He played college football, and was also a sprinter, at Texas Christian University.
Dunbar grew up in Dallas, Texas and graduated in 1998 from South Oak Cliff High School.
As noted on the Conference USA website, "the victory for Dunbar was a bit of a surprise, as the TCU football standout practiced for just two days before taking the track on Saturday.
[5] Dunbar was selected by the Atlanta Falcons in the sixth round, with the 196th overall pick, of the 2003 NFL Draft.
[7] Since his NFL career, Dunbar has dedicated his time in local communities by helping the city of Dallas unite with his nonprofit school, CCWOA.