Jack Flaherty
Jack Rafe Flaherty
Born: October 15, 1995
Burbank, CA USA
Primary Position: P
All Position(s) Played: P, PR
Bats: R
Throws: R
Height: 6'4"
Weight: 225
Career: 2017-2025
Draft: Round 1 (2014 June Amateur Draft, St. Louis Cardinals)
School: Harvard-Westlake (CA) HS
Minor League Statistics
Jack Flaherty compiled a career record of 63 wins and 56 losses in his 198-game career with the St. Louis Cardinals, Baltimore Orioles, Los Angeles Dodgers and Detroit Tigers. He began playing during the 2017 season and last took the field during the 2025 campaign.
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Pitching:
| Year | Lg | Team | W | L | W% | ERA | G | GS | GF | CG | SHO | SV | IP | H | R | ER | HR | BB | IBB | SO | HBP | BK | WP | BF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | NL | St. Louis Cardinals | 0 | 2 | .000 | 6.33 | 6 | 5 | 0 | 0 | 0 | 0 | 21.3 | 23 | 15 | 15 | 4 | 10 | 1 | 20 | 1 | 0 | 0 | 94 |
| 2018 | NL | St. Louis Cardinals | 8 | 9 | .471 | 3.34 | 28 | 28 | 0 | 0 | 0 | 0 | 151.0 | 108 | 59 | 56 | 20 | 59 | 3 | 182 | 11 | 0 | 6 | 615 |
| 2019 | NL | St. Louis Cardinals | 11 | 8 | .579 | 2.75 | 33 | 33 | 0 | 0 | 0 | 0 | 196.3 | 135 | 62 | 60 | 25 | 55 | 2 | 231 | 7 | 0 | 6 | 772 |
| 2020 | NL | St. Louis Cardinals | 4 | 3 | .571 | 4.91 | 9 | 9 | 0 | 0 | 0 | 0 | 40.3 | 33 | 22 | 22 | 6 | 16 | 0 | 49 | 3 | 0 | 1 | 170 |
| 2021 | NL | St. Louis Cardinals | 9 | 2 | .818 | 3.22 | 17 | 15 | 0 | 0 | 0 | 0 | 78.3 | 57 | 35 | 28 | 12 | 26 | 1 | 85 | 6 | 0 | 4 | 322 |
| 2022 | NL | St. Louis Cardinals | 2 | 1 | .667 | 4.25 | 9 | 8 | 0 | 0 | 0 | 0 | 36.0 | 36 | 18 | 17 | 4 | 22 | 0 | 33 | 5 | 0 | 0 | 167 |
| 2023 | NL | St. Louis Cardinals | 7 | 6 | .538 | 4.43 | 20 | 20 | 0 | 0 | 0 | 0 | 109.7 | 116 | 56 | 54 | 10 | 54 | 0 | 106 | 8 | 0 | 6 | 485 |
| 2023 | AL | Baltimore Orioles | 1 | 3 | .250 | 6.75 | 9 | 7 | 0 | 0 | 0 | 0 | 34.7 | 46 | 27 | 26 | 7 | 12 | 2 | 42 | 4 | 0 | 2 | 165 |
| 2024 | AL | Detroit Tigers | 7 | 5 | .583 | 2.95 | 18 | 18 | 0 | 0 | 0 | 0 | 106.7 | 83 | 38 | 35 | 15 | 19 | 0 | 133 | 3 | 0 | 4 | 415 |
| 2024 | NL | Los Angeles Dodgers | 6 | 2 | .750 | 3.58 | 10 | 10 | 0 | 0 | 0 | 0 | 55.3 | 52 | 23 | 22 | 9 | 19 | 0 | 61 | 1 | 0 | 2 | 234 |
| 2025 | AL | Detroit Tigers | 8 | 15 | .348 | 4.64 | 31 | 31 | 0 | 0 | 0 | 0 | 161.0 | 147 | 85 | 83 | 23 | 59 | 1 | 188 | 5 | 0 | 4 | 681 |
| Totals | 63 | 56 | .529 | 3.80 | 190 | 184 | 0 | 0 | 0 | 0 | 990.7 | 836 | 440 | 418 | 135 | 351 | 10 | 1130 | 54 | 0 | 35 | 4120 |
Batting:
| Year | Lg | Team | GP | PA | AB | R | H | 2B | 3B | HR | RBI | SB | CS | BB | SO | BA | OBP | SLG | OPS | TB | DP | HBP | SH | SF | IBB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | NL | St. Louis Cardinals | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .000 | .000 | .000 | .000 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2018 | NL | St. Louis Cardinals | 31 | 52 | 46 | 2 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 20 | .152 | .188 | .152 | .340 | 7 | 0 | 0 | 4 | 0 | 0 |
