 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Postseason Leaderboard |
|---|---|---|---|---|
| 1 | Frank Dransfield# | 0.957 | 1901-1907 | |
| 2 | Bill Hanrahan# | 1.421 | 1900-1907 | |
| 3 | Hank Ludlow | 1.855 | 1892-1906 | |
| 4 | Jim Hess# | 2.132 | 1903-1907 | |
| 5 | Pete Van Artsdalen# | 2.953 | 1901-1907 | |
| 6 | Ed Sparks# | 3.115 | 1901-1907 | |
| 7 | Bernard Bridges# | 3.273 | 1888-1907 | |
| 8 | Lew Stiggers | 3.390 | 1885-1906 | |
| 9 | Rufus Barrell# | 4.573 | 1892-1907 | |
| 10 | Paul Talbot | 5.455 | 1890-1907 | |
| 11 | Paul Dexter# | 5.586 | 1892-1907 | |
| 12 | Dan Kimball | 7.342 | 1892-1903 |
