Oliver Perez career ERA
4.37Career Regular Season
Oliver Perez has a career ERA of 4.37 over 20 regular seasons.
- Best season on file: 0.00 in 2021.
- Most recent: 15.75 in 2022.
Average of 20 regular seasons, 2002 through 2022. 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2002 |  SD | 16 | 4 | 5 | 3.50 | 90.0 | 94 | 48 | 1.32 | 0 |
| 2003 |  SD/PIT | 24 | 4 | 10 | 5.47 | 126.2 | 141 | 77 | 1.63 | 0 |
| 2004 | PIT | 30 | 12 | 10 | 2.98 | 196.0 | 239 | 81 | 1.15 | 0 |
| 2005 | PIT | 20 | 7 | 5 | 5.85 | 103.0 | 97 | 70 | 1.67 | 0 |
| 2006 |  PIT/NYM | 22 | 3 | 13 | 6.55 | 112.2 | 102 | 68 | 1.75 | 0 |
| 2007 | NYM | 29 | 15 | 10 | 3.56 | 177.0 | 174 | 79 | 1.31 | 0 |
| 2008 | NYM | 34 | 10 | 7 | 4.22 | 194.0 | 180 | 105 | 1.40 | 0 |
| 2009 | NYM | 14 | 3 | 4 | 6.82 | 66.0 | 62 | 58 | 1.92 | 0 |
| 2010 | NYM | 17 | 0 | 5 | 6.80 | 46.1 | 37 | 42 | 2.07 | 0 |
| 2012 |  SEA | 33 | 1 | 3 | 2.12 | 29.2 | 24 | 10 | 1.25 | 0 |
| 2013 | SEA | 61 | 3 | 3 | 3.74 | 53.0 | 74 | 26 | 1.43 | 2 |
| 2014 |  ARI | 68 | 3 | 4 | 2.91 | 58.2 | 76 | 24 | 1.26 | 0 |
| 2015 |  ARI/HOU | 70 | 2 | 4 | 4.17 | 41.0 | 51 | 15 | 1.32 | 0 |
| 2016 |  WSH | 64 | 2 | 3 | 4.95 | 40.0 | 46 | 20 | 1.45 | 0 |
| 2017 | WSH | 50 | 0 | 0 | 4.64 | 33.0 | 39 | 12 | 1.33 | 1 |
| 2018 |  CLE | 51 | 1 | 1 | 1.39 | 32.1 | 43 | 7 | 0.74 | 0 |
| 2019 | CLE | 67 | 2 | 4 | 3.98 | 40.2 | 48 | 12 | 1.23 | 1 |
| 2020 | CLE | 21 | 1 | 1 | 2.00 | 18.0 | 14 | 6 | 1.06 | 1 |
| 2021 | CLE | 5 | 0 | 1 | 0.00 | 3.2 | 4 | 1 | 1.64 | 0 |
| 2022 | ARI | 7 | 1 | 1 | 15.75 | 4.0 | 1 | 1 | 2.25 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV