzmán (26) | 26 | 1993 | 221.0 | R | |
| Tom Lee (22) | 26 | 1884 | 167.1 | ||
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Bobby Mitchell (23) | 26 | 1879 | 194.2 | L | |
| Tony Mullane (30) | 26 | 1889 | 220.0 | R | |
| Lee Richmond (25) | 26 | 1882 | 411.0 | L | |
| Amos Rusie+ (22) | 26 | 1893 | 482.0 | R | |
| John Ward+ (18) | 26 | 1878 | 334.0 | R | |
| Mickey Welch+ (20) | 26 | 1880 | 574.0 | R | |
| 157. | Mark Baldwin (26) | 25 | 1890 | 492.0 | R |
| Charlie Buffinton (26) | 25 | 1887 | 332.1 | R | |
| A.J. Burnett (34) | 25 | 2011 | 190.1 | R | |
| Bob Caruthers (21) | 25 | 1885 | 482.1 | R | |
| Dan Casey (23) | 25 | 1886 | 369.0 | L | |
| John Clarkson+ (25) | 25 | 1887 | 523.0 | R | |
| Jack Easton (25) | 25 | 1890 | 255.2 | ||
| George Haddock (24) | 25 | 1891 | 379.2 | R | |
| Art Hagan (20) | 25 | 1883 | 152.0 | R | |
| Bill Hutchison (31) | 25 | 1891 | 561.0 | R | |
| Jack Neagle (26) | 25 | 1884 | 326.0 | R | |
| Henry Porter (27) | 25 | 1885 | 481.2 | R | |
| Elmer Smith (20) | 25 | 1888 | 348.1 | L | |
| Fleury Sullivan (22) | 25 | 1884 | 441.0 | ||
| Sam Weaver (22) | 25 | 1878 | 383.0 | R | |
| Will White (28) | 25 | 1883 | 577.0 | R | |
| Will White (30) | 25 | 1885 | 293.1 | R | |
| 174. | Jersey Bakley (25) | 24 | 1889 | 304.1 | R |
| Mark Baldwin (27) | 24 | 1891 | 437.2 | R | |
| Tommy Bond (24) | 24 | 1880 | 493.0 | R | |
| Henry Boyle (24) | 24 | 1885 | 366.2 | R | |
| Charlie Buffinton (23) | 24 | 1884 | 587.0 | R | |
| Pud Galvin+ (23) | 24 | 1880 | 458.2 | R | |
| Mike Golden (26) | 24 | 1878 | 161.0 | R | |
| George Haddock (23) | 24 | 1890 | 290.2 | R | |
| Egyptian Healy (23) | 24 | 1890 | 389.0 | R | |
| Jim McCormick (24) | 24 | 1881 | 526.0 | R | |
| Jumbo McGinnis (29) | 24 | 1883 | 382.2 | ||
| James McJames (21) | 24 | 1896 | 280.1 | R | |
| Sadie McMahon (22) | 24 | 1890 | 509.0 | R | |
| Jack Morris+ (32) | 24 | 1987 | 266.0 | R | |
| Tony Mullane (24) | 24 | 1883 | 460.2 | R | |
| Tony Mullane (29) | 24 | 1888 | 380.1 | R | |
| Kid Nichols+ (22) | 24 | 1892 | 453.0 | R | |
| Henry Porter (30) | 24 | 1888 | 474.0 | R | |
| Lee Richmond (24) | 24 | 1881 | 462.1 | L | |
| Amos Rusie+ (21) | 24 | 1892 | 541.0 | R | |
| John Schappert (28) | 24 | 1882 | 128.0 | R | |
| Dupee Shaw (25) | 24 | 1884 | 543.1 | L | |
| Lev Shreve (22) | 24 | 1888 | 297.2 | R | |
| Scott Stratton (18) | 24 | 1888 | 269.2 | R | |
| Will White (29) | 24 | 1884 | 456.0 | R | |
| 199. | Bob Caruthers (24) | 23 | 1888 | 391.2 | R |
| Matt Clement (25) | 23 | 2000 | 205.0 | R | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Fred Corey (27) | 23 | 1882 | 139.0 | R | |
