Roy Halladay ERA in 2012
4.492012 Regular Season
Roy Halladay posted a 4.49 ERA in the 2012 regular season.
| 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. | H: Times the batter reached base by hitting the ball, without help from an error. | R: Runs — scored by the batter, or allowed by the pitcher. | ER: Earned runs allowed — runs that scored without help from an error. | BB: Times the batter reached first base on four balls. | K: Batters this pitcher struck out. | HR: Home runs hit. | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 29, 2012 |  @ MIA | W 9-5 | 4.49 | 5.0 | 6 | 4 | 4 | 3 | 7 | 1 |
| Sep 22, 2012 |  vs ATL | L 8-2 | 4.40 | 1.2 | 5 | 7 | 7 | 3 | 3 | 1 |
| Sep 16, 2012 |  @ HOU | L 7-6 | 4.03 | 6.0 | 6 | 3 | 3 | 2 | 7 | 2 |
| Sep 11, 2012 | vs MIA | W 9-7 | 4.01 | 6.1 | 7 | 5 | 5 | 3 | 6 | 1 |
| Sep 5, 2012 |  @ CIN | W 6-2 | 3.87 | 7.1 | 8 | 1 | 1 | 1 | 5 | 0 |
| Aug 31, 2012 | @ ATL | W 8-5 F/10 | 4.02 | 4.2 | 7 | 4 | 4 | 4 | 3 | 2 |
| Aug 25, 2012 |  vs WSH | W 4-2 | 3.88 | 7.0 | 7 | 2 | 2 | 1 | 6 | 0 |
| Aug 20, 2012 | vs CIN | W 12-5 | 3.95 | 7.0 | 10 | 5 | 5 | 1 | 3 | 0 |
| Aug 15, 2012 | @ MIA | L 9-2 | 3.80 | 7.0 | 6 | 3 | 3 | 1 | 7 | 1 |
| Aug 10, 2012 |  vs STL | W 3-1 | 3.80 | 8.0 | 2 | 1 | 1 | 0 | 8 | 1 |
| Aug 4, 2012 |  vs ARI | W 3-0 | 4.02 | 7.0 | 3 | 0 | 0 | 1 | 5 | 0 |
| Jul 29, 2012 | @ ATL | L 6-2 | 4.33 | 6.0 | 6 | 3 | 3 | 1 | 7 | 2 |
| Jul 23, 2012 |  vs MIL | W 7-6 | 4.32 | 6.0 | 8 | 6 | 6 | 1 | 3 | 1 |
| Jul 17, 2012 |  @ LAD | W 3-2 | 3.96 | 5.0 | 5 | 2 | 2 | 0 | 6 | 0 |
| May 27, 2012 | @ STL | L 8-3 | 3.98 | 2.0 | 4 | 4 | 4 | 1 | 0 | 1 |
| May 22, 2012 | vs WSH | L 5-2 | 3.58 | 6.0 | 9 | 5 | 5 | 1 | 6 | 2 |
| May 17, 2012 |  @ CHC | W 8-7 | 3.22 | 8.0 | 7 | 3 | 3 | 0 | 4 | 2 |
| May 12, 2012 |  vs SD | L 2-1 | 3.20 | 7.0 | 7 | 2 | 2 | 1 | 10 | 0 |
| May 7, 2012 |  vs NYM | L 5-2 | 3.28 | 7.0 | 5 | 2 | 2 | 1 | 7 | 0 |
| May 2, 2012 | @ ATL | L 15-13 F/11 | 3.40 | 5.1 | 12 | 8 | 8 | 0 | 5 | 1 |
| Apr 27, 2012 | vs CHC | L 5-1 | 1.95 | 7.0 | 6 | 3 | 3 | 2 | 5 | 0 |
| Apr 21, 2012 | @ SD | L 5-1 | 1.50 | 7.0 | 5 | 2 | 2 | 4 | 5 | 0 |
| Apr 16, 2012 |  @ SF | W 5-2 | 1.17 | 8.0 | 7 | 2 | 2 | 3 | 6 | 0 |
| Apr 11, 2012 | vs MIA | W 7-1 | 0.60 | 7.0 | 5 | 1 | 1 | 1 | 3 | 0 |
| Apr 5, 2012 |  @ PIT | W 1-0 | 0.00 | 8.0 | 2 | 0 | 0 | 0 | 5 | 0 |
- 14th-best of Roy Halladay's 16 seasons on file; the best is 1.93 in 1998.
- Up 2.14 from 2.35 in 2011.
Figures come from ESPN's box scores and were last read on November 9, 2026.