List of Major League Baseball earned run average champions Other major leagues Other major leagues

| Year_ | Leader | Team | League | Runner_up |
|---|---|---|---|---|
| 1882 | Denny Driscoll Category:Articles with hCards | Pittsburgh Alleghenys | American Association | Guy Hecker Category:Articles with hCards |
| 1883 | Will White Category:Articles with hCards | Cincinnati Red Stockings | American Association | Tony Mullane Category:Articles with hCards |
| 1884 | Guy Hecker Category:Articles with hCards | Louisville Eclipse | American Association | Dave Foutz Category:Articles with hCards |
| 1884 | Jim McCormick Category:Articles with hCards | Cincinnati Outlaw Reds | Union Association | Billy Taylor Category:Articles with hCards |
| 1885 | Bob Caruthers Category:Articles with hCards | St. Louis Browns | American Association | Guy Hecker Category:Articles with hCards |
| 1886 | Dave Foutz Category:Articles with hCards | St. Louis Browns | American Association | Bob Caruthers Category:Articles with hCards |