P | Minnesota Twins
Bats/Throws: R/R | 6' 5" 225 lbs | Age: 23
W L ERA G GS SV IP SO WHIP
2025 0 5 6.66 7 4 0 25.2 33 1.52
Career Minors 17 17 4.21 68 48 0 267 281 1.31
G W-L ERA IP SO WHIP
2025 7 0-5 6.66 25.2 33 1.52
Career Minors 68 17-17 4.21 267 281 1.31
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Standard Minor League Pitching Statistics

SeasonTmLGLWLERAGGSSVIPHRERHRBBSOWHIP
2022 FCL Twins FCL ROK 0 0 0.00 2 0 0 2.0 1 0 0 0 1 2 1.00
2023 3 Teams Minors 2 4 4.17 13 13 0 58.1 53 29 27 4 23 61 1.30
2023 FCL Twins FCL ROK 0 3 5.87 6 6 0 23.0 29 17 15 3 9 27 1.65
2023 Fort Myers Mighty Mussels FSL A 2 1 2.97 6 6 0 30.1 18 10 10 1 13 30 1.02
2023 Cedar Rapids Kernels MID A+ 0 0 3.60 1 1 0 5.0 6 2 2 0 1 4 1.40
2024 Cedar Rapids Kernels MID A+ 8 3 4.57 22 20 0 100.1 102 51 51 9 38 90 1.40
2025 2 Teams Minors 7 10 3.98 31 15 0 106.1 96 62 47 7 37 128 1.25
2025 Wichita Wind Surge TEX AA 7 5 3.12 24 11 0 80.2 70 42 28 6 24 95 1.17
2025 St. Paul Saints INT AAA 0 5 6.66 7 4 0 25.2 26 20 19 1 13 33 1.52
FCL Twins FCL ROK 0 3 5.40 8 6 0 25.0 30 17 15 3 10 29 1.60
St. Paul Saints INT AAA 0 5 6.66 7 4 0 25.2 26 20 19 1 13 33 1.52
Wichita Wind Surge TEX AA 7 5 3.12 24 11 0 80.2 70 42 28 6 24 95 1.17
Cedar Rapids Kernels MID A+ 8 3 4.53 23 21 0 105.1 108 53 53 9 39 94 1.40
Fort Myers Mighty Mussels FSL A 2 1 2.97 6 6 0 30.1 18 10 10 1 13 30 1.02

Awards




Transactions

Team Date Transaction
11/18/2025 Minnesota Twins selected the contract of RHP John Klein from St. Paul Saints.
09/30/2025 St. Paul Saints activated RHP John Klein.
09/18/2025 St. Paul Saints transferred RHP John Klein to the Development List.
08/13/2025 St. Paul Saints transferred RHP John Klein to the Development List.
08/04/2025 RHP John Klein assigned to St. Paul Saints from Wichita Wind Surge.
03/29/2025 RHP John Klein assigned to Wichita Wind Surge from Cedar Rapids Kernels.
09/07/2023 RHP John Klein assigned to Cedar Rapids Kernels from Fort Myers Mighty Mussels.
08/07/2023 RHP John Klein assigned to Fort Myers Mighty Mussels from FCL Twins.
07/31/2023 RHP John Klein assigned to FCL Twins from Fort Myers Mighty Mussels.
07/29/2023 RHP John Klein assigned to Fort Myers Mighty Mussels from FCL Twins.
07/13/2023 RHP John Klein assigned to FCL Twins from Fort Myers Mighty Mussels.
07/13/2023 FCL Twins activated RHP John Klein.
07/07/2023 RHP John Klein assigned to Fort Myers Mighty Mussels from FCL Twins.
07/07/2023 Fort Myers Mighty Mussels activated RHP John Klein.
08/08/2022 RHP John Klein assigned to FCL Twins.
08/08/2022 Minnesota Twins signed free agent RHP John Klein to a minor league contract.