Jameson Taillon is 25-21 with an ERA of 3.98, 318 strikeouts and 1 save in 70 appearances for the Cubs in his career.
| 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 |  | J. Taillon | 2023 |  CHC | 30 | 8 | 10 | .444 | 29 | 4.84 | 140 | 0 | 0 | 1 | 154.1 | 156 | 83 | 96 | 27 | 41 | 5 | 1 | 0 | 655 | 2 | 8.16 | 2.39 | 3.41 | 1.57 | 21.4 | 6.3 | 1.28 | .292 | 5.60 | 114 | 4.61 | 107 | 9.10 | -5.7 |
| 2 | | J. Taillon | 2024 | CHC | 28 | 12 | 8 | .600 | 28 | 3.27 | 125 | 0 | 0 | 0 | 165.1 | 154 | 60 | 67 | 21 | 33 | 1 | 0 | 0 | 675 | 4 | 6.80 | 1.80 | 3.79 | 1.14 | 18.5 | 4.9 | 1.13 | .269 | 3.65 | 82 | 3.92 | 98 | 8.38 | 1 |
| 3 | | J. Taillon | 2025 | CHC | 12 | 5 | 3 | .625 | 12 | 3.76 | 53 | 0 | 0 | 0 | 69.1 | 57 | 29 | 30 | 16 | 13 | 0 | 0 | 0 | 276 | 0 | 6.88 | 1.69 | 4.08 | 2.08 | 19.2 | 4.7 | 1.01 | .211 | 3.89 | 96 | 5.10 | 132 | 7.40 | -9.8 |
| Total | 70 | 25 | 21 | .543 | 69 | 3.98 | 318 | 0 | 0 | 1 | 389.0 | 367 | 172 | 193 | 64 | 87 | 6 | 1 | 0 | 1,606 | 6 | 7.36 | 2.01 | 3.66 | 1.48 | 19.8 | 5.4 | 1.17 | .268 | 4.47 | 97 | 4.40 | 108 | 8.49 | -14.5 |
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