| Jason Gilmore | |
| Birth Place: | Australia |
| School: | Anglican Church Grammar School |
| University: | Queensland University of Technology |
| Ru Currentposition: | Head coach |
| Coachteams1: | Junior Reds |
| Coachyears1: | 2008–2010 |
| Coachteams2: | Toowoomba Grammar School |
| Coachyears2: | 2010–2012 |
| Coachteams3: | Anglican Church Grammar School |
| Coachyears3: | 2013–2014 |
| Coachteams4: | Queensland Reds (elite development coach) |
| Coachyears4: | 2014–2016 |
| Coachteams5: | Queensland Reds (assistant coach) |
| Coachyears5: | 2016–2017 |
| Coachteams6: | Australia U20 |
| Coachyears6: | 2017–2020 |
| Coachteams7: | Waratahs (assistant coach & defence coach) |
| Coachyears7: | 2020–2024 |
| Coachteams8: | Waratahs (interim head coach) |
| Coachyears8: | 2021 |
| Coachteams9: | Australia A |
| Coachyears9: | 2022–2023 |
| Coachteams10: | Barbarians |
| Coachyears10: | 2023 |
| Coachteams11: | Harlequins (defence coach) |
| Coachyears11: | 2024– |
Jason Gilmore is an Australian professional rugby union football coach.[1] He is currently defence coach at Premiership Rugby side Harlequinsand was previously interim head coach of the in the Super Rugby competition.[2] Gilmore took over as interim head coach of the Waratahs, alongside Chris Whitaker, in March 2021 following the dismissal of head coach Rob Penney.[3] He had previously been head coach of the Australia U20 side, coaching the team between 2017 and 2020, first as an assistant coach, and then as head coach.[4] He had joined the in June 2020 ahead of the 2020 Super Rugby AU season as an assistant coach specialising in defence.[5]
In summer 2024, Gilmore replaced former Ireland hooker Jerry Flannery as defence coach at English Premiership side Harlequins.[6] In October 2024, after a first win against rivals Saracens since 2020, Gilmore was heavily praised for turning the clubs defence into a strength having previously been a weakness in the years precceeding his arrival.[7]