Casey Clinger (Brigham Young University)
American Fork (UT) High graduate Casey Clinger is the only two-time NXN champion on this list -- he earned those titles in 2015 and 2016. On the track, he's run a 1:52.92 800m, a 4:02.90 full mile, and 8:44.70 3200m. Clinger and his former teammates, Mckay Johns and Patrick Parker, have also enrolled with BYU, and they will look to push the team onto the podium at NCAAs. The trio together has a 1-mile average time of 4:04.25 and a 3200m average of 8:53.67.