In his first two seasons, 2019 and 2020, Johnson redshirted after playing in only two games. In his third and fourth seasons, 2021 and 2022, he appeared in all 28 games on defense and special teams, registering 14 tackles. In 2023, Johnson appeared in all 15 games for Michigan’s national championship team. He finished the season with a career-best 22 tackles, five pass deflections, an interception, and a critical forced fumble in the
Rose Bowl on
Alabama quarterback
Jalen Milroe. After the season, Johnson declared for the
2024 NFL draft. He later decided to return to play for the Wolverines in 2024, after being granted a sixth season of eligibility. In total, Johnson played in all 13 games and started 12 times. He finished his final season with 43 tackles, one tackle for a loss and had five passes defended. In his six years, Johnson won 59 games with the Wolverines, appeared in 58 games (35 on defense), won three Big Ten championships and was a national champion in 2023. ==Professional career==