[1] Coming out of high school, he was rated as a three-star recruit and committed to play college football for the Mississippi State Bulldogs.
[4] In week 3 of the 2021 season, Johnson notched nine tackles, a pass deflection, and a forced fumble versus NC State.
[5] In the 2021 regular season finale, he posted 11 tackles with one being for a loss, and an interception, as he helped the Bulldogs beat rival Ole Miss.
[6] In 2021, Johnson played in 13 games with six starts, where he recorded 86 tackles with six being for a loss, two fumble recoveries, and an interception en route to being named third-team all-SEC by Pro Football Focus.
[10] In week 12, he intercepted a pass which he lateraled to teammate Marcus Banks who walked in for a touchdown, as he helped the Bulldogs beat Southern Miss.