George O'Donnell
| Rk | Date | RSLT | INN | DEC | DR | IP | H | R | ER | BB | SO | HR | HBP | ERA | BF | Entered | Exited | ||
| 1 | Apr 22 | PITvNY1 | L,2-13 | GS-5 | L(0-1) | -1 | 4.0 | 11 | 8 | 8 | 1 | 1 | 2 | 0.00 | 16.61538 | 25 | 1t Start tie | 5t --- 1 out b7 | |
| 2 | May 1 | PIT@STL | W,16-11 | GS-4 | 8 | 3.0 | 8 | 8 | 8 | 1 | 3 | 0 | 0.00 | 18 | 20 | 1b Start tie | 4b -1- 2 out b4 | ||
| 3 | May 6 | PIT@MIL | W,12-2 | GS-7 | W(1-1) | 4 | 7.0 | 7 | 1 | 1 | 0 | 1 | 0 | 0.00 | 10.2 | 28 | 1b Start a2 | 7b 3 Out a3 | |
| 4 | May 12 | PITvSTL | L,1-2 | GS-9 | L(1-2) | 5 | 8.0 | 7 | 2 | 2 | 3 | 1 | 0 | 0.00 | 7.328571 | 31 | 1t Start tie | 9t 1-1 1 out b1 | |
| 5 | May 16 | PITvCHN | W,4-3 | 8-9 | 0 | 2.0 | 2 | 0 | 0 | 0 | 1 | 0 | 0.00 | 6.75 | 7 | 8t Start tie | 9t 3 Out tie | ||
| 6 | May 17 | PITvCHN | L,0-3 | 4-7 | 0 | 4.0 | 3 | 0 | 0 | 0 | 0 | 0 | 0.00 | 5.829545 | 15 | 4t Start b1 | 7t 3 Out b1 | ||
| 7 | May 20 | PITvSTL | L,5-12 | 4-5 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 5.576087 | 4 | 4t 1-1 1 out b10 | 5t --- 2 out b11 | ||
| 8 | May 23 | PIT@BRO | L,6-14 | GS-5 | L(1-3) | 2 | 4.0 | 5 | 5 | 3 | 3 | 1 | 0 | 0.00 | 5.657143 | 24 | 1b Start tie | 5b -1- 1 out b3 | |
| 9 | May 29 | PITvPHI | L,4-7 | GS-8 | 5 | 7.0 | 7 | 2 | 0 | 2 | 1 | 0 | 0.00 | 4.677166 | 30 | 1t Start tie | 8t 1-- 1 out a2 | ||
| 10 | Jun 5 | PIT@MIL | W,3-0 | GS-8 | W(2-3) | 6 | 7.0 | 7 | 0 | 0 | 2 | 1 | 0 | 0.00 | 4.013514 | 29 | 1b Start tie | 8b 1-- 0 out a2 | |
| 11 | Jun 8 | PIT@CIN | W,8-1 | GS-9 | W(3-3) | 2 | 8.0 | 8 | 1 | 1 | 1 | 4 | 1 | 0.00 | 3.610465 | 32 | 1b Start a1 | 9b 1-- 0 out a7 | |
| 12 | Jun 13 | PIT@STL | L,2-5 | GS-5 | L(3-4) | 4 | 4.0 | 10 | 5 | 5 | 2 | 0 | 1 | 0.00 | 4.064516 | 25 | 1b Start tie | 5b 1-1 2 out b5 | |
| 13 | Jul 4 | PITvNY1 | L,6-17 | 8-9 | 0 | 2.0 | 3 | 2 | 2 | 0 | 0 | 1 | 0.00 | 4.21875 | 10 | 8t Start b11 | 9t End b11 | ||
| 14 | Jul 5 | PITvBRO | L,6-13 | 8-9 | 0 | 1.0 | 3 | 1 | 1 | 1 | 1 | 0 | 0.00 | 4.270408 | 8 | 8t 1-1 2 out b8 | 9t End b7 | ||
| 15 | Jul 15 | PIT@CHN | L,0-11 | GS-7 | L(3-5) | 9 | 6.0 | 8 | 4 | 4 | 3 | 0 | 0 | 2.00 | 4.415888 | 29 | 1b Start tie | 7b -1- 0 out b3 | |
| 16 | Jul 22 | PIT@STL | L,4-8 | 6 | L(3-6) | 0 | 1.0 | 4 | 3 | 3 | 2 | 0 | 0 | 0.00 | 4.72811 | 8 | 6b Start tie | 6b 3 Out b3 | |
| 17 | Jul 24 | PIT@CIN | L,0-2 | 8-9 | 0 | 1.0 | 3 | 1 | 1 | 0 | 1 | 0 | 0.00 | 4.786364 | 6 | 8b Start b1 | 9b End b2 | ||
| 18 | Jul 25 | PIT@CIN | W,7-5 | 9 | S(1) | 0 | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 4.764706 | 1 | 9b 1-1 2 out a2 | 9b End a2 | |
| 19 | Jul 26 | PITvMIL | L,2-8 | 7 | 0 | 0.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0.00 | 4.743243 | 2 | 7t 1-1 2 out b5 | 7t End b6 | ||
| 20 | Jul 31 | PITvCHN | W,5-2 | 7-8 | H(1) | 0 | 2.0 | 3 | 0 | 0 | 0 | 0 | 0 | 0.00 | 4.618421 | 9 | 7t 1-- 0 out a2 | 8t 3 Out a3 | |
| 21 | Aug 1 | PITvCHN | W,5-3 | 9 | S(2) | 0 | 1.0 | 2 | 0 | 0 | 0 | 0 | 0 | 0.00 | 4.558442 | 5 | 9t Start a2 | 9t End a2 |