| Billy Crowell (21) | 23 | 1887 | 389.1 | R | |
| Bert Cunningham (25) | 23 | 1891 | 237.2 | R | |
| Hugh Daily (35) | 23 | 1883 | 378.2 | R | |
| Bob Emslie (26) | 23 | 1885 | 135.2 | R | |
| Dave Foutz (29) | 23 | 1886 | 504.0 | R | |
| Charlie Geggus (22) | 23 | 1884 | 177.1 | ||
| Pud Galvin+ (22) | 23 | 1879 | 593.0 | R | |
| Pretzels Getzien (24) | 23 | 1888 | 404.0 | R | |
| Silver King (20) | 23 | 1888 | 584.2 | R | |
| Phil Knell (26) | 23 | 1891 | 462.0 | L | |
| Lon Knight (23) | 23 | 1876 | 282.0 | R | |
| Tim Leary (31) | 23 | 1990 | 208.0 | R | |
| Bobby Mathews (32) | 23 | 1884 | 430.2 | R | |
| Christy Mathewson+ (20) | 23 | 1901 | 336.0 | R | |
| Charlie McCullough (24) | 23 | 1890 | 241.2 | R | |
| Old Hoss Radbourn+ (27) | 23 | 1882 | 466.0 | R | |
| Tom Vickery (23) | 23 | 1890 | 382.0 | R | |
| 219. | Kirtley Baker (21) | 22 | 1890 | 178.1 | R |
| Lady Baldwin (27) | 22 | 1886 | 487.0 | L | |
| Bob Barr (29) | 22 | 1886 | 191.2 | R | |
| Henry Boyle (27) | 22 | 1888 | 323.0 | R | |
| Bob Caruthers (25) | 22 | 1889 | 445.0 | R | |
| Tony Cloninger (24) | 22 | 1965 | 279.0 | R | |
| Jim Conway (30) | 22 | 1889 | 335.0 | R | |
| Ed Crane (24) | 22 | 1886 | 70.0 | R | |
| Chick Fraser (23) | 22 | 1897 | 294.1 | R | |
| Bill George (22) | 22 | 1887 | 108.0 | L | |
| Jack Hamilton (23) | 22 | 1962 | 182.0 | R | |
| Silver King (23) | 22 | 1891 | 384.1 | R | |
| Jim McCormick (25) | 22 | 1882 | 595.2 | R | |
| Jumbo McGinnis (32) | 22 | 1886 | 297.0 | ||
| Jouett Meekin (27) | 22 | 1894 | 418.0 | R | |
| Mike Moore (32) | 22 | 1992 | 223.0 | R | |
| Ed Morris (21) | 22 | 1884 | 429.2 | L | |
| Ed Morris (23) | 22 | 1886 | 555.1 | L | |
| Bill Mountjoy (25) | 22 | 1884 | 289.0 | R | |
| Tricky Nichols (26) | 22 | 1877 | 350.0 | R | |
| Old Hoss Radbourn+ (31) | 22 | 1886 | 509.1 | R | |
| Garrett Richards (26) | 22 | 2014 | 168.2 | R | |
| Bobby Witt (22) | 22 | 1986 | 157.2 | R | |
| 242. | Norm Baker (22) | 21 | 1885 | 217.0 | |
| Joe Borden (22) | 21 | 1876 | 218.1 | R | |
| Ice Box Chamberlain (23) | 21 | 1891 | 405.2 | R | |
| John Clarkson+ (28) | 21 | 1890 | 383.0 | R | |
| Pete Conway (18) | 21 | 1885 | 210.0 | R | |
| Ed Crane (29) | 21 | 1891 | 366.2 | R | |
| Ed Cushman (34) | 21 | 1886 | 325.2 | L | |
| Bill Daley (22) | 21 | 1890 | 253.0 | L | |
| Ed Doheny (25) | 21 | 1899 | 277.2 | L | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Mike Dorgan (30) | 21 | 1884 | 113.0 | R | |
| Jesse Duryea (29) | 21 | 1889 | 401.0 | R | |
| John Fox (22) | 21 | 1881 | 124.1 | R | |
