Roy Mahaffey
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1930-04-21 | PHA | vs. WSH | L, 6-3 | 4.0 | 3 | 0 | 0 | 0 | 1 | 15 | 2 | 0 | 0 | 5 | 6 | RP |
| 1930-04-26 | PHA | @ WSH | L, 8-4 | 0.1 | 2 | 1 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 0 | RP |
| 1930-04-30 | PHA | @ BOS | L, 7-3 | 1.0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 2 | RP |
| 1930-05-11 | PHA | @ CLE | L, 25-7 | 3.1 | 8 | 11 | 4 | 5 | 1 | 24 | 3 | 0 | 0 | 5 | 3 | RP |
| 1930-05-16 | PHA | vs. WSH | L, 5-3 | 1.0 | 0 | 0 | 0 | 1 | 1 | 4 | 0 | 0 | 0 | 0 | 2 | RP |
| 1930-05-17 | PHA | @ WSH | L, 16-5 | 5.0 | 7 | 9 | 2 | 2 | 1 | 26 | 1 | 0 | 1 | 6 | 8 | RP |
| 1930-05-22 | PHA | vs. NYY | L, 10-1 | 5.0 | 4 | 2 | 2 | 1 | 3 | 21 | 1 | 0 | 1 | 4 | 8 | RP |
| 1930-05-25 | PHA | @ NYY | W, 10-3 | 9.0 | 7 | 3 | 3 | 3 | 2 | 36 | 0 | 0 | 2 | 13 | 11 | SP, W, CG |
| 1930-05-29 | PHA | vs. BOS | W, 2-1 | 9.0 | 5 | 1 | 1 | 2 | 1 | 33 | 1 | 0 | 0 | 12 | 13 | SP, W, CG |
| 1930-06-01 | PHA | @ WSH | W, 9-6 | 8.1 | 15 | 6 | 6 | 5 | 2 | 43 | 2 | 2 | 0 | 12 | 9 | SP, W |
| 1930-06-06 | PHA | @ SLB | W, 5-4 | 8.2 | 10 | 4 | 3 | 4 | 2 | 38 | 2 | 0 | 0 | 7 | 15 | SP, W |
| 1930-06-10 | PHA | @ CHW | L, 7-6 | 6.0 | 5 | 4 | 0 | 1 | 0 | 27 | 0 | 0 | 1 | 5 | 10 | SP |
| 1930-06-14 | PHA | @ DET | L, 11-2 | 0.1 | 5 | 4 | 4 | 0 | 0 | 6 | 2 | 0 | 0 | 0 | 1 | SP, L |
| 1930-06-18 | PHA | vs. CLE | W, 7-2 | 9.0 | 11 | 2 | 2 | 1 | 4 | 39 | 3 | 0 | 1 | 8 | 13 | SP, W, CG |
| 1930-06-23 | PHA | vs. CHW | W, 17-9 | 9.0 | 10 | 9 | 5 | 1 | 1 | 40 | 2 | 0 | 2 | 11 | 15 | SP, W, CG |
| 1930-06-27 | PHA | vs. SLB | W, 8-3 | 4.0 | 3 | 2 | 2 | 4 | 1 | 20 | 0 | 0 | 0 | 5 | 6 | SP |
| 1930-07-02 | PHA | vs. DET | L, 4-3 | 3.0 | 5 | 3 | 3 | 1 | 0 | 15 | 3 | 0 | 0 | 4 | 3 | SP, L |
| 1930-07-05 | PHA | @ BOS | W, 7-2 | 9.0 | 6 | 2 | 2 | 0 | 4 | 33 | 0 | 0 | 2 | 12 | 10 | SP, W, CG |
| 1930-07-09 | PHA | @ NYY | L, 12-6 | 4.0 | 7 | 5 | 4 | 1 | 2 | 19 | 2 | 0 | 0 | 4 | 4 | SP, L |
| 1930-07-13 | PHA | @ SLB | W, 12-1 | 9.0 | 8 | 1 | 1 | 1 | 2 | 35 | 0 | 0 | 0 | 7 | 17 | SP, W, CG |
| 1930-07-17 | PHA | @ CHW | W, 12-8 | 2.0 | 6 | 2 | 2 | 0 | 0 | 10 | 2 | 0 | 0 | 4 | 0 | SP |
| 1930-07-19 | PHA | @ CHW | L, 10-9 | 3.1 | 5 | 6 | 6 | 3 | 0 | 18 | 3 | 0 | 0 | 5 | 5 | SP, L |
| 1930-07-24 | PHA | @ CLE | W, 8-6 | 5.0 | 6 | 5 | 5 | 1 | 0 | 22 | 1 | 0 | 1 | 7 | 8 | SP |
| 1930-07-27 | PHA | @ CLE | L, 7-4 | 0.2 | 2 | 1 | 1 | 2 | 0 | 5 | 0 | 0 | 0 | 1 | 0 | RP |
| 1930-07-29 | PHA | vs. NYY | L, 12-3 | 3.0 | 5 | 5 | 5 | 2 | 0 | 17 | 1 | 1 | 1 | 4 | 5 | RP |
| 1930-08-02 | PHA | vs. BOS | W, 8-7 | 3.1 | 3 | 0 | 0 | 1 | 2 | 14 | 2 | 0 | 0 | 3 | 5 | RP |
| 1930-08-05 | PHA | vs. BOS | L, 4-3 | 8.1 | 12 | 4 | 3 | 2 | 2 | 40 | 2 | 2 | 1 | 12 | 10 | SP, L |
| 1930-08-11 | PHA | vs. CHW | L, 8-3 | 4.0 | 6 | 2 | 2 | 1 | 2 | 18 | 1 | 0 | 0 | 3 | 4 | RP |
| 1930-08-14 | PHA | vs. CLE | L, 15-0 | 1.2 | 7 | 6 | 6 | 1 | 0 | 13 | 1 | 0 | 1 | 0 | 5 | RP |
| 1930-08-22 | PHA | vs. DET | L, 7-1 | 1.0 | 1 | 0 | 0 | 1 | 0 | 5 | 0 | 0 | 0 | 1 | 2 | RP |
| 1930-09-01 | PHA | @ NYY | W, 3-2 | 7.2 | 5 | 1 | 1 | 2 | 2 | 29 | 1 | 0 | 0 | 6 | 14 | RP, W |
| 1930-09-04 | PHA | vs. BOS | W, 8-7 | 2.0 | 2 | 1 | 1 | 1 | 1 | 10 | 1 | 0 | 0 | 2 | 3 | RP |
| 1930-09-18 | PHA | @ CHW | W, 14-10 | 2.2 | 5 | 5 | 4 | 1 | 2 | 14 | 1 | 1 | 1 | 4 | 1 | RP |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |