Baltimore Orioles Pitching Stats - 2013
DAY
| Pitching | ||||||||||||||||
| NAME | GP | GS | W | L | SV | HLD | IP | H | ER | HR | BB | SO | K/9 | P/GS | WHIP | ERA |
| Brian Matusz | 10 | 0 | 0 | 0 | 0 | 4 | 9.0 | 6 | 4 | 1 | 2 | 7 | 7.00 | 0.0 | 0.89 | 4.00 |
| Darren O'Day | 11 | 0 | 1 | 0 | 1 | 2 | 11.1 | 11 | 3 | 0 | 7 | 9 | 7.15 | 0.0 | 1.59 | 2.38 |
| Tommy Hunter | 6 | 0 | 1 | 0 | 0 | 1 | 9.0 | 5 | 1 | 1 | 3 | 5 | 5.00 | 0.0 | 0.89 | 1.00 |
| Pedro Strop | 10 | 0 | 0 | 1 | 0 | 1 | 7.1 | 4 | 2 | 0 | 7 | 9 | 11.05 | 0.0 | 1.50 | 2.45 |
| Jason Hammel | 5 | 5 | 3 | 1 | 0 | 0 | 30.2 | 31 | 17 | 5 | 11 | 19 | 5.58 | 174.0 | 1.37 | 4.99 |
| Chris Tillman | 2 | 2 | 1 | 1 | 0 | 0 | 12.0 | 12 | 5 | 2 | 3 | 11 | 8.25 | 461.5 | 1.25 | 3.75 |
| Miguel Gonzalez | 2 | 2 | 1 | 0 | 0 | 0 | 11.2 | 12 | 6 | 0 | 4 | 8 | 6.17 | 287.5 | 1.37 | 4.63 |
| Wei-Yin Chen | 2 | 2 | 1 | 1 | 0 | 0 | 11.1 | 10 | 3 | 1 | 2 | 6 | 4.76 | 363.5 | 1.06 | 2.38 |
| Freddy Garcia | 2 | 2 | 0 | 1 | 0 | 0 | 10.1 | 10 | 6 | 2 | 3 | 3 | 2.61 | 148.0 | 1.26 | 5.23 |
| Jake Arrieta | 2 | 2 | 0 | 1 | 0 | 0 | 9.0 | 9 | 10 | 0 | 7 | 11 | 11.00 | 182.5 | 1.78 | 10.00 |
| Jim Johnson | 8 | 0 | 0 | 2 | 6 | 0 | 7.1 | 8 | 6 | 1 | 4 | 2 | 2.45 | 0.0 | 1.64 | 7.36 |
| T.J. McFarland | 3 | 0 | 0 | 0 | 0 | 0 | 7.0 | 10 | 2 | 0 | 4 | 6 | 7.71 | 0.0 | 2.00 | 2.57 |
| Troy Patton | 7 | 0 | 0 | 0 | 0 | 0 | 6.2 | 8 | 3 | 1 | 3 | 5 | 6.75 | 0.0 | 1.65 | 4.05 |
| Josh Stinson | 1 | 1 | 0 | 0 | 0 | 0 | 5.2 | 5 | 5 | 4 | 1 | 3 | 4.76 | 76.0 | 1.06 | 7.94 |
| Jair Jurrjens | 1 | 1 | 0 | 0 | 0 | 0 | 5.0 | 6 | 4 | 1 | 1 | 5 | 9.00 | 75.0 | 1.40 | 7.20 |
| Luis Ayala† | 1 | 0 | 1 | 0 | 0 | 0 | 1.2 | 2 | 0 | 0 | 0 | 1 | 5.40 | 0.0 | 1.20 | 0.00 |
| Totals | 17 | 17 | 9 | 8 | 7 | 8 | 155.0 | 149 | 77 | 19 | 62 | 110 | 6.39 | 240.9 | 1.36 | 4.47 |
| Bold: Qualified for ERA title (1 inning pitched per team game) |
| † Midseason Trades: Luis Ayala (5 games Atl) |