| Pud Galvin+ (28) | 21 | 1885 | 372.1 | R | |
| Hank Gastright (26) | 21 | 1891 | 283.2 | R | |
| George Haddock (25) | 21 | 1892 | 381.1 | R | |
| Pink Hawley (21) | 21 | 1894 | 392.2 | R | |
| Guy Hecker (30) | 21 | 1886 | 420.2 | R | |
| Ken Howell (28) | 21 | 1989 | 204.0 | R | |
| Mickey Hughes (21) | 21 | 1888 | 363.0 | R | |
| Walter Johnson+ (22) | 21 | 1910 | 370.0 | R | |
| Tim Keefe+ (31) | 21 | 1888 | 434.1 | R | |
| Brickyard Kennedy (26) | 21 | 1894 | 360.2 | R | |
| Silver King (24) | 21 | 1892 | 410.1 | R | |
| Tom Lovett (27) | 21 | 1891 | 365.2 | R | |
| Bobby Mathews (34) | 21 | 1886 | 197.2 | R | |
| Jim McCormick (23) | 21 | 1880 | 657.2 | R | |
| James McJames (22) | 21 | 1897 | 323.2 | R | |
| Jouett Meekin (24) | 21 | 1891 | 221.0 | R | |
| Bill Mountjoy (26) | 21 | 1885 | 206.2 | R | |
| Frank Mountain (23) | 21 | 1883 | 503.0 | R | |
| Joe Niekro (40) | 21 | 1985 | 225.1 | R | |
| The Only Nolan (22) | 21 | 1878 | 347.0 | R | |
| Nolan Ryan+ (30) | 21 | 1977 | 299.0 | R | |
| John Sowders (22) | 21 | 1889 | 185.0 | L | |
| Charlie Sweeney (21) | 21 | 1884 | 492.0 | R | |
| George Van Haltren (22) | 21 | 1888 | 245.2 | L | |
| Lee Viau (24) | 21 | 1891 | 343.2 | R | |
| Gus Weyhing (23) | 21 | 1890 | 390.0 | R | |
| Scott Williamson (24) | 21 | 2000 | 112.0 | R | |
| Earl Wilson (28) | 21 | 1963 | 210.2 | R | |
| Pete Wood (18) | 21 | 1885 | 198.2 | R | |
| 283. | Red Ames (24) | 20 | 1907 | 233.1 | R |
| Ice Box Chamberlain (21) | 20 | 1889 | 421.2 | R | |
| José Contreras (33) | 20 | 2005 | 204.2 | R | |
| Billy Crowell (22) | 20 | 1888 | 159.2 | R | |
| Jim Devlin (28) | 20 | 1877 | 559.0 | R | |
| Larry Dierker (21) | 20 | 1968 | 233.2 | R | |
| Dave Foutz (28) | 20 | 1885 | 407.2 | R | |
| Freddy García (28) | 20 | 2005 | 228.0 | R | |
| Henry Gruber (27) | 20 | 1891 | 348.2 | R | |
| John Harkins (27) | 20 | 1886 | 292.1 | R | |
| Guy Hecker (27) | 20 | 1883 | 469.0 | R | |
| Bill Hutchison (32) | 20 | 1892 | 622.0 | R | |
| Edwin Jackson (26) | 20 | 2010 | 209.1 | R | |
| Terry Larkin (23) | 20 | 1879 | 513.1 | R | |
| Dave Lemanczyk (26) | 20 | 1977 | 252.0 | R | |
| Denny Lemaster (25) | 20 | 1964 | 221.0 | L | |
| Old Hoss Radbourn+ (32) | 20 | 1887 | 425.0 | R | |
| J.R. Richard (25) | 20 | 1975 | 203.0 | R | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Gus Shallix (26) | 20 | 1884 | 199.2 | R | |
| John Smoltz+ (24) | 20 | 1991 | 229.2 | R | |
| Adonis Terry (21) | 20 | 1886 | 288.1 | R | |
| Bill Vinton (19) | 20 | 1884 | 182.0 | R | |
| 305. | Charlie Buffinton (30) | 19 | 1891 | 363.2 | R |
| Thomas Burns (20) | 19 | 1885 | 105.2 | R | |
