 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Fernando Valenzuela* | 2.960 | 1980-1996 | |
| 2 | Frank Browning# | 3.059 | 1989-1999 | |
| 3 | Marty Bystrom | 3.375 | 1981-1985 | |
| 4 | John Candelaria | 3.403 | 1980-1991 | |
| 5 | Dave Righetti# | 3.413 | 1991-1999 | |
| 6 | Lefty Grove# | 3.482 | 1986-1999 | |
| 7 | Al Mamaux# | 3.497 | 1994-1999 | |
| 8 | Mike Krukow | 3.522 | 1980-1988 | |
| 8 | J R Richard | 3.522 | 1980-1985 | |
| 10 | Frank Tanana | 3.583 | 1980-1990 | |
| 11 | Roger Clemens# | 3.599 | 1982-1999 | |
| 12 | Bill Gullickson | 3.634 | 1980-1991 | |
| 13 | Christy Mathewson# | 3.710 | 1994-1999 | |
| 14 | Scott T Baker | 3.727 | 1982-1991 | |
| 15 | Charlie Leibrandt | 3.762 | 1981-1994 | |
| 16 | Billy Loes | 3.766 | 1984-1999 | |
| 17 | Len Barker | 3.779 | 1980-1985 | |
| 18 | Danny Darwin | 3.785 | 1980-1995 | |
| 19 | Early Wynn# | 3.789 | 1939-1999 | |
| 20 | Dave LaPoint | 3.795 | 1981-1991 | |
| 21 | Mike LaCoss | 3.797 | 1981-1992 | |
| 21 | Lee Smith | 3.797 | 1980-1996 | |
| 23 | Steve Carlton | 3.808 | 1980-1987 | |
| 24 | Ed Brandt# | 3.816 | 1986-1999 | |
| 25 | Mario Soto | 3.835 | 1980-1987 | |
| 26 | Rick Rhoden | 3.837 | 1980-1990 | |
| 27 | Van Mungo# | 3.839 | 1987-1999 | |
| 28 | Patrick Corbin | 3.845 | 1982-1997 | |
| 29 | Danny Cox# | 3.882 | 1993-1998 | |
| 30 | Nolan Ryan | 3.903 | 1980-1988 | |
| 31 | Felix Hernandez# | 3.906 | 1994-1999 | |
| 32 | Mike Scott | 3.910 | 1980-1991 | |
| 33 | Al Orth# | 3.911 | 1991-1999 | |
| 34 | Pascual Perez | 3.914 | 1981-1992 | |
| 35 | Bob Knepper | 3.915 | 1980-1989 | |
| 36 | Don Sutton | 3.919 | 1980-1987 | |
| 37 | Jack Morris | 3.933 | 1980-1992 | |
| 38 | Johnny Lush | 3.940 | 1987-1996 | |
| 39 | Dennis Martinez | 3.950 | 1980-1990 | |
| 40 | John Denny | 3.957 | 1980-1992 | |
| 41 | Jerry Reuss | 3.965 | 1980-1987 | |
| 41 | LaMarr Hoyt | 3.965 | 1980-1991 | |
| 43 | Bob Ojeda | 3.976 | 1980-1993 | |
| 44 | Vinegar Bend Mizell# | 3.986 | 1988-1999 | |
| 45 | Bruce Hurst | 3.987 | 1982-1994 | |
| 46 | Don Robinson | 3.989 | 1980-1994 | |
| 47 | Bert Blyleven | 3.991 | 1980-1986 | |
| 48 | Ed Whitson | 4.022 | 1980-1991 | |
| 49 | Dennis Eckersley | 4.044 | 1980-1995 | |
| 50 | Scott Kazmir# | 4.052 | 1987-1999 | |
| 51 | Dennis Leonard | 4.063 | 1980-1989 | |
| 52 | Dave Stieb | 4.068 | 1981-1992 | |
| 53 | Britt Burns | 4.069 | 1980-1996 | |
| 54 | Ben Sheets# | 4.074 | 1987-1999 | |
| 55 | Kevin Appier# | 4.089 | 1988-1999 | |
| 56 | Rick Sutcliffe | 4.114 | 1980-1990 | |
| 57 | Heinie Berger# | 4.138 | 1992-1999 | |
| 58 | J A Happ# | 4.155 | 1991-1999 | |
| 59 | Matt Harrison | 4.162 | 1984-1990 | |
| 60 | Curry Foley# | 4.163 | 1993-1999 | |
| 61 | Masahiro Tanaka | 4.168 | 1984-1996 | |
| 62 | Clayton Kershaw# | 4.169 | 1993-1999 | |
| 63 | Bill Wise# | 4.181 | 1990-1998 | |
| 63 | John Tudor | 4.181 | 1980-1994 | |
| 65 | Jose DeLeon | 4.192 | 1984-1997 | |
| 66 | Tim Leary# | 4.194 | 1991-1999 | |
| 67 | Moose Haas | 4.212 | 1981-1989 | |
| 68 | Jack McDowell | 4.214 | 1983-1994 | |
| 69 | David Clyde# | 4.230 | 1986-1999 | |
| 70 | Bruce Berenyi | 4.284 | 1981-1986 | |
| 71 | Jeff Weaver# | 4.290 | 1986-1999 | |
| 72 | Joe Lake | 4.306 | 1985-1992 | |
| 73 | Bob Welch | 4.310 | 1980-1991 | |
| 74 | Mike Boddicker | 4.403 | 1981-1993 | |
| 75 | Ron Guidry | 4.407 | 1980-1990 | |
| 76 | Jim Clancy | 4.422 | 1980-1991 | |
| 77 | Burt Hooton | 4.424 | 1980-1985 | |
| 78 | Kenta Maeda | 4.426 | 1986-1995 | |
| 79 | Scott Sanderson | 4.438 | 1980-1993 | |
| 80 | Jeff C D'Amico | 4.439 | 1983-1993 | |
| 81 | Ray Kremer# | 4.461 | 1992-1999 | |
| 82 | Jordan M Zimmermann# | 4.468 | 1989-1999 | |
| 83 | Larry McWilliams | 4.481 | 1981-1989 | |
| 84 | Dan Haren# | 4.510 | 1991-1999 | |
| 85 | Bill Drake | 4.530 | 1922-1990 | |
| 86 | Claude Osteen# | 4.544 | 1988-1999 | |
| 87 | Chuck Stobbs | 4.606 | 1947-1991 | |
| 88 | Yu Darvish# | 4.623 | 1994-1999 | |
| 89 | Steven Matz | 4.624 | 1983-1993 | |
| 90 | Tommy Bond# | 4.633 | 1994-1999 | |
| 91 | Bob Bruce | 4.641 | 1987-1996 | |
| 92 | Floyd Bannister | 4.644 | 1980-1989 | |
| 93 | Don Larsen# | 4.680 | 1990-1999 | |
| 94 | Aaron Harang# | 4.696 | 1989-1998 | |
| 95 | Charlie Lea | 4.706 | 1980-1992 | |
| 95 | Ernie Broglio# | 4.706 | 1991-1999 | |
| 97 | Arlie Pond# | 4.710 | 1988-1999 | |
| 98 | Jim Abbott# | 4.730 | 1990-1997 | |
| 99 | Dick Ruthven | 4.735 | 1980-1987 | |
| 100 | Bart Johnson | 4.736 | 1986-1993 |
