Face à face
| Premiership Rugby Shield, Southern Conference | 2018/09/03 18:45 | Harlequins v GLC | L | 61-14 |
| Premiership Rugby Shield, Northern Conference | 2018/04/16 18:30 | Harlequins v GLC | L | 20-0 |
| Premiership Rugby Shield, Southern Conference | 2017/10/23 18:30 | GLC v Harlequins | L | 26-36 |
| Premiership Rugby Shield, Southern Conference | 2016/09/19 18:30 | Harlequins v GLC | L | 22-8 |
Home History
| Premiership Rugby Shield, Southern Conference | 2019/04/08 18:30 | Bath v GLC | W | 24-31 |
| Premiership Rugby Shield, Southern Conference | 2019/04/01 18:30 | Bristol RC Bears Reserve v GLC | W | 14-15 |
| Premiership Rugby Shield, Southern Conference | 2019/01/05 16:00 | GLC v Braves | L | 22-45 |
| Premiership Rugby Shield, Southern Conference | 2018/12/23 14:00 | Storm v GLC | L | 69-7 |
| Premiership Rugby Shield, Southern Conference | 2018/12/17 19:45 | GLC v Bristol RC Bears Reserve | L | 15-30 |
| Premiership Rugby Shield, Southern Conference | 2018/11/17 16:00 | Braves v GLC | L | 57-19 |
| Premiership Rugby Shield, Southern Conference | 2018/09/29 16:45 | GLC v Bath | L | 37-44 |
| Premiership Rugby Shield, Southern Conference | 2018/09/10 18:45 | GLC v Storm | L | 12-41 |
Away History
| Rugby - Premiership | 2019/04/13 14:00 | Harlequins v Northampton | L | 19-20 |
| Premiership Rugby Shield, Southern Conference | 2019/04/08 18:30 | Harlequins v Storm | L | 17-24 |
| Rugby - Premiership | 2019/04/05 18:45 | Sale Sharks v Harlequins | L | 28-17 |
| Premiership Rugby Shield, Southern Conference | 2019/04/01 18:45 | Braves v Harlequins | L | 47-12 |
| Challenge Européen de rugby | 2019/03/30 20:15 | Worcester Warriors v Harlequins | W | 16-18 |
| Rugby - Premiership | 2019/03/23 15:00 | Saracens v Harlequins | L | 27-20 |
| Rugby - Premiership | 2019/03/10 13:00 | Harlequins v Gloucester | L | 7-29 |
| Rugby - Premiership | 2019/03/02 15:00 | Bath v Harlequins | W | 29-31 |