| Larry Cheney (27) | 19 | 1913 | 305.0 | R | |
| Larry Corcoran (20) | 19 | 1880 | 536.1 | R | |
| Larry Corcoran (23) | 19 | 1883 | 473.2 | R | |
| Ed Correa (20) | 19 | 1986 | 202.1 | R | |
| Ed Daily (27) | 19 | 1890 | 344.2 | R | |
| Ed Doheny (24) | 19 | 1898 | 213.0 | L | |
| Pud Galvin+ (25) | 19 | 1882 | 445.1 | R | |
| Pretzels Getzien (22) | 19 | 1886 | 386.2 | R | |
| Ed Green (30) | 19 | 1890 | 191.0 | ||
| Jack Harper (23) | 19 | 1901 | 308.2 | R | |
| Egyptian Healy (21) | 19 | 1888 | 321.1 | R | |
| Silver King (19) | 19 | 1887 | 390.0 | R | |
| Tom Lovett (21) | 19 | 1885 | 138.2 | R | |
| Jim Maloney (23) | 19 | 1963 | 250.1 | R | |
| Jim Maloney (25) | 19 | 1965 | 255.1 | R | |
| Bobby Mathews (33) | 19 | 1885 | 422.1 | R | |
| Mike Mattimore (29) | 19 | 1888 | 221.0 | R | |
| Mike Mattimore (31) | 19 | 1890 | 178.1 | R | |
| George Meakim (24) | 19 | 1890 | 192.0 | R | |
| Frank Mountain (24) | 19 | 1884 | 360.2 | R | |
| Joe Niekro (34) | 19 | 1979 | 263.2 | R | |
| Joe Niekro (37) | 19 | 1982 | 270.0 | R | |
| Phil Niekro+ (28) | 19 | 1967 | 207.0 | R | |
| Hideo Nomo (26) | 19 | 1995 | 191.1 | R | |
| Darby O'Brien (23) | 19 | 1890 | 206.1 | R | |
| Steve Renko (29) | 19 | 1974 | 227.2 | R | |
| J.R. Richard (29) | 19 | 1979 | 292.1 | R | |
| Nolan Ryan+ (42) | 19 | 1989 | 239.1 | R | |
| Cy Seymour (25) | 19 | 1898 | 356.2 | L | |
| Happy Townsend (25) | 19 | 1904 | 291.1 | R | |
| Alex Voss (26) | 19 | 1884 | 239.1 | R | |
| John Ward+ (20) | 19 | 1880 | 595.0 | R | |
| John Ward+ (23) | 19 | 1883 | 277.0 | R | |
| Will White (27) | 19 | 1882 | 480.0 | R | |
| 341. | Mark Baldwin (24) | 18 | 1888 | 251.0 | R |
| Tommy Bond (21) | 18 | 1877 | 521.0 | R | |
| Larry Cheney (26) | 18 | 1912 | 303.1 | R | |
| Ed Crane (27) | 18 | 1889 | 230.2 | R | |
| Pretzels Getzien (23) | 18 | 1887 | 366.2 | R | |
| Henry Gruber (25) | 18 | 1889 | 205.0 | R | |
| Jack Hamilton (27) | 18 | 1966 | 148.2 | R | |
| John Hamill (23) | 18 | 1884 | 156.2 | R | |
| Félix Hernández (28) | 18 | 2014 | 236.0 | R | |
| Otto Hess (26) | 18 | 1905 | 213.2 | L | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Frank Killen (21) | 18 | 1892 | 459.2 | L | |
| Phil Knell (27) | 18 | 1892 | 250.0 | L | |
| John Lackey (26) | 18 | 2005 | 209.0 | R | |
| Terry Larkin (21) | 18 | 1877 | 501.0 | R | |
| Tom Lovett (26) | 18 | 1890 | 372.0 | R | |
| Lance Lynn (32) | 18 | 2019 | 208.1 | R | |
| Christy Mathewson+ (22) | 18 | 1903 | 366.1 | R | |
| Al Maul (24) | 18 | 1890 | 255.2 | R | |
| Ernie McAnally (24) | 18 | 1971 | 177.2 | R | |
