|No. 99 Green Bay Blizzard|
|Date of birth:||June 9, 1990|
|Place of birth:||LaGrange, Georgia|
|Height:||6 ft 1 in (1.85 m)|
|Weight:||316 lb (143 kg)|
|High school:||LaGrange (GA) Troup County|
|* Offseason and/or practice squad member only|
|Career NFL statistics|
New England Patriots
On May 3, 2013, He signed with the New England Patriots as an undrafted free agent. On August 26, 2013, he was placed on the injured reserve list and missed the rest of the 2013 season. He was released on March 12, 2014. On March 19, 2014 he signed a one-year contract with the Kansas City Chiefs.
On August 25, 2014, Grissom was signed by the Miami Dolphins. Despite sources stating that he was released the next day, Grissom disagrees with the statement that he was there for two days. 
Green Bay Blizzard
- "Patriots sign 19 undrafted free agents". nbcsports.com. Retrieved May 3, 2013.
- Hughes, Luke (August 26, 2013). "Patriots Release Kamar Aiken, Niko Koutouvides, Three Others, Re-Sign Two players". NESN.com. Retrieved September 4, 2013.
- Bob Hamar (April 8, 2016). "Danger facing Iowa shorthanded". www.theindepedent.com. The Grand Island Independent. Retrieved April 13, 2016.