John Morlan career ERA
4.16Career Regular Season
John Morlan has a career ERA of 4.16 over 2 regular seasons.
- Best season on file: 3.95 in 1973.
- Most recent: 4.29 in 1974.
Average of 2 regular seasons, 1973 through 1974. Figures come from ESPN's box scores and were last read on October 30, 2026.