Single-Season Leaders & Records for Errors Committed as P
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| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
|---|---|---|---|---|---|
| 1. | Jack Lynch (27) | 38 | 1884 | 496.0 | R |
| 2. | Bill Sweeney (26) | 34 | 1884 | 538.0 | R |
| Adonis Terry (19) | 34 | 1884 | 476.0 | R | |
| 4. | Bob Barr (27) | 33 | 1884 | 413.0 | R |
| 5. | Al Atkinson (23) | 31 | 1884 | 394.0 | R |
| Toad Ramsey (22) | 31 | 1887 | 561.0 | L | |
| Billy Taylor (29) | 31 | 1884 | 523.0 | R | |
| 8. | Sam Kimber (31) | 30 | 1884 | 361.0 | R |
| 9. | Tim Keefe+ (27) | 29 | 1884 | 483.0 | R |
| 10. | Matt Kilroy (20) | 28 | 1886 | 583.0 | L |
| Bobby Mathews (24) | 28 | 1876 | 516.0 | R | |
| Dupee Shaw (25) | 28 | 1884 | 544.0 | L | |
| Jim Whitney (23) | 28 | 1881 | 552.0 | R | |
| 14. | Jersey Bakley (20) | 27 | 1884 | 395.0 | R |
| John Clarkson+ (27) | 27 | 1889 | 620.0 | R | |
| 16. | Pud Galvin+ (22) | 26 | 1879 | 593.0 | R |
| 17. | Bert Cunningham (22) | 25 | 1888 | 453.0 | R |
| Chick Fraser (22) | 25 | 1896 | 349.0 | R | |
| Bobby Mathews (32) | 25 | 1884 | 431.0 | R | |
| 20. | George Bradley (26) | 24 | 1879 | 487.0 | R |
| Larry Corcoran (24) | 24 | 1884 | 517.0 | R | |
| Al Mays (22) | 24 | 1887 | 441.0 | R | |
| Frank Mountain (23) | 24 | 1883 | 503.0 | R | |
| Jack Neagle (26) | 24 | 1884 | 326.0 | R | |
| Fleury Sullivan (22) | 24 | 1884 | 441.0 | ||
| Gus Weyhing (20) | 24 | 1887 | 466.0 | R | |
| 27. | Tim Keefe+ (26) | 23 | 1883 | 619.0 | R |
| Ed Morris (21) | 23 | 1884 | 430.0 | L | |
| Tony Mullane (25) | 23 | 1884 | 567.0 | R | |
| Toad Ramsey (21) | 23 | 1886 | 589.0 | L | |
| Lee Richmond (23) | 23 | 1880 | 591.0 | L | |
| Will White (28) | 23 | 1883 | 577.0 | R | |
| 33. | Joe Borden (22) | 22 | 1876 | 218.0 | R |
| Ed Crane (30) | 22 | 1892 | 364.0 | R | |
| Bob Emslie (25) | 22 | 1884 | 455.0 | R | |
| Hardie Henderson (20) | 22 | 1883 | 367.0 | R | |
| Hardie Henderson (21) | 22 | 1884 | 439.0 | R | |
| Frank Killen (21) | 22 | 1892 | 460.0 | L | |
| Jim McCormick (23) | 22 | 1880 | 658.0 | R | |
| Amos Rusie+ (21) | 22 | 1892 | 532.0 | R | |
| Jack Taylor (25) | 22 | 1898 | 397.0 | R | |
| Bill Wise (23) | 22 | 1884 | 364.0 | ||
| 43. | Bert Cunningham (24) | 21 | 1890 | 320.0 | R |
| Jumbo McGinnis (29) | 21 | 1883 | 383.0 | ||
| Win Mercer (22) | 21 | 1896 | 366.0 | R | |
| Tony Mullane (24) | 21 | 1883 | 461.0 | R | |
| Mickey Welch+ (20) | 21 | 1880 | 574.0 | R | |
| Mickey Welch+ (23) | 21 | 1883 | 426.0 | R | |
| 49. | John Clarkson+ (23) | 20 | 1885 | 623.0 | R |
| Matt Kilroy (21) | 20 | 1887 | 589.0 | L | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Larry McKeon (18) | 20 | 1884 | 512.0 | ||
| Ed Morris (22) | 20 | 1885 | 581.0 | L | |
| Amos Rusie+ (19) | 20 | 1890 | 549.0 | R | |
| Cy Seymour (24) | 20 | 1897 | 278.0 | L | |
| Cy Seymour (26) | 20 | 1899 | 268.0 | L | |
| Phenomenal Smith (22) | 20 | 1887 | 491.0 | L | |
| Tom Vickery (23) | 20 | 1890 | 382.0 | R | |
| Gus Weyhing (25) | 20 | 1892 | 470.0 | R | |
