+ - Indicates Hall of Famer. Bold indicates active player.
Statistic Description: Bases on Balls/Walks
| Rank | Player (yrs, age) | Bases on Balls | Throws |
|---|---|---|---|
| 1. | Jamie Moyer (25, 49) | 1155 | L |
| 2. | Livan Hernandez (17, 37) | 1066 | R |
| 3. | Barry Zito (13, 34) | 1004 | L |
| 4. | Ryan Dempster (15, 35) | 992 | R |
| 5. | Andy Pettitte (17, 40) | 983 | L |
| 6. | Jamey Wright (17, 37) | 928 | R |
| 7. | Miguel Batista (18, 41) | 899 | R |
| 8. | Carlos Zambrano (12, 31) | 898 | R |
| 9. | A.J. Burnett (14, 35) | 888 | R |
| 10. | Jeff Suppan (17, 37) | 871 | R |
| 11. | Kevin Millwood (16, 37) | 843 | R |
| 12. | Tim Hudson (14, 36) | 810 | R |
| Randy Wolf (14, 35) | 810 | L | |
| 14. | Derek Lowe (16, 39) | 791 | R |
| 15. | Doug Davis (13, 36) | 783 | L |
| 16. | Bartolo Colon (15, 39) | 773 | R |
| 17. | CC Sabathia (12, 31) | 769 | L |
| 18. | Darren Oliver (19, 41) | 705 | L |
| 19. | Freddy Garcia (14, 35) | 691 | R |
| 20. | Jason Marquis (13, 33) | 687 | R |
| 21. | Kerry Wood (14, 35) | 666 | R |
| 22. | Ted Lilly (14, 36) | 651 | L |
| 23. | Oliver Perez (10, 30) | 638 | L |
| 24. | Kip Wells (12, 35) | 635 | R |
| 25. | Chris Carpenter (15, 37) | 627 | R |
| 26. | Brad Penny (13, 34) | 606 | R |
| 27. | Mark Buehrle (13, 33) | 604 | L |
| 28. | Bronson Arroyo (13, 35) | 589 | R |
| 29. | Brett Tomko (14, 39) | 582 | R |
| 30. | Josh Beckett (12, 32) | 575 | R |
| 31. | John Lackey (10, 33) | 569 | R |
| 32. | Johan Santana (12, 33) | 567 | L |
| 33. | Kyle Lohse (12, 33) | 565 | R |
| 34. | Roy Halladay (15, 35) | 556 | R |
| 35. | Brett Myers (11, 31) | 551 | R |
| Vicente Padilla (14, 34) | 551 | R | |
| 37. | Aaron Harang (11, 34) | 550 | R |
| 38. | Jake Peavy (11, 31) | 548 | R |
| 39. | Matt Cain (8, 27) | 524 | R |
| 40. | Jake Westbrook (12, 34) | 521 | R |
| 41. | Daniel Cabrera (6, 31) | 520 | R |
| 42. | Roy Oswalt (12, 34) | 511 | R |
| 43. | Dontrelle Willis (9, 30) | 500 | L |
| 44. | Edwin Jackson (10, 28) | 497 | R |
| 45. | Bruce Chen (14, 35) | 493 | L |
| Ubaldo Jimenez (7, 28) | 493 | R | |
| 47. | Ramon Ortiz (11, 39) | 489 | R |
| 48. | Joel Pineiro (12, 33) | 487 | R |
| 49. | Chad Billingsley (7, 27) | 486 | R |
| 50. | Felix Hernandez (8, 26) | 480 | R |
| Rank | Player (yrs, age) | Bases on Balls | Throws |
| 51. | Wandy Rodriguez (8, 33) | 478 | L |
| 52. | Ervin Santana (8, 29) | 475 | R |
| 53. | Justin Verlander (8, 29) | 470 | R |
| 54. | Tim Lincecum (6, 28) | 469 | R |
| 55. | Jason Isringhausen (16, 39) | 437 | R |
| 56. | Paul Maholm (8, 30) | 435 | L |
| 57. | Jon Lester (7, 28) | 430 | L |
| 58. | Erik Bedard (9, 33) | 429 | L |
| Aaron Cook (11, 33) | 429 | R | |
| Jonathan Sanchez (7, 29) | 429 | L | |
| 61. | LaTroy Hawkins (18, 39) | 426 | R |
| 62. | Carl Pavano (14, 36) | 425 | R |
| 63. | Jose Contreras (10, 40) | 421 | R |
| 64. | Cliff Lee (11, 33) | 420 | L |
| Nate Robertson (9, 34) | 420 | L | |
| 66. | Scott Elarton (10, 36) | 418 | R |
| 67. | Rodrigo Lopez (11, 36) | 416 | R |
| 68. | Octavio Dotel (14, 38) | 408 | R |
| 69. | Dan Haren (10, 31) | 395 | R |
| 70. | Hector Carrasco (12, 42) | 387 | R |
| Kyle Farnsworth (14, 36) | 387 | R | |
| 72. | C.J. Wilson (8, 31) | 386 | L |
| 73. | Jorge De La Rosa (9, 31) | 383 | L |
| 74. | Kevin Correia (10, 31) | 381 | R |
| 75. | Zack Greinke (9, 28) | 379 | R |
| 76. | Joe Blanton (9, 31) | 378 | R |
| Gavin Floyd (9, 29) | 378 | R | |
| 78. | Francisco Cordero (14, 37) | 375 | R |
| J.C. Romero (14, 36) | 375 | L | |
| 80. | Edinson Volquez (8, 28) | 372 | R |
| 81. | Ben Sheets (10, 33) | 369 | R |
| 82. | Chris Capuano (8, 33) | 368 | L |
| 83. | Roberto Hernandez (7, 31) | 367 | R |
| 84. | Chad Durbin (13, 34) | 356 | R |
| Francisco Liriano (7, 28) | 356 | L | |
| 86. | Yovani Gallardo (6, 26) | 354 | R |
| Jeremy Guthrie (9, 33) | 354 | R | |
| Joe Saunders (8, 31) | 354 | L | |
| 89. | Jered Weaver (7, 29) | 353 | R |
| 90. | Jeremy Affeldt (11, 33) | 351 | L |
| Matt Garza (7, 28) | 351 | R | |
| 92. | Jeff Francis (8, 31) | 348 | L |
| 93. | Juan Cruz (12, 33) | 346 | R |
| Ricky Romero (4, 27) | 346 | L | |
| 95. | Carlos Marmol (7, 29) | 345 | R |
| 96. | Cole Hamels (7, 28) | 344 | L |
| 97. | Chad Gaudin (10, 29) | 342 | R |
| Chris Young (9, 33) | 342 | R | |
| 99. | Clayton Kershaw (5, 24) | 341 | L |
| 100. | Gio Gonzalez (5, 26) | 340 | L |
| Rank | Player (yrs, age) | Bases on Balls | Throws |
| James Shields (7, 30) | 340 | R |