| 2019 | NL | St. Louis Cardinals | 38 | 66 | 54 | 4 | 10 | 3 | 0 | 0 | 4 | 1 | 1 | 2 | 17 | .185 | .211 | .241 | .451 | 13 | 0 | 0 | 9 | 1 | 0 |
| 2020 | NL | St. Louis Cardinals | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2021 | NL | St. Louis Cardinals | 17 | 26 | 17 | 2 | 2 | 0 | 0 | 1 | 3 | 0 | 0 | 5 | 7 | .118 | .304 | .294 | .598 | 5 | 0 | 0 | 3 | 1 | 0 |
| 2022 | NL | St. Louis Cardinals | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2023 | NL | St. Louis Cardinals | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2023 | AL | Baltimore Orioles | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2024 | AL | Detroit Tigers | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2024 | NL | Los Angeles Dodgers | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| Totals | 167 | 150 | 123 | 8 | 19 | 3 | 0 | 1 | 7 | 1 | 1 | 9 | 46 | .154 | .209 | .203 | .412 | 25 | 0 | 0 | 16 | 2 | 0 |
Fielding:
| Year | Lg | Team | Pos | GP | GS | Inn. | PO | A | E | DP | Fld% | RF/9 | RF/G |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | NL | St. Louis Cardinals | P | 6 | 5 | 21.3 | 1 | 3 | 0 | 0 | 1.000 | 1.688 | .667 |
| 2018 | NL | St. Louis Cardinals | P | 28 | 28 | 151.0 | 7 | 11 | 2 | 0 | .900 | 1.073 | .643 |
| 2019 | NL | St. Louis Cardinals | P | 33 | 33 | 196.3 | 18 | 23 | 0 | 4 | 1.000 | 1.879 | 1.242 |
| 2020 | NL | St. Louis Cardinals | P | 9 | 9 | 40.3 | 1 | 4 | 0 | 0 | 1.000 | 1.116 | .556 |
| 2021 | NL | St. Louis Cardinals | P | 17 | 15 | 78.3 | 7 | 6 | 1 | 0 | .929 | 1.494 | .765 |
| 2022 | NL | St. Louis Cardinals | P | 9 | 8 | 36.0 | 3 | 3 | 2 | 0 | .750 | 1.500 | .667 |
| 2023 | NL | St. Louis Cardinals | P | 20 | 20 | 109.7 | 14 | 7 | 0 | 1 | 1.000 | 1.723 | 1.050 |
| 2023 | AL | Baltimore Orioles | P | 9 | 7 | 34.7 | 4 | 7 | 0 | 2 | 1.000 | 2.856 | 1.222 |
| 2024 | AL | Detroit Tigers | P | 18 | 18 | 106.7 | 6 | 6 | 0 | 0 | 1.000 | 1.013 | .667 |
| 2024 | NL | Los Angeles Dodgers | P | 10 | 10 | 55.3 | 4 | 3 | 0 | 0 | 1.000 | 1.139 | .700 |
| 2025 | AL | Detroit Tigers | P | 31 | 31 | 161.0 | 15 | 14 | 0 | 1 | 1.000 | 1.621 | .935 |
| Totals | 190 | 184 | 990.7 | 80 | 87 | 5 | 8 | .971 | 1.517 | .879 |
Postseason - Pitching:
| Year | Lg | Team | Rnd | W | L | W% | ERA | G | GS | GF | CG | SHO | SV | IP | H | R | ER | HR | BB | IBB | SO | HBP | BK | WP | BF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | NL | St. Louis Cardinals | NLDS2 | 1 | 1 | .500 | 2.77 | 2 | 2 | 0 | 0 | 0 | 0 | 13.0 | 12 | 4 | 4 | 2 | 2 | 0 | 16 | 1 | 0 | 2 | 53 |
| 2019 | NL | St. Louis Cardinals | NLCS | 0 | 1 | .000 | 9.00 | 1 | 1 | 0 | 0 | 0 | 0 | 4.0 | 5 | 4 | 4 | 0 | 2 | 0 | 6 | 0 | 0 | 1 | 19 |
| 2020 | NL | St. Louis Cardinals | NLWC2 | 0 | 1 | .000 | 1.50 | 1 | 1 | 0 | 0 | 0 | 0 | 6.0 | 6 | 1 | 1 | 0 | 2 | 0 | 8 | 0 | 0 | 0 | 26 |
| 2023 | AL | Baltimore Orioles | ALDS1 | 0 | 0 | 4.50 | 1 | 0 | 0 | 0 | 0 | 0 | 2.0 | 2 | 1 | 1 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 10 | |