| Will White (24) | 20 | 1879 | 680.0 | R | |
| 60. | John Clarkson+ (24) | 19 | 1886 | 467.0 | R |
| John Clarkson+ (26) | 19 | 1888 | 483.0 | R | |
| Pud Galvin+ (24) | 19 | 1881 | 474.0 | R | |
| Pretzels Getzien (26) | 19 | 1890 | 350.0 | R | |
| Ed Seward (21) | 19 | 1888 | 519.0 | R | |
| 65. | Jersey Bakley (24) | 18 | 1888 | 533.0 | R |
| Mark Baldwin (28) | 18 | 1892 | 440.0 | R | |
| John Coleman (20) | 18 | 1883 | 538.0 | R | |
| Fred Goldsmith (25) | 18 | 1881 | 330.0 | R | |
| Lon Knight (23) | 18 | 1876 | 282.0 | R | |
| Terry Larkin (22) | 18 | 1878 | 506.0 | R | |
| Sadie McMahon (25) | 18 | 1893 | 346.0 | R | |
| Doc Newton (23) | 18 | 1901 | 273.0 | L | |
| Toad Ramsey (23) | 18 | 1888 | 342.0 | L | |
| 74. | Ed Doheny (25) | 17 | 1899 | 265.0 | L |
| John Fox (24) | 17 | 1883 | 165.0 | R | |
| Fred Goldsmith (27) | 17 | 1883 | 383.0 | R | |
| Tim Keefe+ (24) | 17 | 1881 | 402.0 | R | |
| Matt Kilroy (23) | 17 | 1889 | 481.0 | L | |
| Cy Seymour (25) | 17 | 1898 | 357.0 | L | |
| Phenomenal Smith (23) | 17 | 1888 | 314.0 | L | |
| Bill Stemmyer (21) | 17 | 1886 | 349.0 | R | |
| Mickey Welch+ (28) | 17 | 1888 | 425.0 | R | |
| Gus Weyhing (21) | 17 | 1888 | 404.0 | R | |
| 84. | Joe Corbett (21) | 16 | 1897 | 313.0 | R |
| Ed Crane (28) | 16 | 1890 | 330.0 | R | |
| Ed Crane (29) | 16 | 1891 | 367.0 | R | |
| Pud Galvin+ (28) | 16 | 1885 | 372.0 | R | |
| Pretzels Getzien (24) | 16 | 1888 | 404.0 | R | |
| Joe McGinnity+ (32) | 16 | 1903 | 434.0 | R | |
| Henry Porter (30) | 16 | 1888 | 474.0 | R | |
| Toad Ramsey (25) | 16 | 1890 | 349.0 | L | |
| Lev Shreve (22) | 16 | 1888 | 298.0 | R | |
| Jack Taylor (24) | 16 | 1897 | 317.0 | R | |
| Sam Weaver (22) | 16 | 1878 | 383.0 | R | |
| Jim Whitney (27) | 16 | 1885 | 441.0 | R | |
| 96. | Mark Baldwin (26) | 15 | 1890 | 501.0 | R |
| Tommy Bond (20) | 15 | 1876 | 408.0 | R | |
| Bob Caruthers (24) | 15 | 1888 | 392.0 | R | |
| John Clarkson+ (30) | 15 | 1892 | 389.0 | R | |
| Egyptian Healy (21) | 15 | 1888 | 321.0 | R | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Guy Hecker (30) | 15 | 1886 | 421.0 | R | |
| Mickey Hughes (21) | 15 | 1888 | 363.0 | R | |
| Tim Keefe+ (29) | 15 | 1886 | 540.0 | R | |
| Tim Keefe+ (30) | 15 | 1887 | 479.0 | R | |
| Terry Larkin (21) | 15 | 1877 | 501.0 | R | |
| Win Mercer (23) | 15 | 1897 | 333.0 | R | |
| Tony Mullane (27) | 15 | 1886 | 530.0 | R | |
| Wiley Piatt (23) | 15 | 1898 | 306.0 | L | |
| Togie Pittinger (31) | 15 | 1903 | 352.0 | R | |
| Henry Porter (28) | 15 | 1886 | 424.0 | R | |
| Old Hoss Radbourn+ (28) | 15 | 1883 | 632.0 | R | |
| Old Hoss Radbourn+ (32) | 15 | 1887 | 425.0 | R | |
| Amos Rusie+ (22) | 15 | 1893 | 482.0 | R | |
| Jack Stivetts (23) | 15 | 1891 | 440.0 | R | |
| Rube Waddell+ (28) | 15 | 1905 | 329.0 | L | |
| Ed Walsh+ (31) | 15 | 1912 | 393.0 | R | |
| John Ward+ (18) | 15 | 1878 | 334.0 | R | |
| Will White (23) | 15 | 1878 | 468.0 | R | |
| 119. | Theodore Breitenstein (26) | 14 | 1895 | 430.0 | L |
| Charlie Buffinton (29) | 14 | 1890 | 283.0 | R | |
| Dan Casey (27) | 14 | 1890 | 361.0 | L | |
