Mark Williamson
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1989-04-06 | BAL | vs. BOS | W, 6-4 | 1.0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | RP, SV |
| 1989-04-11 | BAL | @ KCR | L, 6-5 | 1.0 | 2 | 0 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 2 | 0 | RP |
| 1989-04-12 | BAL | @ KCR | W, 5-4 | 5.0 | 0 | 0 | 0 | 0 | 2 | 14 | 0 | 0 | 0 | 6 | 6 | RP |
| 1989-04-17 | BAL | @ BOS | L, 6-4 | 0.0 | 0 | 1 | 1 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | RP |
| 1989-04-18 | BAL | vs. KCR | L, 7-4 | 2.0 | 4 | 3 | 3 | 1 | 1 | 11 | 1 | 0 | 0 | 2 | 2 | RP, L |
| 1989-04-19 | BAL | vs. KCR | W, 6-5 | 1.0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 3 | RP, SV |
| 1989-04-20 | BAL | vs. KCR | W, 2-0 | 0.2 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | RP, SV |
| 1989-04-25 | BAL | @ CAL | W, 8-1 | 1.0 | 1 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 1 | 1 | RP |
| 1989-04-27 | BAL | @ OAK | L, 9-4 | 0.1 | 7 | 5 | 5 | 0 | 0 | 8 | 1 | 1 | 1 | 1 | 0 | RP |
| 1989-04-30 | BAL | @ SEA | W, 4-3 | 2.0 | 1 | 0 | 0 | 0 | 1 | 7 | 0 | 0 | 0 | 1 | 4 | RP, SV |
| 1989-05-03 | BAL | vs. CAL | L, 2-0 | 1.0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 1 | RP |
| 1989-05-06 | BAL | vs. SEA | L, 6-5 | 0.2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | RP |
| 1989-05-08 | BAL | vs. OAK | L, 6-1 | 2.0 | 3 | 2 | 2 | 1 | 1 | 10 | 1 | 0 | 0 | 2 | 2 | RP |
| 1989-05-13 | BAL | vs. CHW | L, 8-2 | 2.0 | 2 | 0 | 0 | 0 | 2 | 8 | 2 | 0 | 0 | 2 | 2 | RP |
| 1989-05-14 | BAL | vs. CHW | L, 8-5 | 1.1 | 3 | 2 | 2 | 2 | 0 | 9 | 1 | 0 | 1 | 2 | 1 | RP, L |
| 1989-05-17 | BAL | @ TEX | W, 8-2 | 2.0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 5 | 1 | RP |
| 1989-05-18 | BAL | vs. CLE | W, 3-2 | 0.2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | RP, W |
| 1989-05-21 | BAL | vs. CLE | L, 2-0 | 3.0 | 2 | 0 | 0 | 0 | 5 | 11 | 1 | 0 | 0 | 3 | 1 | RP |
| 1989-05-24 | BAL | @ CHW | W, 8-0 | 3.0 | 1 | 0 | 0 | 0 | 1 | 10 | 0 | 0 | 0 | 3 | 5 | RP, SV |
| 1989-05-28 | BAL | @ CLE | L, 1-0 | 0.2 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | RP |
| 1989-05-30 | BAL | vs. TEX | W, 6-2 | 3.1 | 2 | 0 | 0 | 1 | 1 | 11 | 1 | 0 | 0 | 4 | 2 | RP, W |
| 1989-05-31 | BAL | vs. TEX | W, 8-5 | 2.1 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 0 | 0 | 2 | 4 | RP, W |
| 1989-06-04 | BAL | @ DET | W, 7-4 | 3.0 | 3 | 3 | 3 | 1 | 2 | 13 | 0 | 0 | 1 | 4 | 3 | RP, SV |
| 1989-06-09 | BAL | vs. MIL | W, 7-1 | 3.2 | 2 | 0 | 0 | 0 | 1 | 12 | 0 | 0 | 0 | 5 | 4 | RP, W |
| 1989-06-11 | BAL | vs. MIL | L, 3-1 | 1.2 | 1 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 0 | 2 | 1 | RP |
| 1989-06-13 | BAL | vs. NYY | W, 5-2 | 1.0 | 4 | 1 | 1 | 0 | 0 | 7 | 0 | 0 | 0 | 1 | 2 | RP |
| 1989-06-14 | BAL | vs. NYY | L, 2-1 | 0.2 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | RP |
| 1989-06-16 | BAL | vs. OAK | L, 7-5 | 2.1 | 1 | 0 | 0 | 0 | 1 | 8 | 0 | 0 | 0 | 3 | 3 | RP |
| 1989-06-17 | BAL | vs. OAK | W, 4-2 | 1.1 | 1 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 0 | 1 | 3 | RP |
| 1989-06-20 | BAL | @ SEA | W, 8-6 | 2.1 | 1 | 0 | 0 | 0 | 1 | 8 | 0 | 0 | 0 | 2 | 4 | RP |
| 1989-06-22 | BAL | @ CAL | W, 6-5 | 1.2 | 4 | 1 | 1 | 1 | 2 | 10 | 2 | 0 | 0 | 1 | 1 | RP, W |
| 1989-07-01 | BAL | vs. DET | W, 8-1 | 0.2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | RP |
| 1989-07-02 | BAL | vs. DET | L, 7-3 | 3.1 | 2 | 2 | 2 | 1 | 3 | 13 | 1 | 0 | 0 | 5 | 1 | RP |
| 1989-07-04 | BAL | @ TOR | W, 8-0 | 2.2 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 5 | 2 | RP, SV |
| 1989-07-07 | BAL | @ MIL | L, 6-4 | 2.0 | 1 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 1 | 5 | RP |
| 1989-07-08 | BAL | @ MIL | W, 5-2 | 1.2 | 2 | 0 | 0 | 0 | 0 | 7 | 1 | 0 | 0 | 0 | 5 | RP |
| 1989-07-14 | BAL | vs. CAL | W, 6-4 | 2.0 | 2 | 1 | 1 | 3 | 3 | 12 | 0 | 0 | 0 | 0 | 3 | RP |
| 1989-07-15 | BAL | vs. CAL | W, 11-9 | 2.0 | 5 | 2 | 2 | 1 | 0 | 12 | 1 | 0 | 0 | 2 | 4 | RP, W |
| 1989-07-17 | BAL | vs. SEA | W, 8-4 | 0.2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | RP |
| 1989-07-20 | BAL | @ OAK | L, 5-2 | 2.0 | 2 | 1 | 1 | 1 | 0 | 8 | 0 | 0 | 0 | 4 | 1 | RP |
| 1989-07-21 | BAL | @ OAK | L, 3-2 | 0.0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | RP |
| 1989-07-26 | BAL | @ MIN | L, 5-4 | 0.1 | 3 | 1 | 1 | 1 | 0 | 5 | 0 | 0 | 0 | 0 | 1 | RP, L |
| 1989-07-28 | BAL | @ KCR | W, 4-3 | 3.0 | 3 | 0 | 0 | 3 | 1 | 14 | 1 | 0 | 0 | 1 | 5 | RP, W |
| 1989-08-01 | BAL | @ BOS | L, 6-2 | 1.1 | 3 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 4 | RP |
| 1989-08-02 | BAL | @ BOS | W, 9-8 | 2.0 | 3 | 2 | 2 | 0 | 1 | 8 | 0 | 0 | 1 | 3 | 1 | RP, W |
| 1989-08-06 | BAL | vs. TEX | W, 3-2 | 1.2 | 1 | 0 | 0 | 0 | 0 | 6 | 1 | 0 | 0 | 2 | 2 | RP, W |
| 1989-08-07 | BAL | vs. MIN | L, 4-2 | 1.0 | 0 | 0 | 0 | 1 | 2 | 4 | 0 | 0 | 0 | 0 | 1 | RP |
| 1989-08-11 | BAL | vs. BOS | L, 6-4 | 2.2 | 3 | 0 | 0 | 1 | 2 | 11 | 0 | 0 | 0 | 2 | 3 | RP |
| 1989-08-12 | BAL | vs. BOS | L, 10-8 | 0.1 | 1 | 0 | 0 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | RP |
| 1989-08-17 | BAL | vs. TOR | W, 11-6 | 1.2 | 3 | 2 | 2 | 1 | 1 | 9 | 0 | 0 | 0 | 2 | 2 | RP |
| 1989-08-19 | BAL | vs. TOR | L, 5-1 | 1.1 | 2 | 0 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 2 | 0 | RP |
| 1989-08-24 | BAL | @ NYY | L, 5-1 | 0.1 | 2 | 1 | 1 | 1 | 0 | 4 | 0 | 0 | 0 | 0 | 1 | RP |
| 1989-08-26 | BAL | @ NYY | W, 6-4 | 1.0 | 0 | 0 | 0 | 1 | 1 | 4 | 0 | 0 | 0 | 1 | 0 | RP |
| 1989-09-02 | BAL | @ CHW | W, 2-1 | 1.0 | 2 | 1 | 1 | 0 | 0 | 5 | 0 | 1 | 0 | 1 | 2 | RP |
| 1989-09-04 | BAL | vs. CLE | W, 5-4 | 1.1 | 1 | 0 | 0 | 1 | 0 | 6 | 0 | 0 | 0 | 1 | 3 | RP, W |
| 1989-09-07 | BAL | @ TEX | W, 8-3 | 3.0 | 3 | 0 | 0 | 0 | 4 | 12 | 0 | 0 | 0 | 3 | 2 | RP, SV |
| 1989-09-09 | BAL | @ TEX | W, 4-2 | 1.0 | 1 | 0 | 0 | 1 | 1 | 5 | 1 | 0 | 0 | 2 | 0 | RP |
| 1989-09-11 | BAL | vs. CHW | W, 6-3 | 1.2 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 3 | 2 | RP |
| 1989-09-16 | BAL | vs. KCR | W, 7-5 | 1.1 | 2 | 2 | 2 | 1 | 3 | 7 | 0 | 0 | 0 | 0 | 1 | RP |
| 1989-09-19 | BAL | vs. DET | W, 6-2 | 3.1 | 0 | 0 | 0 | 0 | 2 | 10 | 0 | 0 | 0 | 4 | 4 | RP, SV |
| 1989-09-22 | BAL | vs. NYY | L, 5-4 | 2.0 | 1 | 0 | 0 | 1 | 2 | 9 | 0 | 0 | 0 | 1 | 3 | RP |
| 1989-09-25 | BAL | @ MIL | W, 5-3 | 1.2 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 1 | 3 | RP |
| 1989-09-27 | BAL | @ MIL | W, 4-0 | 2.0 | 1 | 0 | 0 | 0 | 1 | 7 | 0 | 0 | 0 | 3 | 2 | RP |
| 1989-09-29 | BAL | @ TOR | L, 2-1 | 0.2 | 2 | 1 | 1 | 1 | 0 | 5 | 0 | 0 | 0 | 1 | 1 | RP, L |
| 1989-09-30 | BAL | @ TOR | L, 4-3 | 1.0 | 2 | 1 | 1 | 0 | 0 | 5 | 0 | 0 | 0 | 1 | 1 | RP, L |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |