2026 Regular Season
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 3 | 0-1 | 4.15 | 4.1 | 2 | 1.62 |
Career Regular Season
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 3 | 0-1 | 4.15 | 4.1 | 2 | 1.62 |
John Klein Bio
- Fullname: John Joseph Klein
- Born: 4/22/2002 in Brooklyn Park, MN
- College: Iowa Central CC
- Debut: 5/02/2026
| Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 Regular Season | 0 | 1 | 4.15 | 3 | 0 | 0 | 4.1 | 2 | 1.62 |
| Career Regular Season | 0 | 1 | 4.15 | 3 | 0 | 0 | 4.1 | 2 | 1.62 |
- Status: Active
- Next STP Game: 06-09 @ TOL
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 0 | 1 | 4.15 | 3 | 0 | 0 | 4.1 | 3 | 2 | 4 | 2 | 1.62 |
| Last 15 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 30 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 5/30 @ PIT | 0 | 0 | 0 | 2.0 | 1 | 0 | 3 | 1 |
| 5/7 @ WSH | 0 | 1 | 0 | 1.1 | 2 | 2 | 1 | 1 |
| 5/2 vs TOR | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 |
Games by Position:
RP
(3)
News
Twins designate Woods Richardson, recall Klein from Triple-A
Sands (forearm) to IL; Abel throws off mound; Klein debuts
John Klein's makes MLB debut in hometown
Get a sneak peek at 10 prospects who will debut on upcoming Top 30 lists
Awards
FSL Pitcher of the Week
| Week | Team | League |
|---|---|---|
| 08/20/2023 | Fort Myers Mighty Mussels | FSL |
Latest Transactions
| Team | Date | Transaction |
|---|---|---|
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May 31, 2026 | Minnesota Twins optioned RHP John Klein to St. Paul Saints. |
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May 30, 2026 | Minnesota Twins recalled RHP John Klein from St. Paul Saints. |
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May 8, 2026 | Minnesota Twins optioned RHP John Klein to St. Paul Saints. |
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May 2, 2026 | Minnesota Twins recalled RHP John Klein from St. Paul Saints. |
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March 9, 2026 | Minnesota Twins optioned RHP John Klein to St. Paul Saints. |
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March 5, 2026 | RHP John Klein assigned to Minnesota Twins Prospects. |
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November 18, 2025 | Minnesota Twins selected the contract of RHP John Klein from St. Paul Saints. |
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September 30, 2025 | St. Paul Saints activated RHP John Klein. |
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September 18, 2025 | St. Paul Saints transferred RHP John Klein to the Development List. |
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August 13, 2025 | St. Paul Saints transferred RHP John Klein to the Development List. |
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August 4, 2025 | RHP John Klein assigned to St. Paul Saints from Wichita Wind Surge. |
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March 29, 2025 | RHP John Klein assigned to Wichita Wind Surge from Cedar Rapids Kernels. |
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September 7, 2023 | RHP John Klein assigned to Cedar Rapids Kernels from Fort Myers Mighty Mussels. |
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August 7, 2023 | RHP John Klein assigned to Fort Myers Mighty Mussels from FCL Twins. |
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July 31, 2023 | RHP John Klein assigned to FCL Twins from Fort Myers Mighty Mussels. |
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July 29, 2023 | RHP John Klein assigned to Fort Myers Mighty Mussels from FCL Twins. |
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July 13, 2023 | RHP John Klein assigned to FCL Twins from Fort Myers Mighty Mussels. |
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July 13, 2023 | FCL Twins activated RHP John Klein. |
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July 7, 2023 | RHP John Klein assigned to Fort Myers Mighty Mussels from FCL Twins. |
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July 7, 2023 | Fort Myers Mighty Mussels activated RHP John Klein. |
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August 8, 2022 | RHP John Klein assigned to FCL Twins. |
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August 8, 2022 | Minnesota Twins signed free agent RHP John Klein to a minor league contract. |
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