| 2024 | NL | Los Angeles Dodgers | NLDS2 | 0 | 1 | .000 | 6.75 | 1 | 1 | 0 | 0 | 0 | 0 | 5.3 | 5 | 4 | 4 | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 22 |
| 2024 | NL | Los Angeles Dodgers | NLCS | 1 | 1 | .500 | 7.20 | 2 | 2 | 0 | 0 | 0 | 0 | 10.0 | 10 | 8 | 8 | 1 | 6 | 0 | 6 | 0 | 0 | 0 | 45 |
| 2024 | NL | Los Angeles Dodgers | WS | 0 | 0 | 8.10 | 2 | 2 | 0 | 0 | 0 | 0 | 6.7 | 9 | 6 | 6 | 3 | 2 | 0 | 7 | 0 | 0 | 0 | 31 | |
| Totals | 2 | 6 | .250 | 5.05 | 13 | 11 | 0 | 0 | 0 | 0 | 57.0 | 56 | 33 | 32 | 9 | 26 | 0 | 58 | 2 | 0 | 3 | 247 |
Postseason - Batting:
| Year | Lg | Team | Rnd | GP | PA | AB | R | H | 2B | 3B | HR | RBI | SB | CS | BB | SO | BA | OBP | SLG | OPS | TB | DP | HBP | SH | SF | IBB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | NL | St. Louis Cardinals | NLDS2 | 2 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 3 | .000 | .167 | .000 | .167 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2019 | NL | St. Louis Cardinals | NLCS | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | .000 | .000 | .000 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2020 | NL | St. Louis Cardinals | NLWC2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2023 | AL | Baltimore Orioles | ALDS1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2024 | NL | Los Angeles Dodgers | NLDS2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2024 | NL | Los Angeles Dodgers | NLCS | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| 2024 | NL | Los Angeles Dodgers | WS | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| Totals | 10 | 7 | 6 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 4 | .000 | .143 | .000 | .143 | 0 | 0 | 0 | 0 | 0 | 0 |
Postseason - Fielding:
| Year | Lg | Team | Rnd | Pos | GP | GS | Inn. | PO | A | E | DP | Fld% | RF/9 | RF/G |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | NL | St. Louis Cardinals | NLDS2 | P | 2 | 2 | 13.0 | 1 | 2 | 0 | 0 | 1.000 | 2.077 | 1.500 |
| 2019 | NL | St. Louis Cardinals | NLCS | P | 1 | 1 | 4.0 | 0 | 1 | 0 | 0 | 1.000 | 2.250 | 1.000 |
| 2020 | NL | St. Louis Cardinals | NLWC2 | P | 1 | 1 | 6.0 | 0 | 1 | 0 | 0 | 1.000 | 1.500 | 1.000 |
| 2023 | AL | Baltimore Orioles | ALDS1 | P | 1 | 0 | 2.0 | 0 | 0 | 0 | 0 | .000 | .000 | |
| 2024 | NL | Los Angeles Dodgers | NLDS2 | P | 1 | 1 | 5.3 | 0 | 1 | 0 | 0 | 1.000 | 1.688 | 1.000 |
| 2024 | NL | Los Angeles Dodgers | NLCS | P | 2 | 2 | 10.0 | 1 | 0 | 0 | 0 | 1.000 | .900 | .500 |
| 2024 | NL | Los Angeles Dodgers | WS | P | 2 | 2 | 6.7 | 1 | 0 | 0 | 0 | 1.000 | 1.350 | .500 |
| 2025 | AL | Detroit Tigers | P | 3 | 2 | 10.0 | 0 | 1 | 0 | 0 | 1.000 | .900 | .333 | |
| Totals | 13 | 11 | 57.0 | 3 | 6 | 0 | 0 | 1.000 | 1.421 | .692 |
Awards
2019 - NL Pitcher of the Month August
2019 - NL Pitcher of the Month September
Statistical data from Baseball Databank, made available under the Creative Commons Attribution-ShareAlike 3.0 Unported License
