Sonny Siebert
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1971-04-08 | BOS | @ CLE | L, 3-2 | 7.0 | 5 | 1 | 1 | 1 | 6 | 27 | 1 | 0 | 0 | 7 | 8 | SP |
| 1971-04-13 | BOS | @ WSA | W, 5-3 | 8.1 | 5 | 3 | 0 | 1 | 3 | 32 | 2 | 0 | 0 | 9 | 10 | SP, W |
| 1971-04-18 | BOS | @ DET | W, 1-0 | 9.0 | 5 | 0 | 0 | 2 | 5 | 33 | 0 | 0 | 0 | 10 | 11 | SP, W, CG, SHO |
| 1971-04-23 | BOS | vs. CHW | W, 7-1 | 9.0 | 11 | 1 | 1 | 0 | 5 | 36 | 0 | 0 | 0 | 8 | 9 | SP, W, CG |
| 1971-04-28 | BOS | vs. MIL | W, 10-3 | 5.2 | 9 | 3 | 3 | 1 | 4 | 26 | 2 | 0 | 0 | 7 | 5 | SP, W |
| 1971-05-02 | BOS | vs. MIN | W, 9-8 | 6.1 | 8 | 6 | 5 | 2 | 4 | 29 | 4 | 0 | 0 | 6 | 8 | SP |
| 1971-05-08 | BOS | @ MIL | W, 4-2 | 7.0 | 5 | 1 | 1 | 2 | 7 | 27 | 1 | 0 | 0 | 2 | 10 | SP, W |
| 1971-05-14 | BOS | vs. BAL | W, 2-0 | 9.0 | 8 | 0 | 0 | 2 | 7 | 36 | 2 | 0 | 0 | 10 | 9 | SP, W, CG, SHO |
| 1971-05-19 | BOS | vs. NYY | W, 7-2 | 8.0 | 8 | 2 | 2 | 4 | 3 | 36 | 0 | 0 | 0 | 8 | 12 | SP, W |
| 1971-05-23 | BOS | @ BAL | W, 2-1 | 8.1 | 5 | 1 | 1 | 3 | 2 | 32 | 2 | 0 | 0 | 13 | 8 | SP, W |
| 1971-05-28 | BOS | vs. OAK | W, 4-3 | 8.2 | 6 | 3 | 3 | 1 | 6 | 33 | 1 | 0 | 3 | 9 | 11 | SP, W |
| 1971-06-02 | BOS | @ NYY | L, 6-1 | 5.0 | 5 | 4 | 3 | 4 | 3 | 25 | 2 | 0 | 1 | 5 | 6 | SP, L |
| 1971-06-06 | BOS | vs. CAL | L, 5-2 | 6.1 | 6 | 4 | 4 | 1 | 1 | 27 | 0 | 1 | 1 | 10 | 8 | SP, L |
| 1971-06-13 | BOS | @ KCR | L, 4-3 | 5.1 | 7 | 4 | 4 | 4 | 5 | 26 | 1 | 0 | 0 | 5 | 5 | SP, L |
| 1971-06-18 | BOS | @ WSA | L, 8-5 | 4.0 | 8 | 6 | 6 | 2 | 4 | 22 | 2 | 0 | 1 | 4 | 4 | SP, L |
| 1971-06-22 | BOS | vs. CLE | W, 2-0 | 9.0 | 6 | 0 | 0 | 2 | 6 | 35 | 1 | 0 | 0 | 9 | 12 | SP, W, CG, SHO |
| 1971-06-26 | BOS | vs. BAL | W, 10-2 | 9.0 | 6 | 2 | 2 | 5 | 5 | 38 | 0 | 0 | 1 | 9 | 13 | SP, W, CG |
| 1971-07-01 | BOS | @ DET | W, 8-7 | 5.0 | 9 | 5 | 5 | 1 | 3 | 26 | 4 | 0 | 0 | 9 | 3 | SP |
| 1971-07-06 | BOS | @ CLE | W, 3-2 | 6.0 | 8 | 2 | 2 | 2 | 4 | 28 | 0 | 0 | 1 | 5 | 4 | SP, W |
| 1971-07-10 | BOS | @ NYY | L, 5-3 | 7.0 | 6 | 3 | 3 | 1 | 2 | 28 | 0 | 0 | 2 | 9 | 9 | SP |
| 1971-07-16 | BOS | vs. MIN | W, 9-4 | 9.0 | 8 | 4 | 4 | 0 | 4 | 36 | 3 | 0 | 2 | 14 | 8 | SP, W, CG |
| 1971-07-21 | BOS | vs. CHW | W, 6-1 | 9.0 | 6 | 1 | 1 | 4 | 1 | 34 | 0 | 0 | 1 | 11 | 12 | SP, W, CG |
| 1971-07-26 | BOS | @ MIN | L, 2-1 | 8.2 | 5 | 2 | 2 | 5 | 3 | 36 | 0 | 1 | 1 | 7 | 15 | SP, L, CG |
| 1971-07-30 | BOS | @ CHW | L, 5-1 | 4.0 | 8 | 5 | 5 | 1 | 2 | 21 | 1 | 0 | 1 | 6 | 4 | SP, L |
| 1971-08-07 | BOS | vs. DET | L, 12-8 | 5.0 | 4 | 4 | 4 | 4 | 4 | 24 | 0 | 1 | 2 | 5 | 6 | SP, L |
| 1971-08-11 | BOS | vs. OAK | L, 5-3 | 8.0 | 9 | 3 | 3 | 1 | 7 | 32 | 0 | 0 | 1 | 8 | 7 | SP |
| 1971-08-16 | BOS | vs. CAL | W, 6-5 | 7.1 | 6 | 4 | 2 | 1 | 4 | 30 | 0 | 0 | 0 | 12 | 5 | SP |
| 1971-08-22 | BOS | @ OAK | L, 2-1 | 8.2 | 5 | 2 | 2 | 1 | 4 | 30 | 0 | 0 | 2 | 7 | 12 | SP, L, CG |
| 1971-08-27 | BOS | @ CAL | L, 1-0 | 8.0 | 7 | 1 | 1 | 0 | 1 | 30 | 0 | 0 | 0 | 9 | 9 | SP, L, CG |
| 1971-09-02 | BOS | vs. BAL | W, 3-0 | 9.0 | 3 | 0 | 0 | 2 | 7 | 32 | 1 | 0 | 0 | 6 | 14 | SP, W, CG, SHO |
| 1971-09-07 | BOS | @ NYY | W, 9-3 | 9.0 | 11 | 3 | 3 | 0 | 3 | 38 | 0 | 1 | 0 | 11 | 13 | SP, W, CG |
| 1971-09-13 | BOS | vs. NYY | L, 4-0 | 6.2 | 12 | 4 | 3 | 0 | 6 | 31 | 1 | 0 | 0 | 9 | 3 | SP, L |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |