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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | WHIP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Shane McClanahan# | 1.03 | 2023-2025 | |
| 2 | Sean Doolittle | 1.04 | 2011-2022 | |
| 3 | Max Scherzer# | 1.10 | 2009-2025 | |
| 3 | Shane Bieber# | 1.10 | 2020-2025 | |
| 5 | Sandy Koufax | 1.11 | 1955-1966 | |
| 5 | Kenley Jansen# | 1.11 | 2012-2025 | |
| 5 | Catfish Hunter | 1.11 | 1965-1976 | |
| 8 | Pablo Lopez# | 1.12 | 2021-2025 | |
| 8 | Bryse Wilson# | 1.12 | 2020-2025 | |
| 10 | Jacob Degrom# | 1.13 | 2012-2025 | |
| 11 | Walker Buehler# | 1.14 | 2019-2025 | |
| 12 | Julio Urias# | 1.15 | 2018-2023 | |
| 12 | Joe Nathan | 1.15 | 2000-2016 | |
| 14 | Steve Hamilton | 1.16 | 1961-1972 | |
| 14 | Freddy Peralta# | 1.16 | 2019-2025 | |
| 14 | Stephen Strasburg# | 1.16 | 2010-2025 | |
| 17 | Casey Janssen | 1.17 | 2007-2016 | |
| 17 | Clayton Kershaw# | 1.17 | 2009-2025 | |
| 17 | Tarik Skubal# | 1.17 | 2022-2025 | |
| 17 | Triston McKenzie# | 1.17 | 2021-2025 | |
| 17 | Liam Hendriks# | 1.17 | 2012-2025 | |
| 22 | Matt Harvey | 1.18 | 2014-2021 | |
| 22 | Yu Darvish# | 1.18 | 2012-2025 | |
| 22 | Chris Sale# | 1.18 | 2011-2025 | |
| 25 | Masahiro Tanaka | 1.19 | 2014-2021 | |
| 25 | Corbin Burnes# | 1.19 | 2020-2025 | |
| 27 | Gerrit Cole# | 1.20 | 2012-2025 | |
| 27 | David Price | 1.20 | 2009-2023 | |
| 27 | Lucas Giolito# | 1.20 | 2016-2025 | |
| 27 | Justin Verlander# | 1.20 | 2007-2025 | |
| 27 | Raisel Iglesias# | 1.20 | 2016-2025 | |
| 27 | Aroldis Chapman# | 1.20 | 2011-2025 | |
| 27 | Koji Uehara | 1.20 | 2009-2018 | |
| 27 | Seth Lugo# | 1.20 | 2012-2025 | |
| 27 | Mark Melancon | 1.20 | 2010-2023 | |
| 36 | Sergio Romo | 1.21 | 2010-2021 | |
| 36 | Huston Street | 1.21 | 2005-2016 | |
| 36 | Lance McCullers Jr.# | 1.21 | 2016-2025 | |
| 36 | Aaron Nola# | 1.21 | 2015-2025 | |
| 36 | Larry Dierker | 1.21 | 1964-1976 | |
| 41 | Luis Severino# | 1.22 | 2016-2025 | |
| 41 | Brandon Maurer | 1.22 | 2010-2018 | |
| 41 | Evan Scribner | 1.22 | 2011-2018 | |
| 41 | Jose Alvarez | 1.22 | 2010-2023 | |
| 41 | Dylan Cease# | 1.22 | 2015-2025 | |
| 41 | Nestor Cortes# | 1.22 | 2018-2025 | |
| 41 | Trevor Bauer | 1.22 | 2012-2023 | |
| 41 | Kevin Gausman# | 1.22 | 2013-2025 | |
| 49 | Mat Latos | 1.23 | 2010-2016 | |
| 49 | Michael Fulmer# | 1.23 | 2012-2025 | |
| 49 | A.J. Griffin | 1.23 | 2014-2017 | |
| 49 | Luis Castillo# | 1.23 | 2020-2025 | |
| 49 | Felix Hernandez | 1.23 | 2005-2021 | |
| 54 | Tony Watson | 1.24 | 2011-2021 | |
| 54 | Brandon Woodruff# | 1.24 | 2015-2025 | |
| 54 | Marcus Stroman# | 1.24 | 2015-2025 | |
| 54 | Shohei Ohtani# | 1.24 | 2018-2025 | |
| 54 | Craig Kimbrel# | 1.24 | 2011-2025 | |
| 54 | Jake Peavy | 1.24 | 2002-2018 | |
| 54 | Hector Rondon | 1.24 | 2010-2021 | |
| 54 | Billy O'Dell | 1.24 | 1954-1967 | |
| 54 | Rafael Soriano | 1.24 | 2003-2015 | |
| 54 | Bill Stafford | 1.24 | 1960-1967 | |
| 64 | Danny Salazar | 1.25 | 2010-2021 | |
| 64 | Eduardo Rodriguez# | 1.25 | 2012-2025 | |
| 64 | Zac Gallen# | 1.25 | 2020-2025 | |
| 64 | Framber Valdez# | 1.25 | 2022-2025 | |
| 64 | Tanner Houck# | 1.25 | 2021-2025 | |
| 64 | Jameson Taillon# | 1.25 | 2014-2025 | |
| 64 | Collin McHugh | 1.25 | 2010-2024 | |
| 64 | Sean Manaea# | 1.25 | 2018-2025 | |
| 64 | Joe Musgrove# | 1.25 | 2012-2025 | |
| 64 | Chris Paddack# | 1.25 | 2020-2025 | |
| 64 | Max Fried# | 1.25 | 2018-2025 | |
| 75 | Jonathan Broxton | 1.26 | 2007-2017 | |
| 75 | Wilmer Font | 1.26 | 2010-2020 | |
| 75 | Phil Hughes | 1.26 | 2009-2018 | |
| 75 | Jake Odorizzi | 1.26 | 2012-2023 | |
| 75 | Kyle Hendricks# | 1.26 | 2016-2024 | |
| 75 | Shawn Kelley | 1.26 | 2010-2020 | |
| 75 | Madison Bumgarner | 1.26 | 2011-2023 | |
| 75 | Cole Hamels | 1.26 | 2007-2022 | |
| 75 | Jason Grilli | 1.26 | 2001-2017 | |
| 75 | Smith Smith | 1.26 | 2004-2017 | |
| 75 | Andrew Heaney# | 1.26 | 2018-2025 | |
| 75 | Tommy Milone | 1.26 | 2012-2017 | |
| 75 | Corey Kluber | 1.26 | 2011-2023 | |
| 88 | Logan Webb# | 1.27 | 2015-2025 | |
| 88 | Jonathan Papelbon | 1.27 | 2006-2017 | |
| 88 | Matt Belisle | 1.27 | 2004-2018 | |
| 88 | Darren O'Day | 1.27 | 2010-2022 | |
| 88 | Matthew Boyd# | 1.27 | 2019-2025 | |
| 88 | Johnny Cueto | 1.27 | 2010-2023 | |
| 88 | Adam Wainwright | 1.27 | 2004-2023 | |
| 88 | Miles Mikolas# | 1.27 | 2010-2025 | |
| 88 | Luke Gregerson | 1.27 | 2010-2019 | |
| 88 | Jose Berrios# | 1.27 | 2016-2025 | |
| 88 | Kenta Maeda# | 1.27 | 2016-2025 | |
| 88 | Sonny Gray# | 1.27 | 2012-2025 | |
| 88 | Kris Medlen | 1.27 | 2010-2016 |
