Jack Flaherty #9
Detroit Tigers
- P
- B/T: R/R
- 6' 4"/225
- Age: 30
- Jack Rafe Flaherty
- Status: Active
- Nickname: Flare
- Born: 10/15/1995 in Burbank, CA
- Draft: 2014, St. Louis Cardinals, Round: 1, Overall Pick: 34
- High School: Harvard-Westlake, Studio City, CA
- MLB Debut: 9/01/2017
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 14 | 1-7 | 5.31 | 62.2 | 77 | 1.58 |
2021 Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 0 | .000 | 0 | 0 | 0 | .000 |
2021 Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 17 | .118 | 1 | 3 | 0 | .598 |
MiLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 90 | 34-20 | 2.79 | 468.0 | 484 | 1.16 |
MLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 204 | 64-63 | 3.89 | 1053.1 | 1207 | 1.22 |
MiLB Career Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 19 | .158 | 0 | 0 | 0 | .431 |
MLB Career Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 123 | .154 | 1 | 7 | 1 | .412 |
| Year | AB | R | H | HR | RBI | SB | AVG | OBP | OPS |
|---|---|---|---|---|---|---|---|---|---|
| 2021 MiLB Stats | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 |
| 2021 MLB Stats | 17 | 2 | 2 | 1 | 3 | 0 | .118 | .304 | .598 |
| MiLB Career Stats | 19 | 1 | 3 | 0 | 0 | 0 | .158 | .273 | .431 |
| MLB Career Stats | 123 | 8 | 19 | 1 | 7 | 1 | .154 | .209 | .412 |
| Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 MLB Stats | 1 | 7 | 5.31 | 14 | 14 | 0 | 62.2 | 77 | 1.58 |
| MiLB Career Stats | 34 | 20 | 2.79 | 90 | 87 | 0 | 468.0 | 484 | 1.16 |
| MLB Career Stats | 64 | 63 | 3.89 | 204 | 198 | 0 | 1053.1 | 1207 | 1.22 |
- Next DET Game: 6-10 vs MIN
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 1 | 5 | 4.81 | 7 | 7 | 0 | 33.2 | 39 | 18 | 8 | 45 | 1.40 |
| Last 15 Games | 1 | 7 | 5.31 | 14 | 14 | 0 | 62.2 | 66 | 37 | 33 | 77 | 1.58 |
| Last 30 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 6/7 vs SEA | 0 | 0 | 0 | 5.0 | 6 | 3 | 1 | 7 |
| 6/2 @ TB | 1 | 0 | 0 | 5.0 | 5 | 0 | 2 | 6 |
| 5/28 vs LAA | 0 | 1 | 0 | 5.2 | 6 | 3 | 1 | 9 |
2026 :
SP
(14)
More Jack Flaherty
Flaherty fans nine in rehab start for Springfield
Flaherty racks up six strikeouts with Memphis
Flaherty K's 3 in first rehab start for Springfield
Flaherty fans three in rehab with Memphis
Toolshed: Prospect projections gone wrong
Prospect Roundup: Games of May 9
Flaherty notches 13th K for Redbirds
Redbirds' Flaherty has strikeout stuff working
Redbirds' Flaherty gets sixth strikeout
Latest Transactions
| Team | Date | Transaction |
|---|---|---|
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April 16, 2026 | RHP Jack Flaherty changed number to 9. |
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April 15, 2026 | RHP Jack Flaherty changed number to 42. |
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April 16, 2025 | RHP Jack Flaherty changed number to 9. |
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April 15, 2025 | RHP Jack Flaherty changed number to 42. |
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February 7, 2025 | Detroit Tigers activated RHP Jack Flaherty. |
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February 7, 2025 | Detroit Tigers signed free agent RHP Jack Flaherty. |
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October 31, 2024 | RHP Jack Flaherty elected free agency. |
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July 31, 2024 | Los Angeles Dodgers activated RHP Jack Flaherty. |
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July 30, 2024 | RHP Jack Flaherty roster status changed by Los Angeles Dodgers. |
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July 30, 2024 | Detroit Tigers traded RHP Jack Flaherty to Los Angeles Dodgers for C Thayron Liranzo and SS Trey Sweeney. |
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March 27, 2024 | RHP Jack Flaherty changed number to 9. |
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December 20, 2023 | Detroit Tigers signed free agent RHP Jack Flaherty. |
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November 2, 2023 | RHP Jack Flaherty elected free agency. |
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August 2, 2023 | Baltimore Orioles activated RHP Jack Flaherty. |
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August 1, 2023 | St. Louis Cardinals traded RHP Jack Flaherty to Baltimore Orioles for 2B César Prieto, LHP Drew Rom and RHP Zack Showalter. |
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September 5, 2022 | St. Louis Cardinals activated RHP Jack Flaherty from the 60-day injured list. |
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August 31, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Springfield Cardinals. |
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August 26, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Memphis Redbirds. |
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August 16, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Springfield Cardinals. |
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August 16, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Springfield Cardinals. |
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August 10, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Memphis Redbirds. |
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August 10, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Memphis Redbirds. |
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July 11, 2022 | St. Louis Cardinals transferred RHP Jack Flaherty from the 15-day injured list to the 60-day injured list. Right shoulder strain. |
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June 27, 2022 | St. Louis Cardinals placed RHP Jack Flaherty on the 15-day injured list. Right shoulder strain. |
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June 15, 2022 | St. Louis Cardinals activated RHP Jack Flaherty. |
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June 7, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Memphis Redbirds. |
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June 5, 2022 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Springfield Cardinals. |
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May 20, 2022 | St. Louis Cardinals transferred RHP Jack Flaherty from the 10-day injured list to the 60-day injured list. Right shoulder discomfort. |
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April 4, 2022 | St. Louis Cardinals placed RHP Jack Flaherty on the 10-day injured list. Right shoulder discomfort. |
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September 24, 2021 | St. Louis Cardinals activated RHP Jack Flaherty from the 10-day injured list. |
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August 25, 2021 | St. Louis Cardinals placed RHP Jack Flaherty on the 10-day injured list. Right shoulder strain. |
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August 13, 2021 | St. Louis Cardinals activated RHP Jack Flaherty. |
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August 6, 2021 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Springfield Cardinals. |
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July 27, 2021 | St. Louis Cardinals sent RHP Jack Flaherty on a rehab assignment to Memphis Redbirds. |
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July 2, 2021 | St. Louis Cardinals placed RHP Jack Flaherty on the 60-day injured list. Left oblique. |
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June 1, 2021 | St. Louis Cardinals placed RHP Jack Flaherty on the 10-day injured list. Left oblique. |
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February 11, 2019 | RHP Jack Flaherty changed number to 22. |
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February 11, 2019 | P Jack Flaherty changed number to 42. |
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February 11, 2019 | Jack Flaherty changed number to 22. |
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May 15, 2018 | St. Louis Cardinals recalled RHP Jack Flaherty from Memphis Redbirds. |
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April 29, 2018 | St. Louis Cardinals optioned RHP Jack Flaherty to Memphis Redbirds. |
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April 28, 2018 | St. Louis Cardinals recalled Jack Flaherty from Memphis Redbirds. |
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April 4, 2018 | St. Louis Cardinals optioned RHP Jack Flaherty to Memphis Redbirds. |
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March 28, 2018 | St. Louis Cardinals recalled Jack Flaherty from Memphis Redbirds. |
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March 18, 2018 | St. Louis Cardinals optioned RHP Jack Flaherty to Memphis Redbirds. |
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September 1, 2017 | St. Louis Cardinals selected the contract of Jack Flaherty from Memphis Redbirds. |
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June 1, 2017 | RHP Jack Flaherty assigned to Memphis Redbirds from Springfield Cardinals. |
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March 31, 2017 | RHP Jack Flaherty assigned to Springfield Cardinals from Memphis Redbirds. |
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March 31, 2017 | RHP Jack Flaherty assigned to Memphis Redbirds from Palm Beach Cardinals. |
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February 16, 2017 | St. Louis Cardinals invited non-roster RHP Jack Flaherty to spring training. |
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April 7, 2016 | RHP Jack Flaherty assigned to Palm Beach Cardinals from Peoria Chiefs. |
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March 12, 2016 | RHP Jack Flaherty assigned to St. Louis Cardinals. |
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May 31, 2015 | Peoria Chiefs activated RHP Jack Flaherty from the 7-day disabled list. |
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April 10, 2015 | Peoria Chiefs placed RHP Jack Flaherty on the 7-day disabled list. |
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April 5, 2015 | RHP Jack Flaherty assigned to Peoria Chiefs from GCL Cardinals. |
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June 20, 2014 | RHP Jack Flaherty assigned to GCL Cardinals. |
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June 19, 2014 | St. Louis Cardinals signed RHP Jack Flaherty. |
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Awards
TEX Pitcher of the Week
| Week | ||
|---|---|---|
| 04/23/2017 | Springfield Cardinals | TEX |
TEX Player of the Month
| Month | ||
|---|---|---|
| 04/2017 | Springfield Cardinals | TEX |
Futures Game Selection
| Year | ||
|---|---|---|
| 2017 | Memphis Redbirds | PCL |
TEX Post-Season All-Star
| Year | ||
|---|---|---|
| 2017 | Springfield Cardinals | TEX |
PCL Player of the Month
| Month | ||
|---|---|---|
| 08/2017 | Memphis Redbirds | PCL |
Baseball America Minor League All-Star
| Year | ||
|---|---|---|
| 2017 | Memphis Redbirds | PCL |
MiLB.com Organization All-Star
| Year | ||
|---|---|---|
| 2017 | St. Louis Cardinals | NL |
Baseball America Major League All-Rookie Team
| Year | ||
|---|---|---|
| 2018 | St. Louis Cardinals | NL |
NL Pitcher of the Month
| Month | ||
|---|---|---|
| 08/2019 | St. Louis Cardinals | NL |
| 09/2019 | St. Louis Cardinals | NL |
All-MLB Second Team
| Year | ||
|---|---|---|
| 2019 | St. Louis Cardinals | NL |
World Series Championship
| Year | ||
|---|---|---|
| 2024 | Los Angeles Dodgers | NL |
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League Rankings
Home Runs
| HR | ||
|---|---|---|
| 2025 | 23 | in AL |
| 2019 | 25 | in NL |
| 2018 | 20 | in NL |
| 2018 | 2 | in PCL |
Strikeouts
| SO | ||
|---|---|---|
| 2026 | 77 | in AL |
| 2025 | 188 | in AL |
| 2019 | 231 | in NL |
| 2018 | 182 | in NL |
| 2018 | 41 | in PCL |
Hit By Pitch
| HBP | ||
|---|---|---|
| 2026 | 5 | in AL |
| 2023 | 12 | in |
| 2023 | 4 | in AL |
| 2023 | 8 | in NL |
| 2020 | 3 | in NL |
| 2019 | 7 | in NL |
| 2018 | 11 | in NL |
| 2018 | 3 | in PCL |
Losses
| Losses | ||
|---|---|---|
| 2026 | 7 | in AL |
| 2025 | 15 | in AL |
| 2018 | 9 | in NL |
| 2018 | 1 | in PCL |
At Bats
| AB | ||
|---|---|---|
| 2019 | 704 | in NL |
Innings Pitched
| IP | ||
|---|---|---|
| 2019 | 196.1 | in NL |
Wins
| Wins | ||
|---|---|---|
| 2021 | 9 | in NL |
| 2021 | 0 | in AAA E |
| 2021 | 0 | in AA C |
| 2021 | 0 | in |
| 2020 | 4 | in NL |
| 2019 | 11 | in NL |
Triples
| 3B | ||
|---|---|---|
| 2026 | 2 | in AL |
| 2024 | 5 | in |
| 2024 | 0 | in NL |
| 2024 | 5 | in AL |
Runs
| R | ||
|---|---|---|
| 2026 | 45 | in AL |
| 2025 | 85 | in AL |
Doubles
| 2B | ||
|---|---|---|
| 2026 | 17 | in AL |
| 2025 | 31 | in AL |
Total Bases
| TB | ||
|---|---|---|
| 2026 | 111 | in AL |
| 2025 | 249 | in AL |
Hits
| H | ||
|---|---|---|
| 2026 | 66 | in AL |
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