 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Camilo Vasquez* | 2.19 | 2006-2021 | |
| 2 | Zach Duke* | 2.54 | 2007-2026 | |
| 2 | Hernan Saenz | 2.54 | 2009-2029 | |
| 4 | Warren Piche | 2.73 | 2011-2030 | |
| 5 | Brandon Edwards | 2.75 | 2009-2020 | |
| 5 | John Franco | 2.75 | 1984-2003 | |
| 7 | Bobby Basham* | 2.83 | 2003-2018 | |
| 8 | Trevor Hoffman | 2.91 | 1993-2006 | |
| 9 | Greg Maddux* | 2.97 | 1986-2004 | |
| 10 | Benjamin Fontanez | 3.00 | 2010-2015 | |
| 11 | Jesse Orosco | 3.04 | 1979-2002 | |
| 12 | Claudio Vargas* | 3.05 | 2003-2020 | |
| 13 | Michael Perales | 3.13 | 2011-2025 | |
| 13 | Melvin Valdez | 3.13 | 2007-2019 | |
| 15 | Justin Jones* | 3.18 | 2008-2026 | |
| 15 | Matt Ford | 3.18 | 2005-2019 | |
| 17 | Zach Miner | 3.19 | 2006-2022 | |
| 18 | John Bale | 3.20 | 1999-2016 | |
| 19 | Robb Nen | 3.21 | 1993-2008 | |
| 20 | Randy Johnson | 3.25 | 1988-2004 | |
| 21 | Jerome Williams* | 3.26 | 2003-2024 | |
| 22 | Dustin Moseley | 3.35 | 2007-2019 | |
| 23 | Kevin Brown | 3.38 | 1986-2004 | |
| 24 | Jorge Franco# | 3.39 | 2018-2033 | |
| 24 | John Smoltz | 3.39 | 1988-2006 | |
| 26 | Jimmy Journell | 3.43 | 2003-2015 | |
| 27 | Curt Schilling | 3.44 | 1988-2004 | |
| 28 | Tom Glavine* | 3.45 | 1987-2005 | |
| 29 | Adrian Dunn# | 3.48 | 2024-2033 | |
| 30 | Damian Moss | 3.49 | 2001-2012 | |
| 31 | Manny Parra | 3.51 | 2008-2020 | |
| 32 | Jesse Foppert* | 3.53 | 2003-2022 | |
| 33 | Denny Bautista | 3.57 | 2007-2018 | |
| 33 | Jorge Delacruz* | 3.57 | 2007-2026 | |
| 35 | Duane Golden | 3.61 | 2010-2027 | |
| 35 | Mike Megrew | 3.61 | 2008-2023 | |
| 37 | Andres Astacio | 3.62 | 2006-2020 | |
| 38 | Edward Burdge | 3.66 | 2009-2026 | |
| 39 | Mike Gosling | 3.69 | 2006-2018 | |
| 40 | Byung-hyun Kim | 3.70 | 1999-2016 | |
| 41 | Lou Murray# | 3.74 | 2028-2033 | |
| 42 | Dan Plesac | 3.75 | 1986-2003 | |
| 43 | Pedro Silva | 3.79 | 2016-2030 | |
| 43 | Enrique Gonzalez | 3.79 | 2006-2021 | |
| 43 | Evelio Casillas | 3.79 | 2006-2023 | |
| 46 | Paul Quantrill | 3.80 | 1992-2002 | |
| 46 | Vicente Padilla | 3.80 | 1999-2012 | |
| 48 | Tomas Alcover | 3.82 | 2010-2022 | |
| 48 | Hsin-ta Shiu# | 3.82 | 2023-2033 | |
| 50 | José López# | 3.84 | 2028-2033 | |
| 50 | Thomas Bittle | 3.84 | 2011-2026 | |
| 52 | Charles Edmonson | 3.85 | 2010-2024 | |
| 52 | Al Leiter | 3.85 | 1987-2004 | |
| 54 | Ty Howington | 3.86 | 2006-2022 | |
| 54 | Logan Oldham | 3.86 | 2009-2019 | |
| 56 | Juan Gonzáles# | 3.88 | 2026-2033 | |
| 57 | Oliver Perez | 3.89 | 2002-2011 | |
| 57 | Matt Morris | 3.89 | 1997-2010 | |
| 59 | Kurt Ainsworth | 3.90 | 2001-2015 | |
| 59 | Josh Beckett | 3.90 | 2001-2016 | |
| 61 | Adam Wainwright | 3.95 | 2004-2014 | |
| 62 | Jeff Fassero | 3.96 | 1991-2003 | |
| 63 | Wade Miller | 3.97 | 1999-2014 | |
| 64 | Dan Swank | 3.98 | 2011-2031 | |
| 65 | Odalis Perez | 3.99 | 1998-2013 | |
| 66 | Rusty Tucker | 4.01 | 2005-2021 | |
| 67 | Jeff Francis | 4.02 | 2006-2019 | |
| 68 | Orlando Hernandez | 4.04 | 1998-2004 | |
| 68 | Randy Wolf | 4.04 | 1999-2011 | |
| 68 | Roy Oswalt | 4.04 | 2001-2012 | |
| 71 | Octavio Dotel | 4.05 | 1999-2012 | |
| 72 | Brady Ash | 4.06 | 2017-2026 | |
| 73 | Oscar Villarreal | 4.07 | 2003-2020 | |
| 74 | Juan Machado# | 4.08 | 2018-2033 | |
| 74 | Justin Briggs | 4.08 | 2011-2027 | |
| 76 | Jarrod Thatcher# | 4.09 | 2021-2032 | |
| 77 | Hideo Nomo | 4.10 | 1995-2005 | |
| 77 | Chris Capuano | 4.10 | 2003-2013 | |
| 77 | Javier Rivera# | 4.10 | 2020-2033 | |
| 80 | Kevin Millwood | 4.11 | 1997-2012 | |
| 80 | Christian Caywood | 4.11 | 2013-2021 | |
| 82 | Adrián Ibáñez | 4.12 | 2018-2030 | |
| 83 | Woody Williams | 4.14 | 1993-2004 | |
| 83 | Jorge Ayala# | 4.14 | 2016-2033 | |
| 85 | Gabe White | 4.16 | 1994-2010 | |
| 85 | Kirk Rueter | 4.16 | 1993-2004 | |
| 85 | Mike Crudale | 4.16 | 2002-2014 | |
| 85 | Ramiro Cruz# | 4.16 | 2026-2033 | |
| 89 | Sam Lahoda | 4.17 | 2018-2033 | |
| 89 | Scott Eyre | 4.17 | 1997-2009 | |
| 91 | Fabian Breton | 4.18 | 2010-2027 | |
| 91 | Jake Peavy | 4.18 | 2002-2014 | |
| 91 | Otis Servantes | 4.18 | 2012-2026 | |
| 94 | Wilson Alvarez | 4.20 | 1989-2004 | |
| 94 | Edwin Denham | 4.20 | 2013-2025 | |
| 96 | Blair Johnson | 4.21 | 2009-2028 | |
| 97 | Jose Mesa | 4.22 | 1987-2002 | |
| 97 | Benton Grant | 4.22 | 2013-2025 | |
| 97 | Bob Harmon# | 4.22 | 2022-2033 | |
| 100 | Chris Cervantes | 4.24 | 2004-2016 |
