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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | WPCT | YEAR | Open Postseason Career Leaderboard |
|---|---|---|---|---|
| 1 | Héctor Cruz# | 1.000 | 2029 | |
| 1 | António Negrón | 1.000 | 2023 | |
| 1 | Javier Martínez# | 1.000 | 2021 | |
| 1 | Javier Martínez# | 1.000 | 2022 | |
| 1 | Eddie Morgan* | 1.000 | 2011 | |
| 1 | Ian Richardson | 1.000 | 2011 | |
| 1 | Roy Halladay* | 1.000 | 2007 | |
| 1 | Gary Lefebvre | 1.000 | 2004 | |
| 1 | Bill Gill# | 1.000 | 2026 | |
| 1 | Red Amelung | 1.000 | 2014 | |
| 1 | Chris Sharp# | 1.000 | 2030 | |
| 1 | Jim Anderson# | 1.000 | 2022 | |
| 1 | Jon Lieber | 1.000 | 1998 | |
| 1 | Roy Halladay* | 1.000 | 2008 | |
| 1 | Juan Guzman* | 1.000 | 1994 | |
| 1 | Felipe Gutiérrez# | 1.000 | 2029 | |
| 1 | Jake Peavy | 1.000 | 2008 | |
| 1 | Pedro Figueroa | 1.000 | 2020 | |
| 1 | Steve Mills# | 1.000 | 2030 | |
| 1 | Daron Maddox | 1.000 | 2017 | |
| 1 | Tim Pulliam# | 1.000 | 2028 | |
| 1 | Tim Pulliam# | 1.000 | 2029 | |
| 1 | John Halama | 1.000 | 1998 | |
| 1 | Bob Miller# | 1.000 | 2026 | |
| 1 | Erik Bedard | 1.000 | 2010 | |
| 1 | Tim Hudson | 1.000 | 2001 | |
| 1 | Mark Buehrle | 1.000 | 2003 | |
| 1 | Yeong-sin Park# | 1.000 | 2029 | |
| 1 | Dwight Tucker | 1.000 | 2021 | |
| 1 | Dwight Tucker | 1.000 | 2015 | |
| 1 | Amdre Nova# | 1.000 | 2031 | |
| 1 | Carlos Pérez# | 1.000 | 2031 | |
| 1 | Irving Townsend# | 1.000 | 2030 | |
| 1 | Raimondo Amberezzio# | 1.000 | 2030 | |
| 1 | Johan Santana | 1.000 | 2014 | |
| 1 | Malcolm Zegwaard | 1.000 | 2014 | |
| 1 | Reece MacKinley | 1.000 | 2015 | |
| 1 | Ryan Jensen | 1.000 | 2009 | |
| 1 | Jack Flaherty# | 1.000 | 2025 | |
| 1 | Jack Flaherty# | 1.000 | 2031 | |
| 1 | Brandon Webb* | 1.000 | 2019 | |
| 1 | Reece MacKinley | 1.000 | 2020 | |
| 1 | Clifton Jackson# | 1.000 | 2025 | |
| 1 | Jason Ellis | 1.000 | 2016 | |
| 1 | Dirk Von Hayhurst | 1.000 | 2007 | |
| 1 | George Williams# | 1.000 | 2026 | |
| 1 | Brandon Webb* | 1.000 | 2018 | |
| 1 | R A Dickey | 1.000 | 2008 | |
| 1 | George Connolly# | 1.000 | 2018 | |
| 1 | George Connolly# | 1.000 | 2019 | |
| 1 | Heath Bell | 1.000 | 2009 | |
| 1 | Lee Myers# | 1.000 | 2028 | |
| 1 | Tim Lincecum | 1.000 | 2013 | |
| 1 | Brandon Webb* | 1.000 | 2015 | |
| 1 | Kevin Schaefer | 1.000 | 2015 | |
| 1 | Carlos Durán# | 1.000 | 2029 | |
| 1 | R A Dickey | 1.000 | 2010 | |
| 1 | John Wood# | 1.000 | 2029 | |
| 1 | George Connolly# | 1.000 | 2025 | |
| 1 | Leonardo Dávila# | 1.000 | 2025 | |
| 1 | Raúl Mateo# | 1.000 | 2027 | |
| 1 | Raúl Mateo# | 1.000 | 2030 | |
| 1 | Tommy Austin | 1.000 | 2017 | |
| 1 | Jon Lester | 1.000 | 2013 | |
| 1 | Archie Esparza# | 1.000 | 2031 | |
| 1 | Zack Greinke* | 1.000 | 2008 | |
| 1 | Brandon Lyon | 1.000 | 2005 | |
| 1 | José Torres# | 1.000 | 2030 | |
| 1 | Major Pixel | 1.000 | 2010 | |
| 1 | Roberto Sánchez# | 1.000 | 2028 | |
| 1 | Stephen Strasburg | 1.000 | 2016 | |
| 1 | Anthony Hunt | 1.000 | 2019 | |
| 1 | Ryan Harrison | 1.000 | 2003 | |
| 1 | Kevin Millwood | 1.000 | 2001 | |
| 1 | Luis Anguiana# | 1.000 | 2030 | |
| 1 | Jesús Bravo# | 1.000 | 2028 | |
| 1 | Carlos Cotter | 1.000 | 2017 | |
| 1 | Henry Moss# | 1.000 | 2025 | |
| 1 | Tito Smith# | 1.000 | 2024 | |
| 1 | Frank Larkin | 1.000 | 2004 | |
| 1 | Ken Brandon | 1.000 | 2022 | |
| 1 | Paul Hale# | 1.000 | 2027 | |
| 1 | John Lambert# | 1.000 | 2026 | |
| 1 | Danny Davis | 1.000 | 2020 | |
| 1 | Michael Davis# | 1.000 | 2022 | |
| 1 | Madison Bumgarner | 1.000 | 2023 | |
| 1 | Madison Bumgarner | 1.000 | 2018 | |
| 1 | Eric Hurley | 1.000 | 2014 | |
| 1 | Ed Anderson | 1.000 | 2018 | |
| 1 | Eddie Morgan* | 1.000 | 2018 | |
| 1 | Brian Dalton | 1.000 | 2010 | |
| 1 | Chad Billingsley | 1.000 | 2011 | |
| 1 | Brandon Webb* | 1.000 | 2009 | |
| 1 | Andre Ford | 1.000 | 2020 | |
| 1 | Eddie Morgan* | 1.000 | 2016 | |
| 1 | James Ryan# | 1.000 | 2025 | |
| 1 | Benny Howard# | 1.000 | 2023 | |
| 1 | Eldon Hernández | 1.000 | 2022 | |
| 1 | Alfredo Huerta# | 1.000 | 2023 | |
| 1 | Ronald Moyer# | 1.000 | 2031 |
