Roberto Osuna career ERA
2.74Career Regular Season
Roberto Osuna has a career ERA of 2.74.
- Best season on file: 2.08 in 2020.
Average of 6 regular seasons, 2015 through 2020. Figures come from ESPN's box scores and were last read on September 21, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2015 |  TOR | 68 | 1 | 6 | 2.58 | 69.2 | 75 | 16 | 0.92 | 20 |
| 2016 | TOR | 72 | 4 | 3 | 2.68 | 74.0 | 82 | 14 | 0.93 | 36 |
| 2017 | TOR | 66 | 3 | 4 | 3.38 | 64.0 | 83 | 9 | 0.86 | 39 |
| 2018 |  TOR/HOU | 2 | 2 | 2 | 2.37 | 38.0 | 32 | 4 | 0.97 | 21 |
| 2019 | HOU | 66 | 4 | 3 | 2.63 | 65.0 | 73 | 12 | 0.88 | 38 |
| 2020 | HOU | 4 | 0 | 0 | 2.08 | 4.1 | 3 | 0 | 0.69 | 1 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV