2008 (Freshman): Johnson redshirted during his first season with the Aggies.

High School: Johnson was a two-time all-conference selection as a kickoff return specialist, running back and defensive back for Mission Bay High School in San Diego. As a senior, he tallied 1,500 all-purpose yards, 720 of those yards rushing, scoring nine touchdowns on the season. Johnson also recorded 85 tackles and four interceptions, returning one for a touchdown. In Johnson‘s junior season, he had 1,200 all-purpose yards, scoring 10 touchdowns, with four of those touchdowns on kickoff returns. Johnson also recorded 75 tackles and six interceptions. As a sophomore, he tallied 25 tackles and an interception. Johnson was an honor roll student and a member of the all-academic team all four years of high school.

Personal: Johnson was born Nov. 5, 1990, and is the son of Sherrell Tyler. He plans on majoring in marketing.