Devin Mignery is a true freshman quarterback at Stanford from Sarasota, Florida, where he attended Cardinal Mooney High School. During four varsity seasons under head coach Jared Clark, Mignery accumulated 1,303 passing yards with 12 touchdowns and 896 rushing yards with 10 touchdowns as a sophomore in 2023, then posted 1,637 passing yards with 22 touchdowns and nine rushing touchdowns the following year. He was limited as a senior but recorded over 900 total yards of offense with seven touchdowns. Mignery earned three consecutive First Team All-State selections and was named South Suncoast Offensive Player of the Year and Herald Tribune All-Area Player of the Year. He helped Cardinal Mooney secure state championships in 2023 and 2025, the latter marking the program's first title in 51 years.