| John Clarkson+ (28) | 14 | 1890 | 383.0 | R | |
| George Cobb (26) | 14 | 1892 | 394.0 | L | |
| Denny Driscoll (27) | 14 | 1883 | 336.0 | L | |
| Frank Foreman (26) | 14 | 1889 | 414.0 | R | |
| Dave Foutz (28) | 14 | 1885 | 408.0 | R | |
| Henry Gruber (26) | 14 | 1890 | 383.0 | R | |
| Egyptian Healy (23) | 14 | 1890 | 389.0 | R | |
| Hardie Henderson (22) | 14 | 1885 | 539.0 | R | |
| Bill Hutchison (30) | 14 | 1890 | 603.0 | R | |
| Frank Killen (22) | 14 | 1893 | 415.0 | L | |
| Doc Landis (27) | 14 | 1882 | 357.0 | ||
| Vive Lindaman (28) | 14 | 1906 | 307.0 | R | |
| Jim McCormick (26) | 14 | 1883 | 342.0 | R | |
| Mike McDermott (20) | 14 | 1895 | 207.0 | R | |
| Bobby Mitchell (23) | 14 | 1879 | 195.0 | L | |
| Toad Ramsey (24) | 14 | 1889 | 181.0 | L | |
| Lee Richmond (25) | 14 | 1882 | 411.0 | L | |
| Amos Rusie+ (20) | 14 | 1891 | 500.0 | R | |
| Amos Rusie+ (23) | 14 | 1894 | 444.0 | R | |
| Allen Sothoron (27) | 14 | 1920 | 218.0 | R | |
| Lee Viau (24) | 14 | 1891 | 344.0 | R | |
| Mickey Welch+ (25) | 14 | 1885 | 492.0 | R | |
| 144. | Jersey Bakley (27) | 13 | 1891 | 163.0 | R |
| Mark Baldwin (25) | 13 | 1889 | 514.0 | R | |
| Mark Baldwin (27) | 13 | 1891 | 438.0 | R | |
| Charlie Buffinton (22) | 13 | 1883 | 333.0 | R | |
| Charlie Buffinton (24) | 13 | 1885 | 434.0 | R | |
| Kid Carsey (19) | 13 | 1892 | 318.0 | R | |
| John Clarkson+ (29) | 13 | 1891 | 461.0 | R | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Larry Corcoran (23) | 13 | 1883 | 474.0 | R | |
| Bert Cunningham (32) | 13 | 1898 | 362.0 | R | |
| Dory Dean (23) | 13 | 1876 | 263.0 | R | |
| Pud Galvin+ (23) | 13 | 1880 | 459.0 | R | |
| Ad Gumbert (22) | 13 | 1890 | 286.0 | R | |
| Noodles Hahn (20) | 13 | 1899 | 309.0 | L | |
| Pink Hawley (22) | 13 | 1895 | 444.0 | R | |
| Bill Hill (21) | 13 | 1896 | 320.0 | L | |
| Bill Hutchison (29) | 13 | 1889 | 318.0 | R | |
| Bill Hutchison (31) | 13 | 1891 | 561.0 | R | |
| Bill Hutchison (32) | 13 | 1892 | 627.0 | R | |
| Tim Keefe+ (28) | 13 | 1885 | 398.0 | R | |
| Tim Keefe+ (35) | 13 | 1892 | 313.0 | R | |
| Frank Killen (26) | 13 | 1897 | 337.0 | L | |
| Phil Knell (29) | 13 | 1894 | 254.0 | L | |
| Kid Madden (19) | 13 | 1887 | 321.0 | L | |
| Jim McCormick (24) | 13 | 1881 | 526.0 | R | |
| Jim McCormick (25) | 13 | 1882 | 596.0 | R | |
| Joe McGinnity+ (33) | 13 | 1904 | 408.0 | R | |
| Joe McGinnity+ (35) | 13 | 1906 | 340.0 | R | |
| Tony Mullane (29) | 13 | 1888 | 380.0 | R | |
| George Mullin (23) | 13 | 1904 | 382.0 | R | |
| Jack Nabors (28) | 13 | 1916 | 213.0 | R | |
| Kid Nichols+ (20) | 13 | 1890 | 424.0 | R | |
| Orval Overall (24) | 13 | 1905 | 318.0 | R | |
| Wiley Piatt (27) | 13 | 1902 | 246.0 | L | |
| Ed Scott (29) | 13 | 1900 | 315.0 | R | |
| Elmer Smith (19) | 13 | 1887 | 447.0 | L | |
| Allen Sothoron (26) | 13 | 1919 | 270.0 | R | |
| Jack Stivetts (22) | 13 | 1890 | 419.0 | R | |
| Charlie Sweeney (22) | 13 | 1885 | 275.0 | R | |
| Hippo Vaughn (26) | 13 | 1914 | 294.0 | L | |
| Jim Whitney (24) | 13 | 1882 | 420.0 | R | |
