Single-Season Leaders & Records for Bases on Balls
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| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
|---|---|---|---|---|---|
| 1. | Amos Rusie+ (19) | 289 | 1890 | 548.2 | R |
| 2. | Mark Baldwin (25) | 274 | 1889 | 513.2 | R |
| 3. | Amos Rusie+ (21) | 270 | 1892 | 541.0 | R |
| 4. | Amos Rusie+ (20) | 262 | 1891 | 500.1 | R |
| 5. | Mark Baldwin (26) | 249 | 1890 | 492.0 | R |
| 6. | Jack Stivetts (23) | 232 | 1891 | 440.0 | R |
| 7. | Mark Baldwin (27) | 227 | 1891 | 437.2 | R |
| 8. | Phil Knell (26) | 226 | 1891 | 462.0 | L |
| 9. | Bob Barr (33) | 219 | 1890 | 493.1 | R |
| 10. | Amos Rusie+ (22) | 218 | 1893 | 482.0 | R |
| 11. | Cy Seymour (25) | 213 | 1898 | 356.2 | L |
| 12. | Gus Weyhing (22) | 212 | 1889 | 449.0 | R |
| 13. | Ed Crane (28) | 208 | 1890 | 330.1 | R |
| Bob Feller+ (19) | 208 | 1938 | 277.2 | R | |
| 15. | Toad Ramsey (21) | 207 | 1886 | 588.2 | L |
| 16. | Ice Box Chamberlain (23) | 206 | 1891 | 405.2 | R |
| 17. | Mike Morrison (20) | 205 | 1887 | 316.2 | R |
| 18. | Henry Gruber (26) | 204 | 1890 | 383.1 | R |
| Nolan Ryan+ (30) | 204 | 1977 | 299.0 | R | |
| 20. | John Clarkson+ (27) | 203 | 1889 | 620.0 | R |
| Ed Crane (29) | 203 | 1891 | 366.2 | R | |
| 22. | Nolan Ryan+ (27) | 202 | 1974 | 332.2 | R |
| 23. | Bert Cunningham (24) | 201 | 1890 | 319.2 | R |
| 24. | Amos Rusie+ (23) | 200 | 1894 | 444.0 | R |
| 25. | Bill Hutchison (30) | 199 | 1890 | 603.0 | R |
| 26. | Mark Baldwin (28) | 194 | 1892 | 440.1 | R |
| Bob Feller+ (22) | 194 | 1941 | 343.0 | R | |
| 28. | Bobo Newsom (30) | 192 | 1938 | 329.2 | R |
| 29. | Theodore Breitenstein (25) | 191 | 1894 | 447.1 | L |
| 30. | Bill Hutchison (32) | 190 | 1892 | 622.0 | R |
| 31. | Ed Crane (30) | 189 | 1892 | 364.1 | R |
| Tony Mullane (34) | 189 | 1893 | 367.0 | R | |
| 33. | Kid Gleason (26) | 187 | 1893 | 380.1 | R |
| Tony Mullane (32) | 187 | 1891 | 426.1 | R | |
| 35. | Ed Beatin (23) | 186 | 1890 | 474.1 | L |
| 36. | Sam Jones (29) | 185 | 1955 | 241.2 | R |
| 37. | Tom Vickery (23) | 184 | 1890 | 382.0 | R |
| 38. | Nolan Ryan+ (29) | 183 | 1976 | 284.1 | R |
| 39. | Theodore Breitenstein (26) | 182 | 1895 | 438.2 | L |
| Frank Killen (21) | 182 | 1892 | 459.2 | L | |
| Matt Kilroy (20) | 182 | 1886 | 583.0 | L | |
| 42. | Bob Harmon (23) | 181 | 1911 | 348.0 | R |
| Willie McGill (19) | 181 | 1893 | 302.2 | L | |
| Bob Turley (23) | 181 | 1954 | 247.1 | R | |
| 45. | Tommy Byrne (29) | 179 | 1949 | 196.0 | L |
| Jack Stivetts (22) | 179 | 1890 | 419.1 | R | |
| Gus Weyhing (23) | 179 | 1890 | 390.0 | R | |
| 48. | Bill Daley (22) | 178 | 1890 | 253.0 | L |
| Bill Hutchison (31) | 178 | 1891 | 561.0 | R | |
| 50. | Bob Turley (24) | 177 | 1955 | 246.2 | R |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| 51. | Jouett Meekin (27) | 176 | 1894 | 418.0 | R |
| Phenomenal Smith (22) | 176 | 1887 | 491.1 | L | |
| 53. | George Hemming (24) | 175 | 1893 | 332.0 | R |
| 54. | Bump Hadley (27) | 171 | 1932 | 248.4 | R |
| Silver King (24) | 171 | 1892 | 410.1 | R | |
| Jack Stivetts (24) | 171 | 1892 | 415.2 | R | |
| 57. | Ice Box Chamberlain (24) | 170 | 1892 | 406.1 | R |
| Cy Seymour (26) | 170 | 1899 | 268.1 | L | |
| Ed Stein (24) | 170 | 1894 | 350.0 | R | |
| 60. | Brickyard Kennedy (25) | 168 | 1893 | 382.2 | R |
| Elmer Myers (22) | 168 | 1916 | 315.0 | R | |
| Cy Seymour (24) | 168 | 1897 | 286.2 | L | |
| Gus Weyhing (25) | 168 | 1892 | 469.2 | R | |
| 64. | Kid Gleason (23) | 167 | 1890 | 506.0 | R |
| Bobo Newsom (29) | 167 | 1937 | 275.4 | R | |
| Cinders O'Brien (22) | 167 | 1889 | 346.2 | R | |
| Toad Ramsey (22) | 167 | 1887 | 561.0 | L | |
| Gus Weyhing (20) | 167 | 1887 | 466.1 | R | |
| 69. | Chick Fraser (22) | 166 | 1896 | 349.1 | R |
| Phil Knell (25) | 166 | 1890 | 286.2 | L | |
| Sadie McMahon (22) | 166 | 1890 | 509.0 | R | |
| Tony Mullane (27) | 166 | 1886 | 529.2 | R | |
| 73. | Dan Casey (27) | 165 | 1890 | 360.2 | L |
| Ice Box Chamberlain (21) | 165 | 1889 | 421.2 | R | |
| Kid Gleason (24) | 165 | 1891 | 418.0 | R | |
| Weldon Wyckoff (24) | 165 | 1915 | 276.0 | R | |
| 77. | Earl Moore (33) | 164 | 1911 | 308.1 | R |
| Phil Niekro+ (38) | 164 | 1977 | 330.1 | R | |
| 79. | George Haddock (25) | 163 | 1892 | 381.1 | R |
| Silver King (22) | 163 | 1890 | 461.0 | R | |
| Willie McGill (17) | 163 | 1891 | 298.0 | L | |
| Mickey Welch+ (26) | 163 | 1886 | 500.0 | R | |
| 83. | Nolan Ryan+ (26) | 162 | 1973 | 326.0 | R |
| Johnny Vander Meer (28) | 162 | 1943 | 289.0 | L | |
| 85. | Kid Carsey (18) | 161 | 1891 | 415.0 | R |
| Hank O'Day+ (30) | 161 | 1890 | 329.0 | R | |
| John Sowders (23) | 161 | 1890 | 309.0 | L | |
| Gus Weyhing (24) | 161 | 1891 | 450.0 | R | |
| 89. | Tommy Byrne (30) | 160 | 1950 | 203.1 | L |
| 90. | George Hemming (25) | 159 | 1894 | 339.2 | R |
| Marty O'Toole (23) | 159 | 1912 | 275.1 | R | |
| Amos Rusie+ (24) | 159 | 1895 | 393.1 | R | |
| 93. | Joe Coleman (27) | 158 | 1974 | 285.2 | R |
| Ed Doheny (25) | 158 | 1899 | 277.2 | L | |
| 95. | Bert Cunningham (22) | 157 | 1888 | 453.1 | R |
| Pink Hawley (23) | 157 | 1896 | 378.0 | R | |
| Matt Kilroy (21) | 157 | 1887 | 589.1 | L | |
| Grover Lowdermilk (30) | 157 | 1915 | 250.1 | R | |
| Nolan Ryan+ (25) | 157 | 1972 | 284.0 | R | |
| 100. | Theodore Breitenstein (24) | 156 | 1893 | 382.2 | L |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Duke Esper (25) | 156 | 1893 | 334.1 | L | |
| Bill Hutchison (33) | 156 | 1893 | 348.1 | R | |
| Sadie McMahon (25) | 156 | 1893 | 346.1 | R | |
| 104. | Bill Hill (21) | 155 | 1896 | 319.2 | L |
| 105. | John Clarkson+ (29) | 154 | 1891 | 460.2 | R |
| Herb Score (22) | 154 | 1955 | 227.1 | L | |
| 107. | Bob Feller+ (27) | 153 | 1946 | 371.1 | R |
| Sam McDowell (28) | 153 | 1971 | 214.2 | L | |
| 109. | Bill Donovan (24) | 152 | 1901 | 351.0 | R |
| Randy Johnson+ (27) | 152 | 1991 | 201.1 | L | |
| 111. | Kid Gleason (25) | 151 | 1892 | 400.0 | R |
| Tim Keefe+ (32) | 151 | 1889 | 364.0 | R | |
| J.R. Richard (26) | 151 | 1976 | 291.0 | R | |
| 114. | Tommy Byrne (31) | 150 | 1951 | 143.2 | L |
| Ed Stein (22) | 150 | 1892 | 377.1 | R | |
| 116. | Dixie Davis (29) | 149 | 1920 | 269.1 | R |
| Chick Fraser (31) | 149 | 1905 | 334.1 | R | |
| George Haddock (23) | 149 | 1890 | 290.2 | R | |
| Pink Hawley (21) | 149 | 1894 | 392.2 | R | |
| Brickyard Kennedy (26) | 149 | 1894 | 360.2 | R | |
| Brickyard Kennedy (29) | 149 | 1897 | 343.1 | R | |
| Sadie McMahon (23) | 149 | 1891 | 503.0 | R | |
| Bobo Newsom (26) | 149 | 1934 | 262.1 | R | |
| Al Schulz (26) | 149 | 1915 | 309.2 | L | |
| Mickey Welch+ (29) | 149 | 1889 | 375.0 | R | |
| 126. | Theodore Breitenstein (23) | 148 | 1892 | 282.1 | L |
| Bill Hart (31) | 148 | 1897 | 294.2 | R | |
| John Keefe (22) | 148 | 1890 | 352.1 | L | |
| Nolan Ryan+ (31) | 148 | 1978 | 234.2 | R | |
| Vic Willis+ (22) | 148 | 1898 | 311.0 | R | |
| 131. | Jersey Bakley (26) | 147 | 1890 | 326.1 | R |
| John Ewing (26) | 147 | 1889 | 331.0 | R | |
| Vern Kennedy (29) | 147 | 1936 | 274.1 | R | |
| Orval Overall (24) | 147 | 1905 | 318.0 | R | |
| Phenomenal Smith (23) | 147 | 1888 | 314.0 | L | |
| 136. | Bob Lemon+ (29) | 146 | 1950 | 288.0 | R |
| Bobo Newsom (28) | 146 | 1936 | 285.2 | R | |
| Bill Stoneman (27) | 146 | 1971 | 294.2 | R | |
| Mickey Welch+ (24) | 146 | 1884 | 557.1 | R | |
| 140. | Frank Dwyer (23) | 145 | 1891 | 375.0 | R |
| Sadie McMahon (24) | 145 | 1892 | 397.0 | R | |
| Gus Weyhing (26) | 145 | 1893 | 345.1 | R | |
| 143. | Dave Foutz (29) | 144 | 1886 | 504.0 | R |
| Randy Johnson+ (28) | 144 | 1992 | 210.1 | L | |
| Silver King (23) | 144 | 1891 | 384.1 | R | |
| Al Maul (27) | 144 | 1893 | 297.0 | R | |
| Togie Pittinger (32) | 144 | 1904 | 335.1 | R | |
| Bill Stemmyer (21) | 144 | 1886 | 348.2 | R | |
| 149. | Ken Chase (26) | 143 | 1940 | 261.2 | L |
| George Keefe (22) | 143 | 1889 | 230.0 | L | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Togie Pittinger (31) | 143 | 1903 | 351.2 | R | |
| Bobby Witt (22) | 143 | 1986 | 157.2 | R | |
| 153. | Mark Baldwin (29) | 142 | 1893 | 333.2 | R |
| Bob Feller+ (20) | 142 | 1939 | 296.2 | R | |
| Frank Foreman (28) | 142 | 1891 | 345.1 | R | |
| Paul Foytack (25) | 142 | 1956 | 256.0 | R | |
| Matt Kilroy (23) | 142 | 1889 | 480.2 | L | |
| 158. | Ed Beatin (22) | 141 | 1889 | 317.2 | L |
| Bert Cunningham (23) | 141 | 1889 | 279.1 | R | |
| Bump Hadley (28) | 141 | 1933 | 316.2 | R | |
| Bill Hart (30) | 141 | 1896 | 336.0 | R | |
| Tom Lovett (26) | 141 | 1890 | 372.0 | R | |
| Phil Marchildon (33) | 141 | 1947 | 276.2 | R | |
| J.R. Richard (28) | 141 | 1978 | 275.1 | R | |
| 165. | Larry Cheney (28) | 140 | 1914 | 311.1 | R |
| John Clarkson+ (28) | 140 | 1890 | 383.0 | R | |
| George Cobb (26) | 140 | 1892 | 394.1 | L | |
| Bill Hutchison (34) | 140 | 1894 | 279.0 | R | |
| Frank Killen (22) | 140 | 1893 | 415.0 | L | |
| Phil Marchildon (28) | 140 | 1942 | 244.0 | R | |
| Al Mays (21) | 140 | 1886 | 350.0 | R | |
| Jouett Meekin (26) | 140 | 1893 | 245.0 | R | |
| Ed Seward (20) | 140 | 1887 | 470.2 | R | |
| Bobby Witt (23) | 140 | 1987 | 143.0 | R | |
| Cy Young+ (24) | 140 | 1891 | 423.2 | R | |
| 176. | George Earnshaw (30) | 139 | 1930 | 296.0 | R |
| Chick Fraser (23) | 139 | 1897 | 294.1 | R | |
| Danny Friend (23) | 139 | 1896 | 290.2 | L | |
| Johnny Lindell (36) | 139 | 1953 | 199.0 | R | |
| 180. | Theodore Breitenstein (27) | 138 | 1896 | 339.2 | L |
| Billy Crowell (21) | 138 | 1887 | 389.1 | R | |
| Bert Cunningham (25) | 138 | 1891 | 237.2 | R | |
| George Keefe (23) | 138 | 1890 | 196.0 | L | |
| Gene Krapp (24) | 138 | 1911 | 222.0 | R | |
| George Mullin (24) | 138 | 1905 | 347.2 | R | |
| Vic Raschi (30) | 138 | 1949 | 274.2 | R | |
| Allie Reynolds (33) | 138 | 1950 | 240.2 | R | |
| J.R. Richard (25) | 138 | 1975 | 203.0 | R | |
| Lee Viau (24) | 138 | 1891 | 343.2 | R | |
| 190. | Sugar Cain (26) | 137 | 1933 | 218.0 | R |
| Frank Foreman (26) | 137 | 1889 | 414.0 | R | |
| Hal Gregg (22) | 137 | 1944 | 197.2 | R | |
| George Haddock (24) | 137 | 1891 | 379.2 | R | |
| Bob Lemon+ (28) | 137 | 1949 | 279.2 | R | |
| James McJames (22) | 137 | 1897 | 323.2 | R | |
| Hal Newhouser+ (20) | 137 | 1941 | 173.0 | L | |
| Billy Pierce (23) | 137 | 1950 | 219.1 | L | |
| Jim Shaw (20) | 137 | 1914 | 257.0 | R | |
| 199. | Steve Carlton+ (29) | 136 | 1974 | 291.0 | L |
| Ed Crane (27) | 136 | 1889 | 230.2 | R | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Hank Gastright (26) | 136 | 1891 | 283.2 | R | |
| Al Mamaux (22) | 136 | 1916 | 310.0 | R | |
| Al Mays (22) | 136 | 1887 | 441.1 | R | |
| Tom Seaton (25) | 136 | 1913 | 322.1 | R | |
| Lee Viau (22) | 136 | 1889 | 373.0 | R | |
| 206. | Hank Gastright (25) | 135 | 1890 | 401.1 | R |
| Bill Hart (29) | 135 | 1895 | 261.2 | R | |
| James McJames (21) | 135 | 1896 | 280.1 | R | |
| Monte Pearson (27) | 135 | 1936 | 223.0 | R | |
| Steve Renko (26) | 135 | 1971 | 275.2 | R | |
| Herm Wehmeier (23) | 135 | 1950 | 230.0 | R | |
| Bill Wight (26) | 135 | 1948 | 223.1 | L | |
| 213. | John Kirby (21) | 134 | 1886 | 325.0 | R |
| Mel Parnell (27) | 134 | 1949 | 295.1 | L | |
| 215. | Bob Harmon (22) | 133 | 1910 | 236.0 | R |
| George Pechiney (24) | 133 | 1886 | 330.1 | R | |
| Old Hoss Radbourn+ (32) | 133 | 1887 | 425.0 | R | |
| Adonis Terry (25) | 133 | 1890 | 370.0 | R | |
| Mike Torrez (28) | 133 | 1975 | 270.2 | R | |
| 220. | John Clarkson+ (30) | 132 | 1892 | 389.0 | R |
| Chuck Estrada (23) | 132 | 1961 | 212.0 | R | |
| Chick Fraser (27) | 132 | 1901 | 331.0 | R | |
| Kirby Higbe (26) | 132 | 1941 | 298.0 | R | |
| Sam McDowell (22) | 132 | 1965 | 273.0 | L | |
| Nolan Ryan+ (28) | 132 | 1975 | 198.0 | R | |
| Early Wynn+ (32) | 132 | 1952 | 285.2 | R | |
| 227. | Lefty Grove+ (25) | 131 | 1925 | 197.0 | L |
| Phil Marchildon (34) | 131 | 1948 | 226.1 | R | |
| Sam McDowell (27) | 131 | 1970 | 305.0 | L | |
| George Mullin (23) | 131 | 1904 | 382.1 | R | |
| Adonis Terry (30) | 131 | 1895 | 311.1 | R | |
| Mickey Welch+ (25) | 131 | 1885 | 492.0 | R | |
| 233. | Steve Barber (23) | 130 | 1961 | 248.1 | L |
| Bullet Joe Bush (23) | 130 | 1916 | 286.2 | R | |
| King Cole (24) | 130 | 1910 | 239.2 | R | |
| Wes Ferrell (23) | 130 | 1931 | 276.1 | R | |
| Brickyard Kennedy (28) | 130 | 1896 | 305.2 | R | |
| Monte Pearson (25) | 130 | 1934 | 254.2 | R | |
| Allie Reynolds (28) | 130 | 1945 | 247.1 | R | |
| Bill Singer (29) | 130 | 1973 | 315.2 | R | |
| 241. | Pete Alexander+ (24) | 129 | 1911 | 367.0 | R |
| Ed Daily (27) | 129 | 1890 | 344.2 | R | |
| Dick Drott (20) | 129 | 1957 | 229.0 | R | |
| Roy Golden (22) | 129 | 1911 | 148.2 | R | |
| Bill Hutchison (35) | 129 | 1895 | 291.0 | R | |
| Alex Kellner (24) | 129 | 1949 | 245.0 | L | |
| Bob Lemon+ (27) | 129 | 1948 | 293.2 | R | |
| Tom Lovett (27) | 129 | 1891 | 365.2 | R | |
| Bill Magee (22) | 129 | 1898 | 295.1 | R | |
| Herb Score (23) | 129 | 1956 | 249.1 | L | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Luis Tiant (28) | 129 | 1969 | 249.2 | R | |
| 252. | Jersey Bakley (24) | 128 | 1888 | 532.2 | R |
| Sugar Cain (27) | 128 | 1934 | 230.2 | R | |
| Jim Clancy (24) | 128 | 1980 | 250.2 | R | |
| George Cuppy (24) | 128 | 1894 | 316.0 | R | |
| Jose de Jesus (26) | 128 | 1991 | 181.2 | R | |
| Red Ehret (25) | 128 | 1894 | 346.2 | R | |
| Eric Erickson (28) | 128 | 1920 | 239.1 | R | |
| Togie Pittinger (30) | 128 | 1902 | 389.1 | R | |
| Jeff Tesreau (26) | 128 | 1914 | 322.1 | R | |
| Bob Turley (27) | 128 | 1958 | 245.1 | R | |
| 262. | Joe Coleman (26) | 127 | 1949 | 240.1 | R |
| Jesse Duryea (29) | 127 | 1889 | 401.0 | R | |
| Bob Feller+ (28) | 127 | 1947 | 299.0 | R | |
| Vic Frazier (26) | 127 | 1931 | 254.0 | R | |
| Bump Hadley (29) | 127 | 1934 | 213.0 | R | |
| Egyptian Healy (23) | 127 | 1890 | 389.0 | R | |
| Jim Hughes (23) | 127 | 1975 | 249.2 | R | |
| Jack Kramer (21) | 127 | 1939 | 211.2 | R | |
| Ed Lafitte (28) | 127 | 1914 | 290.2 | R | |
| Jouett Meekin (29) | 127 | 1896 | 334.1 | R | |
| Tony Mullane (33) | 127 | 1892 | 295.0 | R | |
| Cinders O'Brien (24) | 127 | 1891 | 268.2 | R | |
| Doc Scanlan (25) | 127 | 1906 | 288.0 | R | |
| Ferdie Schupp (29) | 127 | 1920 | 250.2 | L | |
| Ed Seward (21) | 127 | 1888 | 518.2 | R | |
| Jack Stivetts (26) | 127 | 1894 | 338.0 | R | |
| Adonis Terry (29) | 127 | 1894 | 164.0 | R | |
| 279. | Charlie Buffinton (29) | 126 | 1890 | 283.1 | R |
| Ed Correa (20) | 126 | 1986 | 202.1 | R | |
| Bill Hallahan (27) | 126 | 1930 | 237.1 | L | |
| Charlie Hough (40) | 126 | 1988 | 252.0 | R | |
| Jouett Meekin (25) | 126 | 1892 | 268.1 | R | |
| Win Mercer (20) | 126 | 1894 | 339.1 | R | |
| Bobo Newsom (31) | 126 | 1939 | 291.2 | R | |
| Tom Parrott (26) | 126 | 1894 | 308.2 | R | |
| Elmer Smith (19) | 126 | 1887 | 447.1 | L | |
| Adonis Terry (24) | 126 | 1889 | 326.0 | R | |
| Lefty Tyler (22) | 126 | 1912 | 256.1 | L | |
| Johnny Vander Meer (26) | 126 | 1941 | 226.1 | L | |
| 291. | Bill Bailey (27) | 125 | 1915 | 223.2 | L |
| Clay Bryant (26) | 125 | 1938 | 270.1 | R | |
| Will Calihan (22) | 125 | 1890 | 296.1 | R | |
| Matt Clement (25) | 125 | 2000 | 205.0 | R | |
| George Earnshaw (29) | 125 | 1929 | 254.2 | R | |
| Jack Easton (25) | 125 | 1890 | 255.2 | ||
| Bill James (28) | 125 | 1915 | 237.1 | R | |
| Silver King (21) | 125 | 1889 | 458.0 | R | |
| Fred Klobedanz (26) | 125 | 1897 | 309.1 | L | |
| Ted Lewis (24) | 125 | 1897 | 290.0 | R | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Carl Morton (26) | 125 | 1970 | 284.2 | R | |
| Russ Ortiz (25) | 125 | 1999 | 207.2 | R | |
| Nap Rucker (23) | 125 | 1908 | 333.1 | L | |
| 304. | Kid Carsey (20) | 124 | 1893 | 318.1 | R |
| Cliff Curtis (28) | 124 | 1910 | 251.0 | R | |
| John D'Acquisto (22) | 124 | 1974 | 215.0 | R | |
| Jimmie DeShong (27) | 124 | 1937 | 264.1 | R | |
| Howard Ehmke (26) | 124 | 1920 | 268.1 | R | |
| Vean Gregg (28) | 124 | 1913 | 285.2 | L | |
| Bill Hoffer (24) | 124 | 1895 | 314.0 | R | |
| Charlie Hough (39) | 124 | 1987 | 285.1 | R | |
| Vern Kennedy (30) | 124 | 1937 | 221.0 | R | |
| Vern Kennedy (32) | 124 | 1939 | 212.2 | R | |
| Bob Lemon+ (30) | 124 | 1951 | 263.1 | R | |
| Mickey McDermott (21) | 124 | 1950 | 130.0 | L | |
| Willie Mitchell (24) | 124 | 1914 | 257.0 | L | |
| Chan Ho Park (27) | 124 | 2000 | 226.0 | R | |
