Ken Johnson career ERA
3.46Career Regular Season
Ken Johnson has a career ERA of 3.46 over 13 regular seasons.
- Best season on file: 2.65 in 1963.
- Most recent: 7.50 in 1970.
Figures come from ESPN's box scores and were last read on September 22, 2026.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1958 |  ATH | 2 | 0 | 0 | 27.00 | 2.1 | 1 | 3 | 3.86 | 0 |
| 1959 | ATH | 2 | 1 | 1 | 4.09 | 11.0 | 8 | 5 | 1.45 | 0 |
| 1960 | ATH | 42 | 5 | 10 | 4.26 | 120.1 | 83 | 45 | 1.37 | 3 |
| 1961 |  ATH/CIN | 21 | 6 | 6 | 4.00 | 92.1 | 46 | 29 | 1.20 | 1 |
| 1962 |  HOU | 33 | 7 | 16 | 3.84 | 197.0 | 178 | 46 | 1.22 | 0 |
| 1963 | HOU | 37 | 11 | 17 | 2.65 | 224.0 | 148 | 50 | 1.13 | 1 |
| 1964 | HOU | 35 | 11 | 16 | 3.63 | 218.0 | 117 | 44 | 1.16 | 0 |
| 1965 |  HOU/ATL | 37 | 16 | 10 | 3.42 | 231.1 | 151 | 48 | 1.15 | 2 |
| 1966 | ATL | 32 | 14 | 8 | 3.30 | 215.2 | 105 | 46 | 1.20 | 0 |
| 1967 | ATL | 29 | 13 | 9 | 2.74 | 210.1 | 85 | 38 | 1.09 | 0 |
| 1968 | ATL | 31 | 5 | 8 | 3.47 | 135.0 | 57 | 25 | 1.26 | 0 |
| 1969 |  ATL/NYY/CHC | 30 | 2 | 5 | 3.89 | 74.0 | 59 | 33 | 1.36 | 2 |
| 1970 |  WSH | 3 | 0 | 0 | 7.50 | 6.0 | 4 | 1 | 1.67 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV