2011- Appeared in all 10 games for MSSU as a true freshman, with 8 starts, Matlock finished fifth on the team in total tackles with 51 (35 solo), 8 pass breakups, 1 forced fumble, and 1 interception.  Had a season-high 11 tackles vs. Missouri Western.

Prior To Southern - Matlock played for coach Barry Norton at Texas HS … As a senior, Matlock was a first team All-District pick, as well as the Texas HS Defensive Back of the Year … A member of the National Honor Society and the Avid Program, Matlock is undecided on his future major at Southern and is the son of Brian Witcher and Nancy Matlock.