| George Weidman (26) | 13 | 1887 | 288.0 | R | |
| 185. | Norm Baker (22) | 12 | 1885 | 217.0 | |
| George Bradley (23) | 12 | 1876 | 573.0 | R | |
| Jimmy Callahan (25) | 12 | 1899 | 294.0 | R | |
| Bill Carrick (25) | 12 | 1899 | 362.0 | R | |
| Kid Carsey (18) | 12 | 1891 | 415.0 | R | |
| Kid Carsey (22) | 12 | 1895 | 342.0 | R | |
| Bob Caruthers (26) | 12 | 1890 | 300.0 | R | |
| Jack Chesbro+ (30) | 12 | 1904 | 455.0 | R | |
| Pete Conway (19) | 12 | 1886 | 271.0 | R | |
| Jack Cronin (27) | 12 | 1901 | 220.0 | R | |
| Ed Daily (22) | 12 | 1885 | 440.0 | R | |
| Pete Dowling (21) | 12 | 1898 | 286.0 | L | |
| Red Ehret (20) | 12 | 1889 | 364.0 | R | |
| Red Ehret (21) | 12 | 1890 | 359.0 | R | |
| Red Ehret (23) | 12 | 1892 | 316.0 | R | |
| Red Ehret (25) | 12 | 1894 | 347.0 | R | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Red Ehret (26) | 12 | 1895 | 232.0 | R | |
| Bob Emslie (24) | 12 | 1883 | 201.0 | R | |
| Cherokee Fisher (31) | 12 | 1876 | 229.0 | R | |
| Patsy Flaherty (27) | 12 | 1903 | 294.0 | L | |
| Chick Fraser (23) | 12 | 1897 | 286.0 | R | |
| Kid Gleason (27) | 12 | 1893 | 380.0 | R | |
| Bob Groom (24) | 12 | 1909 | 261.0 | R | |
| George Haddock (24) | 12 | 1891 | 380.0 | R | |
| Pink Hawley (21) | 12 | 1894 | 393.0 | R | |
| Egyptian Healy (20) | 12 | 1887 | 341.0 | R | |
| Bill Hill (22) | 12 | 1897 | 199.0 | L | |
| Jim Hughey (30) | 12 | 1899 | 283.0 | R | |
| Bert Husting (24) | 12 | 1902 | 212.0 | R | |
| George Johnson (29) | 12 | 1915 | 281.0 | R | |
| Silver King (20) | 12 | 1888 | 586.0 | R | |
| Gus Krock (22) | 12 | 1888 | 340.0 | R | |
| Tom Lovett (21) | 12 | 1885 | 139.0 | R | |
| Bobby Mathews (31) | 12 | 1883 | 381.0 | R | |
| Joe McGinnity+ (29) | 12 | 1900 | 343.0 | R | |
| Stoney McGlynn (35) | 12 | 1907 | 352.0 | R | |
| Sadie McMahon (24) | 12 | 1892 | 397.0 | R | |
| Win Mercer (21) | 12 | 1895 | 311.0 | R | |
| Casey Patten (33) | 12 | 1907 | 237.0 | L | |
| Barney Pelty (25) | 12 | 1906 | 261.0 | R | |
| Togie Pittinger (32) | 12 | 1904 | 335.0 | R | |
| Henry Porter (29) | 12 | 1887 | 340.0 | R | |
| Old Hoss Radbourn+ (31) | 12 | 1886 | 509.0 | R | |
| Elmer Smith (20) | 12 | 1888 | 348.0 | L | |
| Jack Stivetts (24) | 12 | 1892 | 416.0 | R | |
| Willie Sudhoff (23) | 12 | 1898 | 315.0 | R | |
| Jack Taylor (21) | 12 | 1894 | 298.0 | R | |
| Adonis Terry (22) | 12 | 1887 | 318.0 | R | |
| John Thornton (22) | 12 | 1891 | 269.0 | R | |
| Rube Waddell+ (30) | 12 | 1907 | 285.0 | L | |
| Mickey Welch+ (27) | 12 | 1887 | 346.0 | R | |
| Gus Weyhing (23) | 12 | 1890 | 390.0 | R | |
| Cy Young+ (29) | 12 | 1896 | 414.0 | R | |
| 238. | Bert Abbey (22) | 11 | 1892 | 196.0 | R |
| Bob Barr (26) | 11 | 1883 | 203.0 | R | |
| Tommy Bond (24) | 11 | 1880 | 493.0 | R | |
| Bill Carrick (26) | 11 | 1900 | 342.0 | R | |
| Bob Caruthers (21) | 11 | 1885 | 482.0 | R | |
| Larry Corcoran (21) | 11 | 1881 | 397.0 | R | |
| Harry Coveleski (29) | 11 | 1915 | 313.0 | L | |
| Pete Dowling (22) | 11 | 1899 | 290.0 | L | |
| Bill Drake (25) | 11 | 1920 | 217.1 | R | |
| Ed Dundon (23) | 11 | 1883 | 167.0 | R | |
