| Dewayne Alexander | |
| Current Title: | Offensive line coach |
| Current Team: | Sewanee |
| Current Conference: | SAA |
| Player Years1: | 1985–1987 |
| Player Team1: | Tennessee Tech |
| Coach Years1: | 1988–1995 |
| Coach Team1: | Hendersonville HS (TN) (assistant) |
| Coach Years2: | 1996 |
| Coach Team2: | Jackson County HS (TN) |
| Coach Years3: | 1997–1998 |
| Coach Team3: | Tennessee Tech (GA) |
| Coach Years4: | 1999–2000 |
| Coach Team4: | Upperman HS (TN) |
| Coach Years5: | 2001 |
| Coach Team5: | Gallatin HS (TN) (OC) |
| Coach Years6: | 2002 |
| Coach Team6: | Tennessee Tech (DL) |
| Coach Years7: | 2003–2005 |
| Coach Team7: | Wilson Central HS (TN) |
| Coach Years8: | 2006–2012 |
| Coach Team8: | Cumberland |
| Coach Years9: | 2013–2015 |
| Coach Team9: | Tennessee Tech (AHC/OL) |
| Coach Years10: | 2016 |
| Coach Team10: | Cumberland (OC/QB/RB) |
| Coach Years11: | 2017 |
| Coach Team11: | East Tennessee State (OL) |
| Coach Years12: | 2018–2023 |
| Coach Team12: | Tennessee Tech |
| Coach Years13: | 2024–present |
| Coach Team13: | Sewanee (OL) |
| Overall Record: | 61–76 (college) |
| Championships: | 1 MSC West Division (2008) |
Dewayne Alexander is an American college football coach. He is the offensive line coach for, a position he has needed since 2024. He was the head football coach at Tennessee Tech, a position he held from 2018 to 2023. Prior to Tennessee Tech, Alexander served as head football coach at Cumberland University in Lebanon, Tennessee, where he compiled a record of 41–33. Alexander played college football at Tennessee Tech from 1985 to 1987. He was named head football coach at Tennessee Tech on December 22, 2017.[1] [2] [3] [4] Alexander was fired from Tennessee Tech on November 21, 2023 after 6 seasons.[5]