| Sam McDowell (24) | 18 | 1967 | 236.1 | L | |
| Willie McGill (17) | 18 | 1891 | 298.0 | L | |
| Jack Morris+ (28) | 18 | 1983 | 293.2 | R | |
| Tony Mullane (32) | 18 | 1891 | 426.1 | R | |
| Joe Murphy (19) | 18 | 1886 | 86.0 | ||
| Jaime Navarro (31) | 18 | 1998 | 172.2 | R | |
| Phil Niekro+ (40) | 18 | 1979 | 342.0 | R | |
| Orval Overall (24) | 18 | 1905 | 318.0 | R | |
| Dan Reichert (23) | 18 | 2000 | 153.1 | R | |
| Billy Rhines (22) | 18 | 1891 | 372.2 | R | |
| Rich Robertson (25) | 18 | 1970 | 183.2 | R | |
| Ricky Romero (25) | 18 | 2010 | 210.0 | L | |
| Nolan Ryan+ (25) | 18 | 1972 | 284.0 | R | |
| Nolan Ryan+ (35) | 18 | 1982 | 250.1 | R | |
| Dupee Shaw (27) | 18 | 1886 | 385.2 | L | |
| Charlie Sprague (25) | 18 | 1890 | 122.2 | L | |
| Adonis Terry (24) | 18 | 1889 | 326.0 | R | |
| Bob Veale (28) | 18 | 1964 | 279.2 | L | |
| Lee Viau (22) | 18 | 1889 | 373.0 | R | |
| Mickey Welch+ (29) | 18 | 1889 | 375.0 | R | |
| Jim Whitney (26) | 18 | 1884 | 336.0 | R | |
| 381. | Mark Baldwin (28) | 17 | 1892 | 440.1 | R |
| Bob Barr (26) | 17 | 1883 | 203.1 | R | |
| Ed Beatin (23) | 17 | 1890 | 474.1 | L | |
| Buck Becannon (25) | 17 | 1885 | 85.0 | ||
| Ed Bagley (21) | 17 | 1885 | 115.0 | ||
| Frank Bertaina (24) | 17 | 1968 | 127.1 | L | |
| Charlie Buffinton (22) | 17 | 1883 | 333.0 | R | |
| A.J. Burnett (32) | 17 | 2009 | 207.0 | R | |
| Dick Burns (20) | 17 | 1884 | 329.2 | L | |
| Daniel Cabrera (25) | 17 | 2006 | 148.0 | R | |
| Trevor Cahill (25) | 17 | 2013 | 146.2 | R | |
| Steve Carlton+ (35) | 17 | 1980 | 304.0 | L | |
| Ice Box Chamberlain (19) | 17 | 1887 | 309.0 | R | |
| John Clarkson+ (24) | 17 | 1886 | 466.2 | R | |
| David Cone (28) | 17 | 1991 | 232.2 | R | |
| José Contreras (32) | 17 | 2004 | 170.1 | R | |
| Dick Conway (21) | 17 | 1887 | 222.1 | R | |
| Larry Corcoran (22) | 17 | 1882 | 355.2 | R | |
| Dan Daub (26) | 17 | 1894 | 224.0 | R | |
| Dory Dean (23) | 17 | 1876 | 262.2 | R | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Darren Dreifort (28) | 17 | 2000 | 192.2 | R | |
| Mike Fiers (31) | 17 | 2016 | 168.2 | R | |
| Chuck Finley (33) | 17 | 1996 | 238.0 | L | |
| Chick Fraser (25) | 17 | 1899 | 270.2 | R | |
| Milt Gaston (33) | 17 | 1929 | 243.2 | R | |
| Kid Gleason (25) | 17 | 1891 | 418.0 | R | |
| Zack Godley (28) | 17 | 2018 | 178.1 | R | |
| Tom Gordon (25) | 17 | 1993 | 155.2 | R | |
| Pink Hawley (23) | 17 | 1896 | 378.0 | R | |
| Félix Hernández (23) | 17 | 2009 | 238.2 | R | |
| Jason Johnson (31) | 17 | 2005 | 210.0 | R | |
| Walter Johnson+ (23) | 17 | 1911 | 322.1 | R | |
| Tommy John (27) | 17 | 1970 | 269.1 | L | |