| Jesse Duryea (29) | 11 | 1889 | 401.0 | R | |
| Frank Dwyer (23) | 11 | 1891 | 375.0 | R | |
| Red Ehret (24) | 11 | 1893 | 314.0 | R | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Pud Galvin+ (30) | 11 | 1887 | 441.0 | R | |
| Pud Galvin+ (32) | 11 | 1889 | 341.0 | R | |
| Ned Garvin (29) | 11 | 1903 | 298.0 | R | |
| Ned Garvin (30) | 11 | 1904 | 194.0 | R | |
| Bill Geiss (23) | 11 | 1882 | 96.0 | ||
| Kid Gleason (25) | 11 | 1891 | 418.0 | R | |
| George Haddock (25) | 11 | 1892 | 381.0 | R | |
| Jay Hughes (24) | 11 | 1898 | 301.0 | R | |
| Jim Hughey (29) | 11 | 1898 | 284.0 | R | |
| Tom Hughes (29) | 11 | 1908 | 276.0 | R | |
| Tim Keefe+ (25) | 11 | 1882 | 375.0 | R | |
| Johnny Lush (20) | 11 | 1906 | 281.0 | L | |
| Jack Lynch (29) | 11 | 1886 | 433.0 | R | |
| John Malarkey (31) | 11 | 1903 | 253.0 | R | |
| Al Mays (21) | 11 | 1886 | 350.0 | R | |
| Joe McGinnity+ (31) | 11 | 1902 | 352.0 | R | |
| Jumbo McGinnis (28) | 11 | 1882 | 388.0 | ||
| Jumbo McGinnis (32) | 11 | 1886 | 297.0 | ||
| Sadie McMahon (23) | 11 | 1891 | 503.0 | R | |
| Jouett Meekin (30) | 11 | 1897 | 304.0 | R | |
| Mike Morrison (20) | 11 | 1887 | 317.0 | R | |
| The Only Nolan (22) | 11 | 1878 | 347.0 | R | |
| Bill Phillips (30) | 11 | 1899 | 228.0 | R | |
| Herman Pillette (27) | 11 | 1923 | 250.0 | R | |
| Old Hoss Radbourn+ (27) | 11 | 1882 | 466.0 | R | |
| Amos Rusie+ (24) | 11 | 1895 | 393.0 | R | |
| Amos Rusie+ (27) | 11 | 1898 | 300.0 | R | |
| Harry Salisbury (27) | 11 | 1882 | 335.0 | ||
| Ben Sanders (24) | 11 | 1889 | 350.0 | R | |
| Ed Seward (20) | 11 | 1887 | 471.0 | R | |
| Allen Sothoron (24) | 11 | 1917 | 277.0 | R | |
| Park Swartzel (23) | 11 | 1889 | 410.0 | R | |
| Jack Taylor (23) | 11 | 1896 | 359.0 | R | |
| Adonis Terry (25) | 11 | 1890 | 370.0 | R | |
| Adonis Terry (30) | 11 | 1895 | 311.0 | R | |
| Bill Vinton (20) | 11 | 1885 | 132.0 | R | |
| Rube Waddell+ (32) | 11 | 1909 | 220.0 | L | |
| John Ward+ (19) | 11 | 1879 | 587.0 | R | |
| Jack Warhop (25) | 11 | 1910 | 243.0 | R | |
| Will White (27) | 11 | 1882 | 480.0 | R | |
| Jim Whitney (29) | 11 | 1887 | 405.0 | R | |
| Jim Whitney (30) | 11 | 1888 | 325.0 | R | |
| George Weidman (21) | 11 | 1882 | 411.0 | R | |
| George Weidman (24) | 11 | 1885 | 330.0 | R | |
| Vic Willis+ (22) | 11 | 1898 | 311.0 | R | |
| Joe Yeager (22) | 11 | 1898 | 291.0 | R | |
| Cy Young+ (33) | 11 | 1900 | 321.0 | R | |
| 298. | Doc Ayers (23) | 10 | 1914 | 265.0 | R |
| Joe Benz (26) | 10 | 1912 | 239.0 | R | |
| Joe Benz (28) | 10 | 1914 | 283.0 | R | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Joe Boehling (22) | 10 | 1913 | 235.0 | L | |
| Henry Boyle (24) | 10 | 1885 | 367.0 | R | |
| Charlie Buffinton (27) | 10 | 1888 | 400.0 | R | |
| Ice Box Chamberlain (19) | 10 | 1887 | 309.0 | R | |
| Ice Box Chamberlain (23) | 10 | 1891 | 406.0 | R | |
| Ed Crane (27) | 10 | 1889 | 230.0 | R | |
| Bert Cunningham (29) | 10 | 1895 | 231.0 | R | |
| Ed Cushman (33) | 10 | 1885 | 278.0 | L | |
| Jim Devlin (28) | 10 | 1877 | 559.0 | R | |
