Tom Johnson career ERA
3.39Career Regular Season
Tom Johnson has a career ERA of 3.39 over 5 regular seasons.
- Best season on file: 0.00 in 1974.
- Most recent: 5.51 in 1978.
Average of 5 regular seasons, 1974 through 1978. Figures come from ESPN's box scores and were last read on October 25, 2026.