Nolan Harrison III (born January 25, 1969 in Chicago, Illinois) is a former American football defensive lineman who played ten seasons in the National Football League for the Los Angeles/Oakland Raiders, the Pittsburgh Steelers, and the Washington Redskins.
He played college football at Indiana University and was team captain All Big 10 Honorable Mention.
Harrison was drafted in the sixth round of the 1991 NFL Draft.
Harrison was a member of the Delta Chi Fraternity while at IU and received The Distinguished Delta Chi Award from the national Delta Chi Fraternity in 1997.
He went to Homewood-Floosmoor High School in Flossmoor, Illinois and was a three-sport varsity letter winner in wrestling (185 pound weight class and heavyweight), track (400 m relay and mile relay) and football (defensive lineman) and in 2009 his high school football number was officially retired at a ceremony during the halftime of a McDonald's charitable basketball game being played by other former and current NFL players.