| Billy Rhines (22) | 124 | 1891 | 372.2 | R | |
| Virgil Trucks (32) | 124 | 1949 | 275.0 | R | |
| Fernando Valenzuela (26) | 124 | 1987 | 251.0 | L | |
| Johnny Vander Meer (33) | 124 | 1948 | 232.0 | L | |
| Bob Veale (28) | 124 | 1964 | 279.2 | L | |
| 323. | Jim Bibby (28) | 123 | 1973 | 196.1 | R |
| Theodore Breitenstein (29) | 123 | 1898 | 315.2 | L | |
| Sugar Cain (28) | 123 | 1935 | 193.2 | R | |
| Dixie Davis (30) | 123 | 1921 | 265.1 | R | |
| George Haddock (22) | 123 | 1889 | 276.1 | R | |
| Kirby Higbe (24) | 123 | 1939 | 210.0 | R | |
| Brickyard Kennedy (30) | 123 | 1898 | 339.1 | R | |
| Gene Krapp (28) | 123 | 1915 | 231.0 | R | |
| Mark Langston (25) | 123 | 1986 | 239.1 | L | |
| Sam McDowell (24) | 123 | 1967 | 236.1 | L | |
| Earl Moseley (26) | 123 | 1914 | 316.2 | R | |
| Frank Mountain (23) | 123 | 1883 | 503.0 | R | |
| Allie Reynolds (30) | 123 | 1947 | 241.2 | R | |
| Allie Reynolds (32) | 123 | 1949 | 213.2 | R | |
| Jim Shaw (23) | 123 | 1917 | 266.1 | R | |
| Bill Stoneman (25) | 123 | 1969 | 235.2 | R | |
| 339. | Wilson Alvarez (23) | 122 | 1993 | 207.2 | L |
| Steve Arlin (26) | 122 | 1972 | 250.0 | R | |
| Mark Baldwin (23) | 122 | 1887 | 334.0 | R | |
| Rex Barney (23) | 122 | 1948 | 246.2 | R | |
| Bo Belinsky (25) | 122 | 1962 | 187.1 | L | |
| Vern Bickford (29) | 122 | 1950 | 311.2 | R | |
| Bill Carrick (25) | 122 | 1899 | 361.2 | R | |
| Wes Ferrell (29) | 122 | 1937 | 281.0 | R | |
| Lefty Gomez+ (27) | 122 | 1936 | 188.2 | L | |
| Pink Hawley (22) | 122 | 1895 | 444.1 | R | |
| Kirby Higbe (32) | 122 | 1947 | 240.2 | R | |
| Byron Houck (21) | 122 | 1913 | 176.0 | R | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Vern Kennedy (33) | 122 | 1940 | 222.1 | R | |
| Sam Leever (27) | 122 | 1899 | 379.0 | R | |
| Mickey Lolich (28) | 122 | 1969 | 280.2 | L | |
| Kid Madden (19) | 122 | 1887 | 321.0 | L | |
| Walt Masterson (28) | 122 | 1948 | 188.0 | R | |
| James McJames (24) | 122 | 1899 | 275.1 | R | |
| Roy Moore (22) | 122 | 1921 | 191.2 | L | |
| Mickey Welch+ (30) | 122 | 1890 | 292.1 | R | |
| 359. | Charlie Buffinton (28) | 121 | 1889 | 380.0 | R |
| Bob Buhl (28) | 121 | 1957 | 216.2 | R | |
| George Cuppy (22) | 121 | 1892 | 376.0 | R | |
| Duke Esper (23) | 121 | 1891 | 296.0 | L | |
| Chuck Estrada (24) | 121 | 1962 | 223.1 | R | |
| Kirby Higbe (25) | 121 | 1940 | 283.0 | R | |
| George Kahler (22) | 121 | 1912 | 246.1 | R | |
| Al Mattern (27) | 121 | 1910 | 305.0 | L | |
| Andy Messersmith (25) | 121 | 1971 | 276.2 | R | |
| Earl Moore (32) | 121 | 1910 | 283.0 | R | |
| Tony Mullane (28) | 121 | 1887 | 416.1 | R | |
| Kid Nichols+ (22) | 121 | 1892 | 453.0 | R | |
| Kid Nichols+ (24) | 121 | 1894 | 407.0 | R | |
| Don Schwall (26) | 121 | 1962 | 182.1 | R | |
| Mike Sullivan (23) | 121 | 1894 | 208.4 | R | |
| Mike Torrez (32) | 121 | 1979 | 252.1 | R | |
| 375. | Charlie Buffinton (30) | 120 | 1891 | 363.2 | R |
| Pete Dowling (21) | 120 | 1898 | 285.2 | L | |
| Al Downing (23) | 120 | 1964 | 244.0 | L | |
| Hal Gregg (23) | 120 | 1945 | 254.1 | R | |
| Mark Gubicza (24) | 120 | 1987 | 241.2 | R | |
| Randy Johnson+ (26) | 120 | 1990 | 219.2 | L | |
| Clay Kirby (22) | 120 | 1970 | 214.2 | R | |
| Hugh Mulcahy (24) | 120 | 1938 | 267.1 | R | |
