Responsibilities
Defensive passing game coordinator and cornerbacks coach
Years at BYU
- 2026-present
Education
- University of Phoenix (2010, MBA)
- UC Davis (2008, B.A. African-American Studies)
- Fairield HS
Years Overall Coaching
2008-present
Coaching Experience
- BYU, Defensive Passing Game Coordinator & Cornerbacks Coach (2026-present)
- Boise State, Cornerbacks (2022-2025), Special Teams Coordinator (2023)
- Southern Utah, Head Coach (2016-21), Defensive Coordinator (2014-15), Defensive Backs Coach (2008-13)
Coaching Career Highlights
- 18 years of experience, including six as a head coach at Southern Utah
- In 2025, Warren helped the Mountain West Conference champions (Boise State) defense rank No. 15 nationally in pass defense, allowing just 175.6 yards per game and No. 16 in pass efficiency defense at 113.17
- His cornerbacks at BSU in 2025 accounted for 10 interceptions in 2025 to help the Broncos rank tied for No. 22 nationally with 14 interceptions as a defense
- Both starting corners at Boise in 2025 earned Mountain West All-Conference honors last season, with A’Marion McCoy a first-team selection and Jeremiah Earby to the second team
- Helped the Broncos win three consecutive Mountain West championships (2023, 2024 and 2025) and reach the 2024 College Football Playoff Quarterfinals
- In his first year at Boise in 2022, led a cornerback unit that ranked 14th in the nation and led the Mountain West with 15 interceptions while ranking No. 8 in the country in team pass efficiency defense (109.7) and No. 5 in passing yards allowed (165.4)
- Spent 14 seasons at Southern Utah (2008-2021), including the final six as head coach (2016-2021), leading the Thunderbirds to their second Big Sky Conference Championship in school history in 2017, and the program’s third all-time appearance in the Football Championship Subdivision Playoffs
- SUU concluded 2017 ranked No. 13 in the FCS Coaches Poll and No. 14 in the STATS FCS Top 25, the highest rankings in school history
- Named AFCA Region 5 Coach of the Year and Co-Coach of the Year in the Big Sky Conference in 2017
- SUU led the Big Sky Conference with 20 interceptions in 2016, Warren’s first season as head coach
- In 2015, Warren’s final year as defensive coordinator before being promoted to head coach, nine of the T-Birds’ 11 defensive starters earned All-Big Sky honors as Southern Utah led the nation in turnover margin en route to the first Big Sky Championship in school history
- While coaching the corners, SUU concluded the 2011 season ranked 19th nationally in pass defense (178.18)
Playing Career
- Three-year letterwinner at UC Davis as a running back
Hometown
Fairfield, California
Personal/Family
Wife is Amanda and they are the parents of five children, Demario Jr., Jazelle, Daylee, Lennox and Kamilo