Kaiser Wilhelm was 5-3 with an ERA of 3.24 and 20 strikeouts in 12 appearances in his rookie season in 1903.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | K. Wilhelm | 1903 |  PIT | 12 | 5 | 3 | .625 | 9 | 3.24 | 20 | 7 | 1 | 0 | 86.0 | 88 | 31 | 51 | 0 | 25 | 3 | 3 | 361 | 0 | 2.09 | 2.62 | 0.80 | 0.00 | 5.5 | 6.9 | 1.31 | .281 | 5.34 | 99 | 3.26 | 99 | 9.21 | 0.2 |
Games
| NAME | DATE | SEASON | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | | K. Wilhelm | 8/5/1903 | 1903 | PIT | @ |  CHC | 0 | 4 | 0 | 0 | 0 | 7.0 | 4 | 3 | 0 | 0 | 1 | 1 | 26 | 0 | ||||
| 2 | | K. Wilhelm | 7/25/1903 | 1903 | PIT | vs |  SLN | 0 | 2 | 0 | 0 | 0 | 6.0 | 7 | 6 | 0 | 3 | 0 | 1 | 27 | 0 | ||||
| 3 | | K. Wilhelm | 7/13/1903 | 1903 | PIT | vs |  BSN | L | 1 | 3 | 1 | 0 | 0 | 9.0 | 12 | 8 | 0 | 5 | 0 | 0 | 44 | 0 | |||
| 4 | | K. Wilhelm | 7/6/1903 | 1903 | PIT | vs |  PHN | W | 1 | 2 | 1 | 0 | 0 | 9.0 | 8 | 3 | 0 | 1 | 0 | 0 | 38 | 0 | |||
| 5 | | K. Wilhelm | 7/2/1903 | 1903 | PIT | @ |  BKN | W | 1 | 3 | 1 | 0 | 0 | 9.0 | 6 | 4 | 0 | 0 | 1 | 0 | 31 | 0 | |||
| 6 | | K. Wilhelm | 6/9/1903 | 1903 | PIT | vs | PHN | W | 1 | 0 | 1 | 0 | 0 | 9.0 | 8 | 3 | 0 | 6 | 0 | 0 | 38 | 0 | |||
| 7 | | K. Wilhelm | 6/4/1903 | 1903 | PIT | vs | BSN | W | 1 | 2 | 1 | 1 | 0 | 9.0 | 5 | 0 | 0 | 0 | 0 | 0 | 31 | 0 | |||
| 8 | | K. Wilhelm | 5/30/1903 | 1903 | PIT | vs |  CIN | ||||||||||||||||||
| 9 | | K. Wilhelm | 5/27/1903 | 1903 | PIT | @ | BSN | L | 1 | 2 | 1 | 0 | 0 | 8.0 | 8 | 7 | 0 | 5 | 0 | 0 | 37 | 0 | |||
| 10 | | K. Wilhelm | 5/9/1903 | 1903 | PIT | vs | CIN | 1 | 1 | 0 | 0 | 0 | 1.0 | 6 | 4 | 0 | 0 | 0 | 0 | 9 | 0 | ||||
| 11 | | K. Wilhelm | 5/2/1903 | 1903 | PIT | vs | CHC | 0 | 0 | 0 | 0 | 0 | 3.0 | 3 | 2 | 0 | 1 | 0 | 1 | 12 | 0 | ||||
| 12 | | K. Wilhelm | 4/25/1903 | 1903 | PIT | vs | SLN | L | 1 | 1 | 0 | 0 | 0 | 7.0 | 11 | 5 | 0 | 3 | 1 | 0 | 36 | 0 | |||
| 13 | | K. Wilhelm | 4/18/1903 | 1903 | PIT | @ | CIN | W | 1 | 0 | 1 | 0 | 0 | 9.0 | 8 | 4 | 0 | 1 | 0 | 0 | 32 | 0 | |||
| Total | 9 | 3.24 | 20 | 7 | 1 | 0 | 86.0 | 88 | 31 | 51 | 0 | 25 | 3 | 3 | 361 | 0 |
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