Jack Flaherty Career Pitching Summary

  • May 7, 2025

Jack Flaherty played in Major League Baseball from 2017 to 2025, appearing in 190 games over 9 seasons. He recorded a total of 63 W and 56 L, an ERA of 3.8, 1,130 SO, a WHIP of 1.198, and a WAR of 13.7.

🧾 Basic Profile

Jack Flaherty
NameJack Flaherty
Date of BirthOctober 15, 1995
Nationality
United States
PositionPitcher
ThrowsRight
BatsRight
MLB Debut2017

Jack Flaherty Yearly Pitching Stats

This chart shows the season-by-season changes in ERA, SO, and IP for Jack Flaherty.

Change Chart

    📊 Career Summary

    Jack Flaherty appeared in 190 games over 9 MLB seasons from 2017 to 2025. Below are his cumulative stats and MLB all-time rankings:

    GS184 (MLB Rank: 868)
    W63 (MLB Rank: 1,172)
    L56 (MLB Rank: 1,370)
    ERA3.8 (MLB Rank: 3,468)
    IP990.2 (MLB Rank: 1,337)
    SO1,130 (MLB Rank: 458)
    BB351 (MLB Rank: 1,367)
    H836 (MLB Rank: 1,598)
    HR135 (MLB Rank: 641)
    SO910.27 (MLB Rank: 458)
    BB93.19 (MLB Rank: 7,895)
    H97.59 (MLB Rank: 10,560)
    HR91.23 (MLB Rank: 2,687)
    WHIP1.198 (MLB Rank: 10,749)
    WAR13.7 (MLB Rank: 933)

    📊 Last Season Summary (2025)

    In his final season (2025), Jack Flaherty recorded the following stats:

    GS31
    W8
    L15
    ERA4.64
    IP161
    SO188
    BB59
    H147
    HR23
    SO910.51
    BB93.3
    H98.22
    HR91.29
    WHIP1.28
    WAR0.8

    📈 Seasonal Highlights

    • Most Wins: 2024, 13 W
    • Most SO: 2019, 231 SO
    • Most IP: 2019, 196.1 IP
    • Best WAR: 2019, 5.7 WAR
    • Best ERA: 2019, 2.75 ERA

    🎯 Postseason Performance

    Jack Flaherty appeared in 7 games during the postseason. He recorded an ERA of 3.55, pitched 33 IP, struck out 42 batters, with 1 W and 4 L.

    Jack Flaherty Career Pitching Stats Overview

    seasonWLERAW-L%SVSOIPWARWHIPHRHBBRERERA+FIPSO9SO/BBGSGGFCGSHOHR9H9BB9BKHBPIBBWPBF
    2017
    0
    2
    6.33
    0
    0
    20
    21.1
    -0.3
    1.547
    4
    23
    10
    15
    15
    68
    5.27
    8.4
    2
    5
    6
    0
    0
    0
    1.7
    9.7
    4.2
    0
    1
    1
    0
    94
    2018
    8
    9
    3.34
    0.471
    0
    182
    151
    3.2
    1.106
    20
    108
    59
    59
    56
    116
    3.86
    10.8
    3.08
    28
    28
    0
    0
    0
    1.2
    6.4
    3.5
    0
    11
    3
    6
    615
    2019
    11
    8
    2.75
    0.579
    0
    231
    196.1
    5.7
    0.968
    25
    135
    55
    62
    60
    152
    3.46
    10.6
    4.2
    33
    33
    0
    0
    0
    1.1
    6.2
    2.5
    0
    7
    2
    6
    772
    2020
    4
    3
    4.91
    0.571
    0
    49
    40.1
    -0.3
    1.215
    6
    33
    16
    22
    22
    86
    4.11
    10.9
    3.06
    9
    9
    0
    0
    0
    1.3
    7.4
    3.6
    0
    3
    0
    1
    170
    2021
    9
    2
    3.22
    0.818
    0
    85
    78.1
    0.8
    1.06
    12
    57
    26
    35
    28
    122
    4.22
    9.8
    3.27
    15
    17
    0
    0
    0
    1.4
    6.5
    3
    0
    6
    1
    4
    322
    2022
    2
    1
    4.25
    0.667
    0
    33
    36
    -0.1
    1.611
    4
    36
    22
    18
    17
    93
    4.97
    8.3
    1.5
    8
    9
    0
    0
    0
    1
    9
    5.5
    0
    5
    0
    0
    167
    2023
    8
    9
    4.99
    0.471
    0
    148
    144.1
    0.8
    1.58
    17
    162
    66
    83
    80
    87
    4.36
    9.2
    2.24
    27
    29
    0
    0
    0
    1.1
    10.1
    4.1
    0
    12
    2
    8
    650
    2024
    13
    7
    3.17
    0.65
    0
    194
    162
    3.1
    1.068
    24
    135
    38
    61
    57
    127
    3.47
    10.8
    5.11
    28
    28
    0
    0
    0
    1.3
    7.5
    2.1
    0
    4
    0
    6
    649
    2025
    8
    15
    4.64
    0.348
    0
    188
    161
    0.8
    1.28
    23
    147
    59
    85
    83
    89
    3.85
    10.5
    3.19
    31
    31
    0
    0
    0
    1.3
    8.2
    3.3
    0
    5
    1
    4
    681