| Bill Dinneen (23) | 10 | 1899 | 291.0 | R | |
| Ed Doheny (24) | 10 | 1898 | 213.0 | L | |
| Ed Doheny (26) | 10 | 1900 | 134.0 | L | |
| Ed Doheny (29) | 10 | 1903 | 223.0 | L | |
| Gus Dorner (29) | 10 | 1906 | 288.0 | R | |
| Red Faber+ (31) | 10 | 1920 | 319.0 | R | |
| Chick Fraser (30) | 10 | 1904 | 302.0 | R | |
| Danny Friend (23) | 10 | 1896 | 291.0 | L | |
| Pud Galvin+ (26) | 10 | 1883 | 656.0 | R | |
| Pretzels Getzien (25) | 10 | 1889 | 349.0 | R | |
| Kid Gleason (26) | 10 | 1892 | 400.0 | R | |
| Burleigh Grimes+ (29) | 10 | 1923 | 327.0 | R | |
| Henry Gruber (27) | 10 | 1891 | 349.0 | R | |
| Bill Hawke (23) | 10 | 1893 | 230.0 | R | |
| Pink Hawley (20) | 10 | 1893 | 227.0 | R | |
| Pink Hawley (23) | 10 | 1896 | 378.0 | R | |
| Guy Hecker (29) | 10 | 1885 | 480.0 | R | |
| Harry Howell (29) | 10 | 1906 | 277.0 | R | |
| Bill James (22) | 10 | 1914 | 332.0 | R | |
| Cowboy Jones (25) | 10 | 1900 | 293.0 | L | |
| Oscar Jones (24) | 10 | 1904 | 377.0 | R | |
| Burt Keeley (28) | 10 | 1908 | 169.0 | R | |
| Brickyard Kennedy (25) | 10 | 1893 | 383.0 | R | |
| Joe Kennedy (23) | 10 | 2002 | 196.2 | L | |
| Frank Killen (25) | 10 | 1896 | 432.0 | L | |
| Silver King (23) | 10 | 1891 | 384.0 | R | |
| Silver King (24) | 10 | 1892 | 419.0 | R | |
| Clay Kirby (26) | 10 | 1974 | 230.2 | R | |
| Phil Knell (26) | 10 | 1891 | 462.0 | L | |
| Joe Lake (27) | 10 | 1908 | 269.0 | R | |
| Joe Lake (28) | 10 | 1909 | 215.0 | R | |
| Kid Madden (23) | 10 | 1891 | 232.0 | L | |
| Bobby Mathews (33) | 10 | 1885 | 422.0 | R | |
| Al Mattern (26) | 10 | 1909 | 316.0 | L | |
| Al Maul (27) | 10 | 1893 | 297.0 | R | |
| John McCarty (22) | 10 | 1889 | 120.0 | R | |
| Joe McGinnity+ (28) | 10 | 1899 | 366.0 | R | |
| Harry McIntire (26) | 10 | 1905 | 309.0 | R | |
| Win Mercer (24) | 10 | 1898 | 234.0 | R | |
| Fred Mitchell (25) | 10 | 1903 | 227.0 | R | |
| Ed Morris (23) | 10 | 1886 | 555.0 | L | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Tony Mullane (23) | 10 | 1882 | 460.0 | R | |
| George Mullin (22) | 10 | 1903 | 321.0 | R | |
| Doc Newton (22) | 10 | 1900 | 236.0 | L | |
| Jerry Nops (26) | 10 | 1901 | 177.0 | L | |
| Al Orth (29) | 10 | 1902 | 324.0 | R | |
| Casey Patten (28) | 10 | 1902 | 300.0 | L | |
| Melido Perez (26) | 10 | 1992 | 247.2 | R | |
| Old Hoss Radbourn+ (26) | 10 | 1881 | 325.0 | R | |
| J.R. Richard (26) | 10 | 1976 | 291.0 | R | |
| Scott Stratton (22) | 10 | 1892 | 352.0 | R | |
| Elmer Stricklett (28) | 10 | 1905 | 237.0 | R | |
| Willie Sudhoff (24) | 10 | 1899 | 275.0 | R | |
| Willie Sudhoff (27) | 10 | 1902 | 220.0 | R | |
| Mike Sullivan (22) | 10 | 1893 | 184.0 | R | |
| Steve Toole (28) | 10 | 1887 | 194.0 | L | |
| Hippo Vaughn (32) | 10 | 1920 | 301.0 | L | |
| Rube Waddell+ (31) | 10 | 1908 | 286.0 | L | |
| Mickey Welch+ (22) | 10 | 1882 | 281.0 | R | |
| Gus Weyhing (32) | 10 | 1899 | 335.0 | R | |
| Will White (25) | 10 | 1880 | 517.0 | R | |
| Jim Whitney (28) | 10 | 1886 | 393.0 | R | |
| George Winter (30) | 10 | 1908 | 204.0 | R | |
| Weldon Wyckoff (24) | 10 | 1915 | 276.0 | R | |
| 374. | Red Ames (26) | 9 | 1909 | 244.0 | R |
| Red Ames (31) | 9 | 1914 | 297.0 | R | |
| Bob Barr (29) | 9 | 1886 | 191.0 | R | |
| Fred Beebe (26) | 9 | 1906 | 231.0 | R | |
| Charles Bender+ (19) | 9 | 1903 | 270.0 | R | |
| Tommy Bond (21) | 9 | 1877 | 521.0 | R | |
| Tommy Bond (22) | 9 | 1878 | 533.0 | R | |
| Theodore Breitenstein (25) | 9 | 1894 | 447.0 | L | |
| Charlie Buffinton (28) | 9 | 1889 | 380.0 | R | |
| Bill Carrick (28) | 9 | 1902 | 258.0 | R | |
| Bob Caruthers (22) | 9 | 1886 | 387.0 | R | |
| Ice Box Chamberlain (24) | 9 | 1892 | 406.0 | R | |
| Larry Cheney (27) | 9 | 1913 | 305.0 | R | |
| Eddie Cicotte (25) | 9 | 1909 | 159.0 | R | |
| John Clarkson+ (32) | 9 | 1894 | 151.0 | R | |
| Phil Collins (30) | 9 | 1932 | 184.0 | R | |
| Jack Coombs (28) | 9 | 1911 | 337.0 | R | |
| Frank Corridon (26) | 9 | 1907 | 274.0 | R | |
| Fritz Coumbe (25) | 9 | 1915 | 114.0 | L | |
| Nick Cullop (26) | 9 | 1914 | 299.0 | L | |
| Bert Cunningham (23) | 9 | 1889 | 279.0 | R | |
| Bert Cunningham (30) | 9 | 1896 | 189.0 | R | |
| Ed Cushman (34) | 9 | 1886 | 326.0 | L | |
| Hooks Dauss (23) | 9 | 1913 | 225.0 | R | |
| George Derby (23) | 9 | 1881 | 495.0 | R | |
| Jim Devlin (27) | 9 | 1876 | 622.0 | R | |
| Red Donahue (25) | 9 | 1898 | 284.0 | R | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Red Donahue (30) | 9 | 1903 | 268.0 | R | |
| Bill Drake (26) | 9 | 1921 | 223.0 | R | |
| Don Drysdale+ (28) | 9 | 1965 | 308.1 | R | |
| Bill Duggleby (29) | 9 | 1903 | 264.0 | R | |
| Jimmy Dygert (22) | 9 | 1907 | 262.0 | R | |
| Duke Esper (25) | 9 | 1893 | 334.0 | L | |
| Charlie Ferguson (23) | 9 | 1886 | 396.0 | R | |
| Patsy Flaherty (29) | 9 | 1905 | 188.0 | L | |
| Patsy Flaherty (31) | 9 | 1907 | 217.0 | L | |
| Chick Fraser (25) | 9 | 1899 | 271.0 | R | |
| Chick Fraser (31) | 9 | 1905 | 334.0 | R | |
| Art Fromme (28) | 9 | 1912 | 296.0 | R | |
| Fred Glade (28) | 9 | 1904 | 289.0 | R | |
| Kid Gleason (23) | 9 | 1889 | 205.0 | R | |
| Dolly Gray (31) | 9 | 1910 | 229.0 | L | |
| Clark Griffith+ (25) | 9 | 1895 | 353.0 | R | |
| Clark Griffith+ (26) | 9 | 1896 | 318.0 | R | |
| Clark Griffith+ (29) | 9 | 1899 | 320.0 | R | |
| Bob Groom (27) | 9 | 1912 | 316.0 | R | |
| Lefty Grove+ (27) | 9 | 1927 | 262.0 | L | |
| George Haddock (22) | 9 | 1889 | 276.0 | R | |
| Noodles Hahn (23) | 9 | 1902 | 321.0 | L | |
| Noodles Hahn (25) | 9 | 1904 | 298.0 | L | |
| Harry Harper (22) | 9 | 1917 | 179.0 | L | |
| Joe Harris (24) | 9 | 1906 | 235.0 | R | |
| Bill Hoffer (25) | 9 | 1896 | 309.0 | R | |
| Harry Howell (24) | 9 | 1901 | 295.0 | R | |
| Randy Johnson+ (34) | 9 | 1998 | 244.1 | L | |
| Oscar Jones (23) | 9 | 1903 | 324.0 | R | |
| Ray Keating (19) | 9 | 1913 | 151.0 | R | |
| Harry Kenyon (27) | 9 | 1921 | 168.0 | R | |
| Joe Lake (29) | 9 | 1910 | 261.0 | R | |
| Frank Lange (27) | 9 | 1911 | 162.0 | R | |
| Grover Lowdermilk (30) | 9 | 1915 | 250.0 | R | |
| Jim McCormick (22) | 9 | 1879 | 546.0 | R | |
| Joe McGinnity+ (30) | 9 | 1901 | 382.0 | R | |
| Marty McHale (27) | 9 | 1914 | 191.0 | R | |
| James McJames (21) | 9 | 1896 | 280.0 | R | |
| Hugh McQuillan (25) | 9 | 1921 | 250.0 | R | |
| Hugh McQuillan (26) | 9 | 1922 | 230.0 | R | |
| Jouett Meekin (31) | 9 | 1898 | 320.0 | R | |
| Andy Messersmith (28) | 9 | 1974 | 292.1 | R | |
| Tony Mullane (33) | 9 | 1892 | 295.0 | R | |
| George Mullin (21) | 9 | 1902 | 260.0 | R | |
| Al Orth (30) | 9 | 1903 | 280.0 | R | |
| Al Orth (34) | 9 | 1907 | 249.0 | R | |
| Casey Patten (31) | 9 | 1905 | 310.0 | L | |
| Barney Pelty (23) | 9 | 1904 | 301.0 | R | |
| Pol Perritt (22) | 9 | 1914 | 286.0 | R | |
| Wiley Piatt (28) | 9 | 1903 | 181.0 | L | |
| Rank | Player (age that year) | Errors Committed as P | Year | Innings Played | Throws |
| Bugs Raymond (27) | 9 | 1909 | 270.0 | R | |
| Billy Rhines (26) | 9 | 1895 | 268.0 | R | |
| Jim Scott (25) | 9 | 1913 | 312.0 | R | |
| Ed Seward (22) | 9 | 1889 | 320.0 | R | |
| Jim Shaw (20) | 9 | 1914 | 257.0 | R | |
| Ed Siever (26) | 9 | 1901 | 289.0 | L | |
| Harry Staley (26) | 9 | 1893 | 263.0 | R | |
| Jack Sutthoff (31) | 9 | 1904 | 254.0 | R | |
| Dizzy Trout (30) | 9 | 1945 | 246.0 | R | |
| Lefty Tyler (23) | 9 | 1913 | 290.0 | L | |
| Hippo Vaughn (31) | 9 | 1919 | 307.0 | L | |
| Rube Waddell+ (27) | 9 | 1904 | 383.0 | L | |
| Ed Walsh+ (29) | 9 | 1910 | 370.0 | R | |
| Sam Weaver (26) | 9 | 1882 | 371.0 | R | |
| Jake Weimer (29) | 9 | 1903 | 282.0 | L | |
| Bob Wicker (25) | 9 | 1902 | 152.0 | R | |
| Bob Wicker (26) | 9 | 1903 | 252.0 | R | |
| Wild Bill Widner (22) | 9 | 1889 | 294.0 | R | |
| George Weidman (25) | 9 | 1886 | 428.0 | R | |
| Hooks Wiltse (30) | 9 | 1910 | 235.0 | L | |
| Cy Young+ (24) | 9 | 1891 | 424.0 | R | |
| Cy Young+ (30) | 9 | 1897 | 334.0 | R | |
| Cy Young+ (32) | 9 | 1899 | 369.0 | R | |
| Cy Young+ (42) | 9 | 1909 | 294.0 | R | |
| Matt Young (31) | 9 | 1990 | 225.1 | L | |
| 476. | Red Ames (24) | 8 | 1907 | 233.0 | R |
| Red Ames (27) | 8 | 1910 | 190.0 | R | |
| Joaquín Andújar (24) | 8 | 1977 | 158.2 | R | |
| Frank Bates (22) | 8 | 1899 | 162.0 | R | |
| Charles Bender+ (22) | 8 | 1906 | 238.0 | R | |
| Tommy Bond (23) | 8 | 1879 | 555.0 | R | |
| George Bradley (27) | 8 | 1880 | 196.0 | R | |
| Theodore Breitenstein (24) | 8 | 1893 | 383.0 | L | |
| Kevin Brown (27) | 8 | 1992 | 265.2 | R | |
| Jim Buchanan (28) | 8 | 1905 | 141.0 | R | |
| Fred Burchell (28) | 8 | 1908 | 180.0 | L | |
| Steve Busby (24) | 8 | 1974 | 292.1 | R | |
| Jimmy Callahan (28) | 8 | 1902 | 282.0 | R | |
| Bill Carrick (27) | 8 | 1901 | 324.0 | R | |
| Kid Carsey (20) | 8 | 1893 | 318.0 | R | |
| Larry Cheney (29) | 8 | 1915 | 158.0 | R | |
| Larry Christenson (23) | 8 | 1977 | 219.1 | R | |
| Eddie Cicotte (24) | 8 | 1908 | 207.0 | R | |
| Dad Clarke (31) | 8 | 1896 | 351.0 | R | |
| Dad Clarkson (26) | 8 | 1893 | 186.0 | R | |
| Tony Cloninger (25) | 8 | 1966 | 257.2 | R | |
| Andy Coakley (22) | 8 | 1905 | 255.0 | R | |
| Wilbur Cooper (22) | 8 | 1914 | 267.0 | L | |
| Larry Corcoran (22) | 8 | 1882 | 356.0 | R | |
| Frank Corridon (24) | 8 | 1905 | 212.0 | R |
