Coaches
John Grass
His career from Wikipedia, each job checked against the team-season pages (✓ = a second source agrees, ≠ = they disagree)
John Grass
Source: Wikipedia, read 2026-10-28
| Years | Team | Role | Title | Head coach |
|---|---|---|---|---|
| 1990-1992 | Ashville HS (AL) (HS) | OC | OC | not known |
| 1993-1994 | Eufaula HS (AL) (HS) | DC | DC | not known |
| 1995-1999 | Ashville HS (AL) (HS) | Head coach | Head coach | himself |
| 2000-2001 | Hoover HS (AL) (HS) | OC | OC | not known |
| 2002 | Albertville HS (AL) (HS) | Head coach | Head coach | himself |
| 2003-2005 | Moody HS (AL) (HS) | Head coach | Head coach | himself |
| 2006-2007 | Spain Park HS (AL) (HS) | Head coach | Head coach | himself |
| 2008-2012 | Oxford HS (AL) (HS) | Head coach | Head coach | himself |
| 2013 | Jacksonville State | OC | AHC/OC | not known |
| 2014-2021 | Jacksonville State | Head coach | Head coach✓ | himself |
| 2022-2025 | Clemson | Analyst | analyst | Dabo Swinney* |
| 2026- | Samford | Head coach | Head coach✓ | himself |
Record
Confirmed coordinator seasons since 2005. FBS rankings
| Season | Team | Job | EPA/play | Points/poss. | Success | Year before | Teams |
|---|
| Season | Head coach at | Record | AP before → after | Off EPA/play | Def EPA/play | SP+ | Team year before | Teams |
|---|---|---|---|---|---|---|---|---|
| 2014 | Jacksonville State (FCS) | 10-2 | - → - | - | - | - | 100% wins | - |
| 2015 | Jacksonville State (FCS) | 13-2 | - → - | - | - | - | 83% wins | - |
| 2016 | Jacksonville State (FCS) | 10-2 | - → - | - | - | - | 87% wins | - |
| 2017 | Jacksonville State (FCS) | 10-2 | - → - | - | - | - | 83% wins | - |
| 2018 | Jacksonville State (FCS) | 9-4 | - → - | - | - | - | 83% wins | - |
| 2019 | Jacksonville State (FCS) | 6-6 | - → - | - | - | - | 69% wins | - |
| 2020 | Jacksonville State (FCS) | 3-1 | - → - | - | - | - | 50% wins | - |
| 2021 | Jacksonville State (FCS) | 5-6 | - → - | 48 | 44 | - | 75% wins | 128 |
| 2026 | Samford (FCS) | 4-6 | - → - | 102 | 74 | - | 8% wins | 128 |
Worked under
- Dabo Swinney* · Clemson 2022-2025 (Analyst)
His tree
Coaches who were on his staffs
No one on his staffs among the coaches we hold.
Coached together
- Bill Clark · Jacksonville State 2013 · him OC, Other, them Head coach
- Jody Wright · Jacksonville State 2013 · him OC, Other, them Other, Position
- Brandon Hall · Jacksonville State 2014-2017 · him Head coach, them DC, Position
- David Blackwell · Jacksonville State 2014-2017 · him Head coach, them DC, Position
- Todd Bates · Jacksonville State 2014-2016 · him Head coach, them Position
- Maxwell Thurmond · Jacksonville State 2020-2021 · him Head coach, them Head coach, Position, ST coord.
- Jimmy Ogle · Jacksonville State 2021 · him Head coach, them OC
- Owen Kilgore · Jacksonville State 2021 · him Head coach, them DC
- William Green · Jacksonville State 2021 · him Head coach, them DC
- Brandon Streeter · Clemson 2022 · him Analyst, them OC, Position
- Dabo Swinney* · Clemson 2022-2025 · him Analyst, them Head coach
- Kyle Richardson · Clemson 2022-2025 · him Analyst, them OC, Position
- Mickey Conn · Clemson 2022-2025 · him Analyst, them DC, Position
- Nick Eason · Clemson 2022-2025 · him Analyst, them DC, Other, Position
- Wes Goodwin · Clemson 2022-2024 · him Analyst, them DC, Position
- Chad Morris · Clemson 2023 · him Analyst, them Analyst
- Garrett Riley · Clemson 2023-2025 · him Analyst, them OC, Position
- Chris Rumph · Clemson 2024-2025 · him Analyst, them Position
- John Scott Jr. · Clemson 2024-2025 · him Analyst, them Other
- Matt Luke · Clemson 2024-2025 · him Analyst, them OC, Other, Position
- Mike Houston · Clemson 2025 · him Analyst, them Other
- Tom Allen · Clemson 2025 · him Analyst, them DC, Position
- Mickey Conn · Samford 2026 · him Head coach, them DC, Position