Justin Gainey
| Current position | |
|---|---|
| Title | Associate head coach |
| Team | Tennessee Volunteers |
| Conference | SEC |
| Biographical details | |
| Born | March 19, 1977 |
| Playing career | |
| 1996–2000 | NC State |
| Position(s) | point guard |
| Coaching career (HC unless noted) | |
| 2009–2010 | Elon (assistant) |
| 2010–2014 | Appalachian State (assistant) |
| 2017–2018 | Santa Clara (assistant) |
| 2018–2020 | Arizona (assistant) |
| 2020–2021 | Marquette (AHC) |
| 2021–2022 | Tennessee (assistant) |
| 2022–present | Tennessee (AHC) |
| Administrative career (AD unless noted) | |
| 2006–2008 | NC State (administrative coordinator) |
| 2008–2009 | NC State (director of operations) |
| 2014–2017 | Marquette (director of operations) |
Justin Gainey is an American college basketball coach who is the associate head coach of the Tennessee Volunteers Men's Basketball team. Gainey joined Tennessee's coaching staff in 2021 as an assistant coach and was promoted to associate head coach prior to the 2022-23 season. Before joining the Volunteers, Gainey held coaching and administrative roles at Marquette, Arizona, Santa Clara, Appalachian State, Elon, and NC State.