Will Hahn is an offensive lineman from Decorah, Iowa, where he lettered three years at left tackle and defensive tackle. As a senior, he earned first-team all-state honors and helped lead Decorah to a 10-1 record with a district title and playoff berth, recording 37.5 tackles and eight sacks. Over his high school career, Hahn accumulated 91.5 tackles including 11 sacks across three seasons. He was a two-time state qualifier in track and field, competing in discus and shot put. Hahn joined Iowa as a true freshman in 2025 and redshirted without game action.