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Active Leaders & Records for Bases On Balls per 9 IP
Baseball Leaders & Baseball Records:
Single-Season
Career
Active
Progressive
Year-by-Year Top-Tens
Yearly League
+ - Indicates Hall of Famer. Bold indicates active player.
Statistic Description: 9 x BB / IP For recent years, leaders need 1 IP per team game played
Minimum of 1000 IP, 3000 PA, 500 games (fielding), 200 stolen base attempts (catchers) or 80 stolen base attempts (baserunners only since 1951) or 100 decisions for career and active leaderboards for rate statistics.
| Rank | Player (yrs, age) | Bases On Balls per 9 IP | Throws |
|---|---|---|---|
| 1. | Dan Haren (11, 32) | 1.8779 | R |
| 2. | Roy Halladay (16, 36) | 1.8948 | R |
| 3. | Cliff Lee (12, 34) | 2.0036 | L |
| 4. | Mark Buehrle (14, 34) | 2.0434 | L |
| 5. | Mariano Rivera (19, 43) | 2.0463 | R |
| 6. | Roy Oswalt (12, 35) | 2.0782 | R |
| 7. | Hiroki Kuroda (6, 38) | 2.0845 | R |
| 8. | Ricky Nolasco (8, 30) | 2.1084 | R |
| 9. | James Shields (8, 31) | 2.1337 | R |
| 10. | Cole Hamels (8, 29) | 2.2765 | L |
| 11. | Zack Greinke (10, 29) | 2.3011 | R |
| 12. | Dave Bush (9, 33) | 2.3280 | R |
| 13. | Joe Blanton (10, 32) | 2.3360 | R |
| 14. | Adam Wainwright (8, 31) | 2.3584 | R |
| 15. | Jered Weaver (8, 30) | 2.4244 | R |
| 16. | Zach Duke (9, 30) | 2.4606 | L |
| 17. | Bronson Arroyo (14, 36) | 2.5047 | R |
| 18. | Johan Santana (12, 34) | 2.5192 | L |
| 19. | Kyle Lohse (13, 34) | 2.5343 | R |
| 20. | Chris Carpenter (15, 38) | 2.5427 | R |
| 21. | Ismael Valdez (12, 39) | 2.5759 | R |
| 22. | Esteban Loaiza (14, 41) | 2.5898 | R |
| 23. | Felix Hernandez (9, 27) | 2.6087 | R |
| 24. | Mark Hendrickson (10, 39) | 2.6561 | L |
| 25. | CC Sabathia (13, 32) | 2.6656 | L |
| 26. | Jeff Francis (9, 32) | 2.6693 | L |
| 27. | Derek Lowe (17, 40) | 2.6751 | R |
| 28. | Jeremy Guthrie (10, 34) | 2.6777 | R |
| 29. | Tim Hudson (15, 37) | 2.7003 | R |
| 30. | Aaron Harang (12, 35) | 2.7024 | R |
| 31. | John Lackey (11, 34) | 2.7135 | R |
| Jake Peavy (12, 32) | 2.7135 | R | |
| 33. | Josh Beckett (13, 33) | 2.7437 | R |
| 34. | Aaron Cook (11, 34) | 2.7454 | R |
| Justin Verlander (9, 30) | 2.7454 | R | |
| 36. | Joe Saunders (9, 32) | 2.7527 | L |
| 37. | Rodrigo Lopez (11, 37) | 2.7720 | R |
| 38. | Ervin Santana (9, 30) | 2.8006 | R |
| 39. | Andy Pettitte (18, 41) | 2.8190 | L |
| 40. | Freddy Garcia (15, 36) | 2.8249 | R |
| 41. | Bartolo Colon (16, 40) | 2.8373 | R |
| 42. | R.A. Dickey (11, 38) | 2.8491 | R |
| 43. | Chris Capuano (9, 34) | 2.8695 | L |
| 44. | Jake Westbrook (13, 35) | 2.9015 | R |
| 45. | Paul Maholm (9, 31) | 2.9095 | L |
| 46. | LaTroy Hawkins (19, 40) | 2.9204 | R |
| 47. | Brett Myers (12, 32) | 2.9263 | R |
| 48. | John Danks (7, 28) | 2.9391 | L |
| 49. | Ted Lilly (15, 37) | 3.0005 | L |
| 50. | Jon Garland (13, 33) | 3.0246 | R |
| Rank | Player (yrs, age) | Bases On Balls per 9 IP | Throws |
| 51. | Gavin Floyd (10, 30) | 3.0486 | R |
| 52. | Matt Cain (9, 28) | 3.0503 | R |
| 53. | Wandy Rodriguez (9, 34) | 3.0533 | L |
| 54. | Matt Garza (8, 29) | 3.0782 | R |
| 55. | Jeremy Bonderman (9, 30) | 3.0808 | R |
| 56. | Kevin Correia (11, 32) | 3.0897 | R |
| 57. | Ramon Ortiz (12, 40) | 3.1070 | R |
| 58. | Clayton Kershaw (6, 25) | 3.1845 | L |
| 59. | Bruce Chen (15, 36) | 3.2747 | L |
| 60. | Jose Contreras (11, 41) | 3.2762 | R |
| 61. | Nate Robertson (9, 35) | 3.2803 | L |
| 62. | Jon Lester (8, 29) | 3.3133 | L |
| 63. | Darren Oliver (20, 42) | 3.3965 | L |
| 64. | Roberto Hernandez (8, 32) | 3.4003 | R |
| 65. | Yovani Gallardo (7, 27) | 3.4422 | R |
| 66. | Jason Marquis (14, 34) | 3.4996 | R |
| 67. | Tim Lincecum (7, 29) | 3.5260 | R |
| 68. | Edwin Jackson (11, 29) | 3.5320 | R |
| 69. | Erik Bedard (10, 34) | 3.6279 | L |
| 70. | Kelvim Escobar (12, 37) | 3.6490 | R |
| 71. | A.J. Burnett (15, 36) | 3.6887 | R |
| 72. | Barry Zito (14, 35) | 3.6997 | L |
| 73. | Chad Billingsley (8, 28) | 3.7598 | R |
| 74. | Ryan Dempster (16, 36) | 4.0400 | R |
| 75. | Ubaldo Jimenez (8, 29) | 4.0975 | R |
| 76. | Carlos Zambrano (12, 32) | 4.1256 | R |
| 77. | Miguel Batista (18, 42) | 4.1358 | R |
| 78. | Scott Kazmir (9, 29) | 4.1448 | L |
| 79. | Kip Wells (12, 36) | 4.2702 | R |
| 80. | Jamey Wright (18, 38) | 4.3896 | R |
| 81. | Oliver Perez (11, 31) | 5.0220 | L |
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