Demetrius Sumler serves as Defensive Coordinator for San Diego State University's Football program in San Diego. The San Diego State source profile describes Sumler's current role and recent program context, including that Demetrius Sumler wrapped up his eighth year coaching the Aztec cornerbacks and 10th year overall on the San Diego State staff. In 2025, both of his cornerbacks - Chris Johnson and Bryce Phillips - earned all-conference honors with Johnson being named the MW Co-Defensive Player of the Year and a first-team all-MW pick, and Phillips garnering honorable-mention accolades.
The same profile adds background on Sumler's coaching path, team results, and player-development record. Johnson made six All-America teams, incuding first-team nods by Pro Football Focus, Bleacher Report and Sports Info Solutions, and second-team accolades by Pro Football & Sports Network (Dec. Johnson completed one of the best regular seasons defensively in program history, registering 49 tackles (36 solo), four interceptions for 146 yards and two touchdowns, nine pass breakups, three tackles for loss, a sack, a forced fumble and two quarterback hurries. In 2024, Sumler coached Johnson to an honorable-mention all-MW pick. For the ICDB record, that background gives readers a fuller picture of the experience Demetrius Sumler brings to the Football staff.
