| Career - WHIP | |||
| Rk | Player Name | Totals | |
| 1 | Pedro Martinez | 1.08 | |
| 2 | Kevin Tapani | 1.12 | |
| 3 | Arthur Rhodes | 1.16 | |
| 4 | Chad Green | 1.16 | |
| 5 | Hideo Nomo | 1.24 | |
| 6 | Johan Santana | 1.28 | |
| 7 | Ben Sheets | 1.29 | |
| 8 | Andy Benes | 1.30 | |
| 9 | Kyle Hendricks | 1.33 | |
| 10 | Pat Hentgen | 1.34 | |
| 11 | Stephen Strasburg | 1.37 | |
| 12 | Zach Eflin | 1.37 | |
| 13 | Jimmy Key | 1.39 | |
| 14 | Rich Harden | 1.40 | |
| 15 | Sonny Gray | 1.41 | |
| 16 | Dylan Bundy | 1.42 | |
| 17 | Josh Beckett | 1.43 | |
| 18 | Justin Thompson | 1.43 | |
| 19 | Wade Miller | 1.47 | |
| 20 | Edinson Volquez | 1.48 | |
| 21 | Clay Buchholz | 1.48 | |
| 22 | Collin McHugh | 1.53 | |
| 23 | Ramon Martinez | 1.58 | |
| Single Season - WHIP | |||||
| Rk | Player Name | Totals | Year | ||
| 1 | Tim Belcher | 0.89 | 1993 | ||
| 2 | Pedro Martinez | 0.95 | 2000 | ||
| 3 | Steve Ontiveros | 0.95 | 1995 | ||
| 4 | Kevin Tapani | 0.95 | 1993 | ||
| 5 | Pedro J. Martinez | 0.97 | 1998 | ||
| 6 | Pedro Martinez | 1.01 | 2001 | ||
| 7 | Andy Benes | 1.03 | 1993 | ||
| 8 | Rich Harden | 1.04 | 2009 | ||
| 9 | Justin Verlander | 1.05 | 2023 | ||
| 10 | Pedro Martinez | 1.06 | 2002 | ||
| 11 | Ramon Martinez | 1.06 | 1992 | ||
| 12 | Michael Pineda | 1.06 | 2015 | ||
| 13 | Corey Kluber | 1.06 | 2018 | ||
| 14 | Juan Guzman | 1.10 | 1997 | ||
| 15 | Hideo Nomo | 1.14 | 1996 | ||
| 16 | Ben Sheets | 1.15 | 2005 | ||
| 17 | Sonny Gray | 1.15 | 2016 | ||
| 18 | Edward Cabrera | 1.17 | 2023 | ||
| 19 | Kelvim Escobar | 1.18 | 2002 | ||
| 20 | Felix Hernandez | 1.18 | 2015 | ||
| 21 | Collin McHugh | 1.18 | 2015 | ||
| 22 | Johan Santana | 1.19 | 2005 | ||
| 23 | Kyle Hendricks | 1.19 | 2021 | ||
| 24 | Andy Benes | 1.20 | 1992 | ||
| 25 | Johan Santana | 1.20 | 2004 | ||