College player coverage. Explore dated rosters and player details for 266 FBS and FCS programs. Every saved roster entry has a dated summary. Selected profiles include additional official-source background. Coverage varies by school; coaching backgrounds, program history and FAQs are still being expanded. Please check source dates and confirm changes with the schools. Division II, Division III and NAIA directories are not yet included.
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JD Duplain is listed as Offensive Line Coach in Central Arkansas’s retained official football staff directory.
JD Duplain joined Central Arkansas in June 2025. His official biography records a Michigan State playing career during 2019-23 and membership on its 2021 Peach Bowl team. This is a brief playing-to-coaching background, without an inferred completed degree.
This dated background is based on the official biography; confirm current responsibilities with Central Arkansas.
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