Jack Flaherty
Detroit Tigers#9 · Two-way player · Bats R, Throws R · 6' 4" · 225 lb · USA · Debut 2017
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2026 pitching
3-8 W-L4.48 ERA103 SO1.39 WHIP
MLB career (pitching): 66-64 · 3.85 ERA · 1233 SO · 1.21 WHIP
2026 batting
No 2026 batting line
MLB career (batting): 130 G · .154 AVG · 1 HR · 7 RBI · .412 OPS
Game log — pitching
2026
Pitching — season by season
| Season | Team | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | DET | 3 | 8 | 4.48 | 20 | 19 | 0 | 88.1 | 81 | 44 | 42 | 103 | 1.39 |
| 2025 | DET | 8 | 15 | 4.64 | 31 | 31 | 0 | 161.0 | 147 | 83 | 59 | 188 | 1.28 |
| 2024 | 13 | 7 | 3.17 | 28 | 28 | 0 | 162.0 | 135 | 57 | 38 | 194 | 1.07 | |
| 2024 | LAD | 6 | 2 | 3.58 | 10 | 10 | 0 | 55.1 | 52 | 22 | 19 | 61 | 1.28 |
| 2024 | DET | 7 | 5 | 2.95 | 18 | 18 | 0 | 106.2 | 83 | 35 | 19 | 133 | 0.96 |
| 2023 | 8 | 9 | 4.99 | 29 | 27 | 0 | 144.1 | 162 | 80 | 66 | 148 | 1.58 | |
| 2023 | BAL | 1 | 3 | 6.75 | 9 | 7 | 0 | 34.2 | 46 | 26 | 12 | 42 | 1.67 |
| 2023 | STL | 7 | 6 | 4.43 | 20 | 20 | 0 | 109.2 | 116 | 54 | 54 | 106 | 1.55 |
| 2022 | STL | 2 | 1 | 4.25 | 9 | 8 | 0 | 36.0 | 36 | 17 | 22 | 33 | 1.61 |
| 2021 | STL | 9 | 2 | 3.22 | 17 | 15 | 0 | 78.1 | 57 | 28 | 26 | 85 | 1.06 |
| 2020 | STL | 4 | 3 | 4.91 | 9 | 9 | 0 | 40.1 | 33 | 22 | 16 | 49 | 1.21 |
| 2019 | STL | 11 | 8 | 2.75 | 33 | 33 | 0 | 196.1 | 135 | 60 | 55 | 231 | 0.97 |
| 2018 | STL | 8 | 9 | 3.34 | 28 | 28 | 0 | 151.0 | 108 | 56 | 59 | 182 | 1.11 |
| 2017 | STL | 0 | 2 | 6.33 | 6 | 5 | 0 | 21.1 | 23 | 15 | 10 | 20 | 1.55 |
Batting — season by season
Free, factual MLB data. No injury or contract data — the public API doesn't provide it, so we don't show it.