Dunn grew up in Brigham City, Utah, and graduated from Box Elder High School in the class of 1996.
Dunn threw for 4,351 yards and 42 touchdowns (against 17 interceptions) during the 2000 season [4] and was named the 2000 National Junior College Athletic Association Offensive Player of the Year.
[2] Following his college career, Dunn signed with the Kansas City Chiefs as a free agent after going undrafted in the 2003 NFL draft.
[7] After being released from the Chiefs, Dunn signed with the Berlin Thunder in NFL Europe and played during the 2004 season, which was the most successful in club history with an NFL Europe League-best 9–1 regular season record, culminating in a 30–24 defeat of the Frankfurt Galaxy in World Bowl XII.
[8] Parents are Richard and Deon Dunn, father played football at Brigham Young University.