| Demario Warren | |
| Current Title: | Cornerbacks coach |
| Current Team: | Boise State |
| Current Conference: | Mountain West Conference |
| Birth Date: | 20 April 1985 |
| Birth Place: | Fairfield, California, U.S. |
| Alma Mater: | University of California, Davis, B.S. (2008) University of Phoenix, M.B.A (2010) |
| Player Years1: | 2005–2007 |
| Player Team1: | UC Davis |
| Player Positions: | Running back |
| Coach Years1: | 2008–2013 |
| Coach Team1: | Southern Utah (DB) |
| Coach Years2: | 2014–2015 |
| Coach Team2: | Southern Utah (DC) |
| Coach Years3: | 2016–2021 |
| Coach Team3: | Southern Utah |
| Coach Years4: | 2022 |
| Coach Team4: | Boise State (CB) |
| Coach Years5: | 2023 |
| Coach Team5: | Boise State (CB/STC) |
| Coach Team6: | Boise State (CB) |
| Coach Years6: | 2024-present |
| Overall Record: | 21–42 |
| Tournament Record: | 0–1 (NCAA D-I playoffs) |
| Championships: | 1 Big Sky (2017) |
Demario Odell Warren (born April 20, 1985) is an American football coach and former player. He last served as the head football coach at Southern Utah University from 2016 to 2021, compiling a record of 21–42.[1] Warren accepted the head coaching position on January 11, 2016, after serving as the team's defensive coordinator for two years.[2] Following the 2021 season, Warren and Southern Utah mutually agreed to part ways.[3] On January 12, 2022, it was announced Demario will be hired by Boise State to coach cornerbacks.