| Phil Niekro+ (46) | 120 | 1985 | 220.0 | R | |
| Henry Porter (28) | 120 | 1886 | 424.0 | R | |
| Henry Porter (30) | 120 | 1888 | 474.0 | R | |
| Henry Schmidt (30) | 120 | 1903 | 301.0 | R | |
| Tom Seaton (27) | 120 | 1915 | 264.1 | R | |
| Elam Vangilder (27) | 120 | 1923 | 282.1 | R | |
| Gus Weyhing (27) | 120 | 1894 | 279.0 | R | |
| 390. | Joe Boehling (24) | 119 | 1915 | 229.1 | L |
| Tommy Bridges (25) | 119 | 1932 | 201.0 | R | |
| John Clarkson+ (26) | 119 | 1888 | 483.1 | R | |
| Tony Cloninger (24) | 119 | 1965 | 279.0 | R | |
| Jack Coombs (28) | 119 | 1911 | 336.2 | R | |
| Howard Ehmke (29) | 119 | 1923 | 316.2 | R | |
| Wes Ferrell (28) | 119 | 1936 | 301.0 | R | |
| Bob Gibson+ (25) | 119 | 1961 | 211.1 | R | |
| Henry Gruber (27) | 119 | 1891 | 348.2 | R | |
| Bill Hill (23) | 119 | 1898 | 262.0 | L | |
| Charlie Hough (42) | 119 | 1990 | 218.2 | R | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Jay Hughes (25) | 119 | 1899 | 291.2 | R | |
| Frank Killen (25) | 119 | 1896 | 432.1 | L | |
| Al Leiter (30) | 119 | 1996 | 215.1 | L | |
| Johnny Lush (20) | 119 | 1906 | 281.0 | L | |
| Lee Meadows (21) | 119 | 1916 | 289.0 | R | |
| Jimmy Ring (30) | 119 | 1925 | 270.0 | R | |
| Ed Stein (23) | 119 | 1893 | 298.1 | R | |
| Jeff Tesreau (25) | 119 | 1913 | 282.0 | R | |
| Bob Veale (29) | 119 | 1965 | 266.0 | L | |
| Bob Veale (31) | 119 | 1967 | 203.0 | L | |
| Brandon Webb (25) | 119 | 2004 | 208.0 | R | |
| Jack Wilson (25) | 119 | 1937 | 221.1 | R | |
| Early Wynn+ (39) | 119 | 1959 | 255.2 | R | |
| 414. | Rube Benton (22) | 118 | 1912 | 302.0 | L |
| Rube Bressler (20) | 118 | 1915 | 178.1 | L | |
| Lou Brissie (25) | 118 | 1949 | 229.1 | L | |
| Kid Carsey (22) | 118 | 1895 | 342.1 | R | |
| Pete Dowling (24) | 118 | 1901 | 306.0 | L | |
| Bob Feller+ (21) | 118 | 1940 | 320.1 | R | |
| Rip Hagerman (28) | 118 | 1914 | 198.0 | R | |
| Egyptian Healy (19) | 118 | 1886 | 353.2 | R | |
| Guy Hecker (30) | 118 | 1886 | 420.2 | R | |
| Bill James (22) | 118 | 1914 | 332.1 | R | |
| Al Javery (26) | 118 | 1944 | 254.0 | R | |
| Mark Langston (23) | 118 | 1984 | 225.0 | L | |
| Phil Marchildon (27) | 118 | 1941 | 204.1 | R | |
| Ed Morris (23) | 118 | 1886 | 555.1 | L | |
| Van Mungo (25) | 118 | 1936 | 311.2 | R | |
| Bobo Newsom (33) | 118 | 1941 | 250.1 | R | |
| Kid Nichols+ (23) | 118 | 1893 | 425.0 | R | |
| Red Ruffing+ (24) | 118 | 1929 | 244.1 | R | |
| Babe Ruth+ (21) | 118 | 1916 | 323.2 | L | |
| Carl Scheib (22) | 118 | 1949 | 182.2 | R | |
| George Uhle (27) | 118 | 1926 | 318.1 | R | |
| Bill Voiselle (25) | 118 | 1944 | 312.2 | R | |
| Earl Whitehill (32) | 118 | 1931 | 271.1 | L | |
| Floyd Youmans (22) | 118 | 1986 | 219.0 | R | |
| Cy Young+ (25) | 118 | 1892 | 453.0 | R | |
| 439. | Stan Bahnsen (28) | 117 | 1973 | 282.1 | R |
| Lou Brissie (26) | 117 | 1950 | 246.0 | L | |
| Bullet Joe Bush (30) | 117 | 1923 | 275.2 | R | |
| George Caster (30) | 117 | 1938 | 281.1 | R | |
| Ice Box Chamberlain (19) | 117 | 1887 | 309.0 | R | |
| Dad Clarkson (27) | 117 | 1894 | 233.1 | R | |
| Hardie Henderson (22) | 117 | 1885 | 539.1 | R | |
| Hardie Henderson (23) | 117 | 1886 | 295.1 | R | |
| Bill Hutchison (29) | 117 | 1889 | 318.0 | R | |
| Bill Kennedy (27) | 117 | 1948 | 143.1 | L | |
| Willard Mains (22) | 117 | 1891 | 214.0 | R | |
| Willie McGill (20) | 117 | 1894 | 208.0 | L | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Win Mercer (22) | 117 | 1896 | 366.1 | R | |
| Cy Morgan (31) | 117 | 1910 | 290.2 | R | |
| Hank O'Day+ (28) | 117 | 1888 | 403.0 | R | |
| Emmett O'Neill (27) | 117 | 1945 | 141.2 | R | |
| Jerry Reuss (24) | 117 | 1973 | 279.1 | L | |
| Charlie Root (28) | 117 | 1927 | 309.0 | R | |
| Pete Schneider (21) | 117 | 1917 | 333.2 | R | |
| Pete Schneider (22) | 117 | 1918 | 217.0 | R | |
| Park Swartzel (23) | 117 | 1889 | 410.1 | R | |
| Herm Wehmeier (22) | 117 | 1949 | 213.1 | R | |
| Vic Willis+ (23) | 117 | 1899 | 342.2 | R | |
| 462. | Wade Blasingame (21) | 116 | 1965 | 224.2 | L |
| Buster Brown (29) | 116 | 1911 | 241.0 | R | |
| Tony Cloninger (25) | 116 | 1966 | 257.2 | R | |
| Larry Corcoran (24) | 116 | 1884 | 516.2 | R | |
| Bob Feller+ (29) | 116 | 1948 | 280.1 | R | |
| Bob Harmon (24) | 116 | 1912 | 268.0 | R | |
| Hardie Henderson (21) | 116 | 1884 | 439.1 | R | |
| Monty Kennedy (24) | 116 | 1946 | 186.2 | L | |
| Clay Kirby (24) | 116 | 1972 | 238.2 | R | |
| Frank Lary (26) | 116 | 1956 | 294.0 | R | |
| Slim Love (27) | 116 | 1918 | 228.2 | L | |
| Jack Lynch (29) | 116 | 1886 | 432.2 | R | |
| Charlie McCullough (24) | 116 | 1890 | 241.2 | R | |
| Howard Mills (28) | 116 | 1938 | 210.1 | L | |
| Al Milnar (27) | 116 | 1941 | 229.1 | L | |
| Mel Parnell (31) | 116 | 1953 | 241.0 | L | |
| Vic Raschi (31) | 116 | 1950 | 256.2 | R | |
| Rich Robertson (27) | 116 | 1996 | 186.1 | L | |
| Amos Rusie+ (18) | 116 | 1889 | 225.0 | R | |
| Dick Ruthven (23) | 116 | 1974 | 212.2 | R | |
| Nolan Ryan+ (24) | 116 | 1971 | 152.0 | R | |
| Doc Scanlan (29) | 116 | 1910 | 217.1 | R | |
| Harry Staley (22) | 116 | 1889 | 420.0 | R | |
| 485. | Steve Barber (29) | 115 | 1967 | 172.4 | L |
| Tommy Bridges (29) | 115 | 1936 | 294.2 | R | |
| Ron Bryant (25) | 115 | 1973 | 270.0 | L | |
| Harry Byrd (28) | 115 | 1953 | 236.2 | R | |
| Dan Casey (24) | 115 | 1887 | 390.1 | L | |
| Ken Chase (27) | 115 | 1941 | 205.2 | L | |
| Jack Coombs (27) | 115 | 1910 | 353.0 | R | |
| Joe Corbett (21) | 115 | 1897 | 313.0 | R | |
| Hooks Dauss (25) | 115 | 1915 | 309.2 | R | |
| Red Ehret (20) | 115 | 1889 | 364.0 | R | |
| Red Ehret (24) | 115 | 1893 | 314.1 | R | |
| Dick Fowler (28) | 115 | 1949 | 213.2 | R | |
| Hank Gastright (28) | 115 | 1893 | 215.0 | R | |
| Tom Hughes (22) | 115 | 1901 | 308.1 | R | |
| Sam Jones (30) | 115 | 1956 | 188.2 | R | |
| Gene Krapp (27) | 115 | 1914 | 252.2 | R | |
| Rank | Player (age that year) | Bases on Balls | Year | IP | Throws |
| Roxie Lawson (31) | 115 | 1937 | 217.1 | R | |
| Van Mungo (21) | 115 | 1932 | 223.1 | R | |
| Gaylord Perry+ (34) | 115 | 1973 | 344.0 | R | |
| Duane Pillette (28) | 115 | 1951 | 191.0 | R | |
| Jimmy Ring (28) | 115 | 1923 | 304.1 | R | |
| Red Ruffing+ (27) | 115 | 1932 | 259.0 | R | |
| Herb Score (26) | 115 | 1959 | 160.2 | L | |
| Jack Stivetts (25) | 115 | 1893 | 283.2 | R | |
| Adonis Terry (21) | 115 | 1886 | 288.1 | R | |
| John Thornton (22) | 115 | 1891 | 269.0 | R | |
| Mike Torrez (26) | 115 | 1973 | 208.0 | R | |
| Bucky Walters (27) | 115 | 1936 | 258.0 | R | |
| Carlos Zambrano (25) | 115 | 2006 | 214.0 | R |
