| W | L | ERA | G | GS | SV | IP | SO | WHIP | |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 4 | 4 | 4.34 | 12 | 11 | 0 | 58 | 33 | 1.36 |
| Career Minors | 17 | 17 | 4.84 | 138 | 18 | 6 | 282.2 | 249 | 1.50 |
| G | W-L | ERA | IP | SO | WHIP | |
|---|---|---|---|---|---|---|
| 2025 | 12 | 4-4 | 4.34 | 58 | 33 | 1.36 |
| Career Minors | 138 | 17-17 | 4.84 | 282.2 | 249 | 1.50 |
| Season | Tm | LG | L | W | L | ERA | G | GS | SV | IP | H | R | ER | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 2 Teams | Minors | 3 | 0 | 1.42 | 8 | 1 | 0 | 19.0 | 12 | 4 | 3 | 0 | 8 | 24 | 1.05 | |
| 2018 | AZL Dodgers | AZL | ROK | 1 | 0 | 0.84 | 5 | 0 | 0 | 10.2 | 2 | 1 | 1 | 0 | 7 | 14 | 0.84 |
| 2018 | Great Lakes Loons | MID | A(Full) | 2 | 0 | 2.16 | 3 | 1 | 0 | 8.1 | 10 | 3 | 2 | 0 | 1 | 10 | 1.32 |
| 2019 | Great Lakes Loons | MID | A(Full) | 4 | 7 | 5.38 | 21 | 6 | 2 | 80.1 | 87 | 56 | 48 | 8 | 48 | 55 | 1.68 |
| 2021 | Tulsa Drillers | AA C | AA | 3 | 2 | 3.78 | 33 | 0 | 3 | 47.2 | 42 | 25 | 20 | 4 | 23 | 59 | 1.36 |
| 2022 | 2 Teams | Minors | 3 | 4 | 5.85 | 50 | 0 | 1 | 60.0 | 57 | 47 | 39 | 10 | 38 | 63 | 1.58 | |
| 2022 | Northwest Arkansas Naturals | TEX | AA | 0 | 2 | 5.16 | 16 | 0 | 1 | 22.2 | 21 | 14 | 13 | 4 | 9 | 25 | 1.32 |
| 2022 | Omaha Storm Chasers | INT | AAA | 3 | 2 | 6.27 | 34 | 0 | 0 | 37.1 | 36 | 33 | 26 | 6 | 29 | 38 | 1.74 |
| 2023 | Pensacola Blue Wahoos | SOU | AA | 0 | 0 | 7.13 | 14 | 0 | 0 | 17.2 | 16 | 15 | 14 | 4 | 13 | 15 | 1.64 |
| 2025 | Chattanooga Lookouts | SOU | AA | 4 | 4 | 4.34 | 12 | 11 | 0 | 58.0 | 56 | 30 | 28 | 4 | 23 | 33 | 1.36 |
| AZL Dodgers 2 | AZL | ROK | 1 | 0 | 0.84 | 5 | 0 | 0 | 10.2 | 2 | 1 | 1 | 0 | 7 | 14 | 0.84 | |
| Omaha Storm Chasers | INT | AAA | 3 | 2 | 6.27 | 34 | 0 | 0 | 37.1 | 36 | 33 | 26 | 6 | 29 | 38 | 1.74 | |
| 4 Teams | AA | 7 | 8 | 4.62 | 75 | 11 | 4 | 146.0 | 135 | 84 | 75 | 16 | 68 | 132 | 1.39 | ||
| Great Lakes Loons | MID | A | 6 | 7 | 5.08 | 24 | 7 | 2 | 88.2 | 97 | 59 | 50 | 8 | 49 | 65 | 1.65 | |
| Career Minors | 7 Teams | 17 | 17 | 4.84 | 138 | 18 | 6 | 282.2 | 270 | 177 | 152 | 30 | 153 | 249 | 1.50 |
| Team | Date | Transaction |
|---|---|---|
|
|
11/28/2025 | Algodoneros de Guasave placed RHP Zach Willeman on the reserve list. |
|
|
11/06/2025 | RHP Zach Willeman elected free agency. |
|
|
10/29/2025 | Algodoneros de Guasave activated RHP Zach Willeman from the reserve list. |
|
|
10/18/2025 | Algodoneros de Guasave placed RHP Zach Willeman on the reserve list. |
|
|
10/17/2025 | RHP Zach Willeman assigned to Algodoneros de Guasave. |
|
|
07/01/2025 | Chattanooga Lookouts activated RHP Zach Willeman. |
|
|
06/28/2025 | Cincinnati Reds signed free agent RHP Zach Willeman to a minor league contract. |
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06/28/2025 | RHP Zach Willeman assigned to Chattanooga Lookouts. |
|
|
11/29/2024 | Yaquis de Obregon placed RHP Zach Willeman on the reserve list. |
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|
10/11/2024 | RHP Zach Willeman assigned to Yaquis de Obregon. |
|
|
11/06/2023 | RHP Zach Willeman elected free agency. |
|
|
08/20/2023 | Pensacola Blue Wahoos activated RHP Zach Willeman from the 7-day injured list. |
|
|
07/17/2023 | Pensacola Blue Wahoos placed RHP Zach Willeman on the 7-day injured list. |
|
|
05/16/2023 | RHP Zach Willeman assigned to Pensacola Blue Wahoos from FCL Marlins. |
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05/05/2023 | RHP Zach Willeman assigned to FCL Marlins. |
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05/05/2023 | Miami Marlins signed free agent RHP Zach Willeman to a minor league contract. |
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04/25/2023 | Omaha Storm Chasers released RHP Zach Willeman. |
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03/30/2023 | Omaha Storm Chasers transferred RHP Zach Willeman to the Development List. |
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|
02/26/2023 | RHP Zach Willeman roster status changed by Kansas City Royals. |
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02/26/2023 | RHP Zach Willeman assigned to Kansas City Royals. |
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05/31/2022 | RHP Zach Willeman assigned to Omaha Storm Chasers from Northwest Arkansas Naturals. |
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03/25/2022 | RHP Zach Willeman roster status changed by Kansas City Royals. |
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03/25/2022 | RHP Zach Willeman assigned to Kansas City Royals. |
|
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10/21/2021 | RHP Zach Willeman assigned to Northwest Arkansas Naturals. |
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|
10/20/2021 | Los Angeles Dodgers traded RHP Zach Willeman to Kansas City Royals. |
|
|
06/22/2021 | Tulsa Drillers activated RHP Zach Willeman from the 7-day injured list. |
|
|
06/05/2021 | Tulsa Drillers placed RHP Zach Willeman on the 7-day injured list. |
|
|
05/03/2021 | RHP Zach Willeman assigned to Tulsa Drillers from Oklahoma City Dodgers. |
|
|
11/19/2020 | RHP Zach Willeman assigned to Oklahoma City Dodgers from Great Lakes Loons. |
|
|
06/19/2019 | Great Lakes Loons activated RHP Zach Willeman from the temporarily inactive list. |
|
|
06/13/2019 | Great Lakes Loons placed RHP Zach Willeman on the temporarily inactive list. |
|
|
05/05/2019 | RHP Zach Willeman assigned to Great Lakes Loons from AZL Dodgers 1. |
|
|
04/01/2019 | RHP Zach Willeman assigned to AZL Dodgers 1 from Great Lakes Loons. |
|
|
08/21/2018 | RHP Zach Willeman assigned to Great Lakes Loons from AZL Dodgers. |
|
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07/26/2018 | RHP Zach Willeman assigned to AZL Dodgers from Great Lakes Loons. |
|
|
04/05/2018 | RHP Zach Willeman assigned to Great Lakes Loons from AZL Dodgers. |
|
|
09/20/2017 | AZL Dodgers activated RHP Zach Willeman from the 60-day disabled list. |
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|
06/24/2017 | RHP Zach Willeman assigned to AZL Dodgers. |
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06/24/2017 | Los Angeles Dodgers signed RHP Zach Willeman. |