|Position:||Defensive line coach|
|Born:||November 7, 1966|
|College:||University of Tennessee|
|NFL Draft:||1990 / Round: 3 / Pick: 74|
|* Offseason and/or practice squad member only|
|Career highlights and awards|
Hobby played college football at the University of Tennessee under head coach Johnny Majors. While at Tennessee he was a three-year starter and a First-Team All-SEC pick in 1989. He was also named to Tennessee's 100th anniversary team. He was drafted in the third-round of 1990 NFL Draft with the 74th overall pick by the Minnesota Vikings. The Vikings traded him to the New England Patriots, where he played three seasons.
Hobby started coaching 1995 at the University of Tennessee-Martin as a strength and conditioning coach. Over the next few years he coached with Louisiana-Lafayette, and Tennessee. He spent five seasons as the defensive line coach for Ole Miss between 1999 and 2004. Hobby coached the defensive ends for the Clemson Tigers for the 2005 season before spending the next two seasons with the New Orleans Saints the same position. He would serve as the Duke assistant head coach, defensive coordinator, and defensive line coach under head coach David Cutcliffe for three seasons before he made a return to Clemson. He served as co-defensive coordinator and defensive ends coach from 2011 to 2016 under head coach Dabo Swinney, where he won a national championship in 2016. In January 2017, the Jacksonville Jaguars hired Marion Hobby as defensive line coach.
Hobby graduated with a bachelor's degree from University of Tennessee in 1995. He and his wife Constance have three daughters, Maria, Mariah, and Camille.
- "2012 Clemson Tigers Official Biography". Clemson University. 2012. Retrieved December 5, 2012.
- Nogle, Kevin (February 8, 2019). "Dolphins announce Brian Flores coaching staff". The Phinsider. Retrieved February 8, 2019.