| Frank Knauss (21) | 17 | 1890 | 275.2 | L | |
| Sandy Koufax+ (22) | 17 | 1958 | 158.2 | L | |
| Tim Lincecum (24) | 17 | 2008 | 227.0 | R | |
| Tim Lincecum (28) | 17 | 2012 | 186.0 | R | |
| Milo Lockwood (26) | 17 | 1884 | 67.2 | ||
| John Luby (21) | 17 | 1890 | 267.2 | R | |
| Bobby Mathews (27) | 17 | 1879 | 189.0 | R | |
| Christy Mathewson+ (21) | 17 | 1902 | 284.2 | R | |
| Sam McDowell (22) | 17 | 1965 | 273.0 | L | |
| Sam McDowell (27) | 17 | 1970 | 305.0 | L | |
| Sadie McMahon (25) | 17 | 1893 | 346.1 | R | |
| Fred Mitchell (25) | 17 | 1903 | 227.0 | R | |
| Matt Moore (24) | 17 | 2013 | 150.1 | L | |
| Mike Moore (29) | 17 | 1989 | 241.2 | R | |
| Tom Murphy (25) | 17 | 1971 | 243.1 | R | |
| Phil Niekro+ (38) | 17 | 1977 | 330.1 | R | |
| Hank O'Day+ (28) | 17 | 1888 | 403.0 | R | |
| Blue Moon Odom (23) | 17 | 1968 | 231.1 | R | |
| Manny Parra (25) | 17 | 2008 | 166.0 | L | |
| George Pechiney (24) | 17 | 1886 | 330.1 | R | |
| Gaylord Perry+ (34) | 17 | 1973 | 344.0 | R | |
| Henry Porter (28) | 17 | 1886 | 424.0 | R | |
| Old Hoss Radbourn+ (26) | 17 | 1881 | 325.1 | R | |
| Garrett Richards (27) | 17 | 2015 | 207.1 | R | |
| Don Robinson (25) | 17 | 1982 | 227.0 | R | |
| Amos Rusie+ (20) | 17 | 1891 | 500.1 | R | |
| John Smoltz+ (25) | 17 | 1992 | 246.2 | R | |
| Ed Stein (23) | 17 | 1893 | 298.1 | R | |
| Ed Stein (24) | 17 | 1894 | 350.0 | R | |
| Charlie Sweeney (20) | 17 | 1883 | 146.2 | R | |
| Charlie Sweeney (22) | 17 | 1885 | 275.0 | R | |
| Billy Taylor (28) | 17 | 1883 | 127.0 | R | |
| Bob Veale (29) | 17 | 1965 | 266.0 | L | |
| Justin Verlander (24) | 17 | 2007 | 201.2 | R | |
| Brandon Webb (25) | 17 | 2004 | 208.0 | R | |
| Mickey Welch+ (28) | 17 | 1888 | 425.1 | R | |
| 450. | Jake Arrieta (30) | 16 | 2016 | 197.1 | R |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Jersey Bakley (26) | 16 | 1890 | 326.1 | R | |
| Bo Belinsky (30) | 16 | 1967 | 115.1 | L | |
| Bruce Berenyi (27) | 16 | 1982 | 222.1 | R | |
| Sumner Bowman (23) | 16 | 1890 | 78.2 | L | |
| Jesse Burkett+ (21) | 16 | 1890 | 118.0 | L | |
| A.J. Burnett (33) | 16 | 2010 | 186.2 | R | |
| Trevor Cahill (29) | 16 | 2017 | 84.0 | R | |
| Dan Casey (24) | 16 | 1887 | 390.1 | L | |
| Ice Box Chamberlain (24) | 16 | 1892 | 406.1 | R | |
| John Clarkson+ (27) | 16 | 1889 | 620.0 | R | |
| José Contreras (34) | 16 | 2006 | 196.0 | R | |
| Doug Crothers (25) | 16 | 1885 | 154.0 | R | |
| Ed Daily (23) | 16 | 1886 | 218.0 | R | |
| Bruce Dal Canton (33) | 16 | 1974 | 175.1 | R | |
| Ron Darling (30) | 16 | 1991 | 194.1 | R | |
