Rollie Naylor career ERA
3.93Career Regular Season
Rollie Naylor has a career ERA of 3.93 over 7 regular seasons.
- Best season on file: 1.64 in 1917.
- Most recent: 6.34 in 1924.
Average of 7 regular seasons, 1917 through 1924. 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1917 |  ATH | 5 | 2 | 2 | 1.64 | 33.0 | 11 | 11 | 1.24 | 0 |
| 1919 | ATH | 31 | 5 | 18 | 3.34 | 204.2 | 68 | 64 | 1.34 | 0 |
| 1920 | ATH | 42 | 10 | 23 | 3.47 | 251.1 | 90 | 86 | 1.56 | 0 |
| 1921 | ATH | 32 | 3 | 13 | 4.84 | 169.1 | 39 | 55 | 1.59 | 0 |
| 1922 | ATH | 35 | 10 | 15 | 4.73 | 171.1 | 37 | 51 | 1.54 | 0 |
| 1923 | ATH | 26 | 12 | 7 | 3.46 | 143.0 | 27 | 59 | 1.45 | 0 |
| 1924 | ATH | 10 | 0 | 5 | 6.34 | 38.1 | 10 | 20 | 1.90 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV