Jack Ralston #79
Miami Marlins
- P
- B/T: R/R
- 6' 6"/231
- Age: 29
- Jack William Ralston
- Status: Active
- Born: 8/13/1997 in Panorama City, CA
- Draft: 2019, St. Louis Cardinals, Round: 7, Overall Pick: 215
- College: UCLA
- MLB Debut: 8/23/2026
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 39 | 6-2 | 1.66 | 59.2 | 75 | 1.04 |
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 12 | 0-1 | 4.26 | 12.2 | 13 | 1.11 |
MiLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 214 | 23-14 | 3.06 | 335.1 | 440 | 1.23 |
MLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 12 | 0-1 | 4.26 | 12.2 | 13 | 1.11 |
| Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 MiLB Stats | 6 | 2 | 1.66 | 39 | 0 | 2 | 59.2 | 75 | 1.04 |
| 2026 MLB Stats | 0 | 1 | 4.26 | 12 | 0 | 0 | 12.2 | 13 | 1.11 |
| MiLB Career Stats | 23 | 14 | 3.06 | 214 | 12 | 18 | 335.1 | 440 | 1.23 |
| MLB Career Stats | 0 | 1 | 4.26 | 12 | 0 | 0 | 12.2 | 13 | 1.11 |
- Next MIA Game: 9-18 @ SD
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 0 | 1 | 6.75 | 7 | 0 | 0 | 6.2 | 5 | 5 | 5 | 9 | 1.50 |
| Last 15 Games | 0 | 1 | 4.26 | 12 | 0 | 0 | 12.2 | 9 | 6 | 5 | 13 | 1.11 |
| Last 30 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 9/16 @ AZ | 0 | 0 | 0 | 2.0 | 1 | 1 | 0 | 4 |
| 9/14 @ AZ | 0 | 1 | 0 | 0.1 | 1 | 1 | 0 | 0 |
| 9/13 vs LAD | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 1 |
2026 :
RP
(12)
More Jack Ralston
Jacksonville's Jack Ralston notches immaculate inning
Jack Ralston pitches two perfect innings in relief
Latest Transactions
| Team | Date | Transaction |
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August 23, 2026 | Miami Marlins recalled RHP Jack Ralston from Jacksonville Jumbo Shrimp. |
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August 3, 2026 | Miami Marlins optioned RHP Jack Ralston to Jacksonville Jumbo Shrimp. |
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August 3, 2026 | Miami Marlins selected the contract of RHP Jack Ralston from Jacksonville Jumbo Shrimp. |
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January 29, 2026 | Miami Marlins invited non-roster RHP Jack Ralston to spring training. |
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December 16, 2025 | RHP Jack Ralston assigned to Jacksonville Jumbo Shrimp. |
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December 16, 2025 | Miami Marlins signed free agent RHP Jack Ralston to a minor league contract. |
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November 6, 2025 | RHP Jack Ralston elected free agency. |
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September 2, 2025 | RHP Jack Ralston assigned to Memphis Redbirds from Springfield Cardinals. |
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August 12, 2025 | RHP Jack Ralston assigned to Springfield Cardinals from Memphis Redbirds. |
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July 1, 2025 | Memphis Redbirds activated RHP Jack Ralston. |
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July 1, 2025 | RHP Jack Ralston assigned to Memphis Redbirds from Springfield Cardinals. |
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February 24, 2025 | RHP Jack Ralston assigned to St. Louis Cardinals. |
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February 24, 2025 | RHP Jack Ralston roster status changed by St. Louis Cardinals. |
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August 29, 2023 | RHP Jack Ralston assigned to Springfield Cardinals from Peoria Chiefs. |
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July 1, 2023 | RHP Jack Ralston assigned to Peoria Chiefs from Springfield Cardinals. |
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April 14, 2023 | RHP Jack Ralston assigned to Springfield Cardinals. |
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July 26, 2022 | RHP Jack Ralston assigned to Peoria Chiefs from Palm Beach Cardinals. |
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July 8, 2022 | RHP Jack Ralston assigned to Palm Beach Cardinals from Peoria Chiefs. |
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June 22, 2022 | Peoria Chiefs sent RHP Jack Ralston on a rehab assignment to Palm Beach Cardinals. |
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June 14, 2022 | Peoria Chiefs sent RHP Jack Ralston on a rehab assignment to FCL Cardinals. |
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April 8, 2022 | Peoria Chiefs placed RHP Jack Ralston on the 10-day injured list. |
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April 30, 2021 | RHP Jack Ralston assigned to Peoria Chiefs from Palm Beach Cardinals. |
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April 25, 2021 | Cardinals Organization activated RHP Jack Ralston. ABS test. |
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February 12, 2021 | RHP Jack Ralston assigned to Palm Beach Cardinals. |
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February 12, 2021 | RHP Jack Ralston assigned to Palm Beach Cardinals. |
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February 13, 2020 | RHP Jack Ralston assigned to Peoria Chiefs from State College Spikes. |
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February 13, 2020 | RHP Jack Ralston assigned to Peoria Chiefs. |
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June 24, 2019 | RHP Jack Ralston assigned to State College Spikes. |
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June 19, 2019 | St. Louis Cardinals signed LHP Jack Ralston. |
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March 3, 2019 | LHP Jack Ralston assigned to UCLA Bruins. |
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March 10, 2018 | LHP Jack Ralston assigned to UCLA Bruins. |
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March 1, 2016 | LHP Jack Ralston assigned to UCLA Bruins. |
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