| Storm Davis (26) | 16 | 1988 | 201.2 | R | |
| George Derby (24) | 16 | 1882 | 362.0 | R | |
| Jean Dubuc (23) | 16 | 1912 | 250.0 | R | |
| Stu Flythe (24) | 16 | 1936 | 39.1 | R | |
| Pud Galvin+ (27) | 16 | 1884 | 636.1 | R | |
| Kid Gleason (27) | 16 | 1893 | 380.1 | R | |
| Jason Grimsley (32) | 16 | 2000 | 96.1 | R | |
| George Haddock (22) | 16 | 1889 | 276.1 | R | |
| John Harkins (28) | 16 | 1887 | 199.0 | R | |
| Guy Hecker (29) | 16 | 1885 | 480.0 | R | |
| Charlie Hough (38) | 16 | 1986 | 230.1 | R | |
| Nat Hudson (19) | 16 | 1888 | 333.0 | R | |
| Tom Hughes (22) | 16 | 1901 | 308.1 | R | |
| Bill Hutchison (29) | 16 | 1889 | 318.0 | R | |
| Ubaldo Jiménez (24) | 16 | 2008 | 198.2 | R | |
| Ubaldo Jiménez (26) | 16 | 2010 | 221.2 | R | |
| Ubaldo Jiménez (28) | 16 | 2012 | 176.2 | R | |
| Ian Kennedy (25) | 16 | 2010 | 194.0 | R | |
| Ted Kennedy (21) | 16 | 1886 | 204.2 | R | |
| Phil Knell (25) | 16 | 1890 | 286.2 | L | |
| Ed Knouff (18) | 16 | 1885 | 106.0 | R | |
| John Lackey (27) | 16 | 2006 | 217.2 | R | |
| Rick Langford (27) | 16 | 1979 | 218.2 | R | |
| Jim Maloney (24) | 16 | 1964 | 216.0 | R | |
| Jim Maloney (29) | 16 | 1969 | 178.2 | R | |
| Jack Manning (22) | 16 | 1876 | 197.1 | R | |
| Jim McCormick (30) | 16 | 1887 | 322.1 | R | |
| Mike McDermott (20) | 16 | 1895 | 207.1 | R | |
| James McJames (24) | 16 | 1899 | 275.1 | R | |
| Sadie McMahon (23) | 16 | 1891 | 503.0 | R | |
| Andy Messersmith (23) | 16 | 1969 | 250.0 | R | |
| Jack Morris+ (35) | 16 | 1990 | 249.2 | R | |
| Tony Mullane (33) | 16 | 1892 | 295.0 | R | |
| Tom Murphy (23) | 16 | 1969 | 215.2 | R | |
| Kid Nichols+ (21) | 16 | 1891 | 425.1 | R | |
| Rank | Player (age that year) | Wild Pitches | Year | IP | Throws |
| Phil Niekro+ (29) | 16 | 1968 | 256.2 | R | |
| Hideo Nomo (31) | 16 | 2000 | 190.0 | R | |
| Hank O'Day+ (30) | 16 | 1890 | 329.0 | R | |
| Fred Osborne (25) | 16 | 1890 | 58.0 | L | |
| George Pechiney (25) | 16 | 1887 | 86.0 | R | |
| Gary Peters (33) | 16 | 1970 | 221.2 | L | |
| J.R. Richard (28) | 16 | 1978 | 275.1 | R | |
| Jeff Robinson (28) | 16 | 1990 | 145.0 | R | |
| Nolan Ryan+ (34) | 16 | 1981 | 149.0 | R | |
| Mac Suzuki (26) | 16 | 2001 | 118.1 | R | |
| Jack Taylor (24) | 16 | 1897 | 317.1 | R | |
| Edinson Vólquez (29) | 16 | 2013 | 170.1 | R | |
| Mickey Welch+ (27) | 16 | 1887 | 346.0 | R | |
| John Wetteland (22) | 16 | 1989 | 102.2 | R | |
| Mike Williams (27) | 16 | 1996 | 167.0 | R | |
| Don Wilson (24) | 16 | 1969 | 225.0 | R | |
| Bobby Witt (24) | 16 | 1988 | 174.1 | R | |
| Matt Young (31) | 16 | 1990 | 225.1 | L |


















