John Healy career ERA
3.84Career Regular Season
John Healy has a career ERA of 3.84 over 8 regular seasons.
- Best season on file: 2.88 in 1886.
- Most recent: 4.15 in 1892.
Average of 8 regular seasons, 1885 through 1892. Figures come from ESPN's box scores and were last read on September 21, 2026.