Milwaukee Brewers Earned Run Average Leaders
Career totals with the Milwaukee Brewers and the best single seasons in club history. Records run through the 2025 season.
The single-season record is 1.00, by Ed Cushman in 1884.
Rate records use the league's own minimums: a season needs the standard 1.0 inning per team game with the club, a career 1,000+ innings pitched with the club.
All-time Milwaukee Brewers leaders
Career totals with the clubNo qualifying careers on record.
Single-season Milwaukee Brewers records
Best seasons in club history| # | Player | Season | ERA | G |
|---|---|---|---|---|
| 1 |
 Ed Cushman
|
1884 | 1.00 | 4 |
| 2 |
 Lady Baldwin
|
1884 | 2.65 | 2 |
| 3 |
 Henry Porter
|
1884 | 3.00 | 6 |