Brad Keller has played 8 seasons for 4 teams, including the Royals and Cubs. He has 41 wins, 57 losses, an ERA of 4.22 and 574 strikeouts.
| 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 |  | B. Keller | 2018 |  KCR | 41 | 9 | 6 | .600 | 20 | 3.08 | 96 | 1 | 0 | 0 | 140.1 | 133 | 48 | 50 | 7 | 50 | 2 | 2 | 1 | 583 | 8 | 6.16 | 3.21 | 1.92 | 0.45 | 16.5 | 8.6 | 1.30 | .294 | 3.21 | 71 | 3.55 | 86 | 8.53 | 9.4 |
| 2 | | B. Keller | 2019 | KCR | 28 | 7 | 14 | .333 | 28 | 4.19 | 122 | 0 | 0 | 0 | 165.1 | 154 | 77 | 80 | 15 | 70 | 9 | 0 | 2 | 709 | 9 | 6.64 | 3.81 | 1.74 | 0.82 | 17.2 | 9.9 | 1.35 | .282 | 4.35 | 89 | 4.34 | 97 | 8.38 | 2.4 |
| 3 | | B. Keller | 2020 | KCR | 9 | 5 | 3 | .625 | 9 | 2.47 | 35 | 1 | 1 | 0 | 54.2 | 39 | 15 | 16 | 2 | 17 | 2 | 0 | 0 | 215 | 1 | 5.76 | 2.80 | 2.06 | 0.33 | 16.3 | 7.9 | 1.02 | .233 | 2.63 | 54 | 3.42 | 78 | 6.42 | 6 |
| 4 | | B. Keller | 2021 | KCR | 26 | 8 | 12 | .400 | 26 | 5.39 | 120 | 0 | 0 | 0 | 133.2 | 158 | 80 | 89 | 18 | 64 | 7 | 0 | 1 | 613 | 5 | 8.08 | 4.31 | 1.88 | 1.21 | 19.6 | 10.4 | 1.66 | .347 | 5.99 | 120 | 4.71 | 111 | 10.64 | -7.2 |
| 5 | | B. Keller | 2022 | KCR | 35 | 6 | 14 | .300 | 22 | 5.09 | 102 | 0 | 0 | 1 | 139.2 | 153 | 79 | 86 | 17 | 57 | 2 | 4 | 1 | 617 | 11 | 6.57 | 3.67 | 1.79 | 1.10 | 16.5 | 9.2 | 1.50 | .310 | 5.54 | 126 | 4.50 | 115 | 9.86 | -9.4 |
| 6 | | B. Keller | 2023 | KCR | 11 | 3 | 4 | .429 | 9 | 4.57 | 31 | 0 | 0 | 0 | 45.1 | 42 | 23 | 26 | 3 | 45 | 3 | 2 | 0 | 211 | 7 | 6.15 | 8.93 | 0.69 | 0.60 | 14.7 | 21.3 | 1.92 | .302 | 5.16 | 102 | 5.92 | 138 | 8.34 | -8.3 |
| 7 |  | B. Keller | 2024 | TOT | 16 | 0 | 4 | .000 | 2 | 5.44 | 32 | 0 | 0 | 1 | 41.1 | 48 | 25 | 28 | 9 | 15 | 2 | 8 | 0 | 192 | 3 | 6.97 | 3.27 | 2.13 | 1.96 | 16.7 | 7.8 | 1.52 | .291 | 6.10 | 130 | 5.68 | 136 | 10.45 | -6.8 |
| 8 |  | B. Keller | 2025 |  CHC | 33 | 3 | 0 | 1.000 | 1 | 2.00 | 36 | 0 | 0 | 0 | 36.0 | 26 | 8 | 10 | 0 | 10 | 4 | 3 | 0 | 143 | 0 | 9.00 | 2.50 | 3.60 | 0.00 | 25.2 | 7.0 | 1.00 | .280 | 2.50 | 50 | 2.23 | 57 | 6.50 | 6.9 |
| Total | 199 | 41 | 57 | .418 | 117 | 4.22 | 574 | 2 | 1 | 2 | 756.1 | 753 | 355 | 385 | 71 | 328 | 31 | 19 | 5 | 3,283 | 44 | 6.83 | 3.90 | 1.75 | 0.84 | 17.5 | 10.0 | 1.43 | .299 | 4.58 | 97 | 4.29 | 102 | 8.96 | -7 |
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