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|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | WHIP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Paul O'Callahan# | 1.407 | 2017-2019 | |
| 2 | Raúl Andrés# | 1.415 | 2016-2019 | |
| 3 | David Collingwood# | 1.431 | 2018-2019 | |
| 4 | Pat Brown# | 1.455 | 2016-2019 | |
| 5 | Jorge Castillo# | 1.468 | 2018-2019 | |
| 6 | Allen Wilson# | 1.477 | 2016-2019 | |
| 7 | Louis McDowell# | 1.521 | 2016-2019 | |
| 8 | José Ramírez# | 1.546 | 2016-2018 | |
| 9 | Jon Shankle# | 1.561 | 2017-2019 | |
| 10 | Herman Barnes# | 1.571 | 2017-2019 | |
| 10 | Bobby Martin | 1.571 | 2016-2017 | |
| 12 | Willie Cameron# | 1.574 | 2016-2019 | |
| 13 | Keith Blanton# | 1.578 | 2017-2019 | |
| 14 | Claudio Cruz# | 1.583 | 2016-2019 | |
| 15 | Tom Howard | 1.585 | 2016-2017 | |
| 16 | Mark Walker# | 1.586 | 2017-2019 | |
| 17 | Dan Riggs# | 1.591 | 2015-2019 | |
| 17 | Mike Lane# | 1.591 | 2016-2018 | |
| 19 | Ricardo Martínez# | 1.605 | 2015-2019 | |
| 20 | César Arellano# | 1.617 | 2018-2019 | |
| 21 | Paul Nance# | 1.630 | 2015-2019 | |
| 22 | Karl Pratt# | 1.636 | 2013-2017 | |
| 23 | Gregory Gary# | 1.643 | 2016-2019 | |
| 23 | Victor Powell# | 1.643 | 2016-2018 | |
| 25 | Morris Nicholson# | 1.654 | 2013-2019 | |
| 26 | José Acevedo# | 1.656 | 2013-2019 | |
| 27 | Doruk Oyan# | 1.660 | 2016-2018 | |
| 28 | Jesús González# | 1.661 | 2013-2018 | |
| 29 | Norm Burris# | 1.670 | 2016-2019 | |
| 30 | Alex Sullivan# | 1.675 | 2016-2017 | |
| 31 | Dalton García# | 1.678 | 2016-2017 | |
| 31 | Donald Hutchinson# | 1.678 | 2017-2019 | |
| 33 | Dave Conley# | 1.692 | 2015-2018 | |
| 34 | Jason Hubbell# | 1.694 | 2017-2019 | |
| 34 | Doug Ryan# | 1.694 | 2016-2018 | |
| 36 | John Adams# | 1.701 | 2016-2019 | |
| 37 | Greg Beaver# | 1.704 | 2016-2019 | |
| 38 | Ron O'Slattery# | 1.708 | 2017-2019 | |
| 39 | Sandro So Payo# | 1.717 | 2017-2018 | |
| 40 | Wilson Castillo# | 1.720 | 2015-2018 | |
| 40 | Harvey Richards# | 1.720 | 2018-2019 | |
| 42 | Melvin Lee# | 1.726 | 2015-2018 | |
| 43 | Francisco Hernández# | 1.727 | 2013-2018 | |
| 44 | Graham Wilson# | 1.729 | 2017-2019 | |
| 45 | Jesús Espinoza# | 1.731 | 2017-2019 | |
| 46 | Hunter Durham | 1.732 | 2016-2017 | |
| 47 | Aurélien Godet# | 1.737 | 2015-2019 | |
| 48 | Kirk Evans# | 1.739 | 2016-2017 | |
| 49 | Gilberto Ibarra# | 1.754 | 2017-2019 | |
| 50 | Carl Dyess# | 1.776 | 2017-2019 | |
| 51 | Han Sawallisch# | 1.778 | 2016-2019 | |
| 52 | Ramón Molina# | 1.797 | 2016-2018 | |
| 53 | Kevin Allen# | 1.801 | 2015-2018 | |
| 54 | Richard Meyer# | 1.806 | 2018-2019 | |
| 55 | Josh Cox# | 1.828 | 2016-2018 | |
| 56 | Tony Hernández# | 1.838 | 2016-2019 | |
| 57 | Brandeis Göller# | 1.854 | 2017-2019 | |
| 58 | Dan Pope# | 1.864 | 2016-2018 | |
| 59 | Enrique Rodríguez# | 1.869 | 2013-2019 | |
| 60 | Eric Baxter# | 1.870 | 2017-2019 | |
| 61 | Max Moore# | 1.876 | 2017-2018 | |
| 62 | Kevin Fields# | 1.887 | 2013-2019 | |
| 63 | Andrés Martínez# | 1.903 | 2013-2019 | |
| 64 | Michael Fields# | 2.013 | 2018-2019 | |
| 65 | Dusty Mueller# | 2.030 | 2017-2018 | |
| 66 | Bill Swain# | 2.039 | 2017-2019 |
