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 San Rafael Pacifics | 2012 | Mike Marshall | (34-26) | North American League |
| San Rafael Pacifics | 2013 | James Frisbee | (6-3) | Pacific Association |
| San Rafael Pacifics | 2013 | Ryan Priddy | (48-18) | Pacific Association |
| San Rafael Pacifics | 2014 | Dan DiPace | (23-16) | Pacific Association |
| San Rafael Pacifics | 2014 | Ryan Priddy | (25-14) | Pacific Association |
| San Rafael Pacifics | 2015 | Matt Kavanaugh | (48-30) | Pacific Association |
| San Rafael Pacifics | 2016 | Matt Kavanaugh | (41-37) | Pacific Association |
| San Rafael Pacifics | 2017 | Matt Kavanaugh | (32-46) | Pacific Association |
| San Rafael Pacifics | 2019 | Matt Kavanaugh | (50-30) | Pacific Association |
| San Rafael Pacifics | 2019 | Oscar Suarez | (38-26) | Pacific Association |
In 2014 Dan DiPace followed Frisbee's lead stepping down in the middle of the season. Dan Dipace Steps down in the middle of the season Ryan Priddy took over again from July
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San Rafael Pacifics 2021 | Stephen Leonetti | 21 | 18 | Pecos League |
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San Rafael Pacifics 2022 | Kyle Ulanday | 41 | 9 | Pecos League |
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San Rafael Pacifics 2023 | Austin Fitzpatrick | 39 | 8 | Pecos League |
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San Rafael Pacifics 2024 | Austin Fitzpatrick | 31 | 23 | Pecos League |
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San Rafael Pacifics 2025 | Chris Johnson | 38 | 16 | Pecos League |
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San Rafael Pacifics 2026 | Chris Johnson | 0 | 0 | Pecos League |
