Face à face
| Premiership Rugby Shield, Southern Conference | 2018/09/24 18:45 | Bath v Harlequins | W | 22-31 |
| Premiership Rugby Shield, Northern Conference | 2018/03/26 18:30 | Bath v Harlequins | W | 19-28 |
| Premiership Rugby Shield, Southern Conference | 2017/04/10 18:30 | Bath v Harlequins | L | 34-7 |
| Premiership Rugby Shield, Southern Conference | 2015/12/21 19:30 | Harlequins v Bath | W | 20-16 |
| Premiership Rugby Shield, Southern Conference | 2014/09/15 18:30 | Bath v Harlequins | L | 24-8 |
Home History
| Rugby - Premiership | 2018/12/22 15:00 | Leicester v Harlequins | L | 35-24 |
| Premiership Rugby Shield, Southern Conference | 2018/12/17 19:30 | Harlequins v Braves | L | 13-17 |
| Challenge Européen de rugby | 2018/12/15 14:00 | Harlequins v Benetton Treviso | W | 20-9 |
| Challenge Européen de rugby | 2018/12/08 14:00 | Benetton Treviso v Harlequins | L | 26-21 |
| Premiership Rugby Shield, Southern Conference | 2018/12/02 13:45 | Bristol RC Bears Reserve v Harlequins | L | 26-22 |
| Rugby - Premiership | 2018/11/30 19:45 | Harlequins v Exeter Chiefs | W | 28-26 |
| Rugby - Premiership | 2018/11/23 19:45 | Worcester Warriors v Harlequins | L | 20-13 |
| Rugby - Premiership | 2018/11/16 19:45 | Harlequins v Newcastle Falcons | W | 20-7 |
Away History
| Premiership Rugby Shield, Southern Conference | 2018/12/22 15:30 | Bath v Braves | W | 42-7 |
| Premiership Rugby Shield, Southern Conference | 2018/12/16 14:00 | Bath v Storm | W | 31-24 |
| Premiership Rugby Shield, Southern Conference | 2018/09/29 16:45 | GLC v Bath | W | 37-44 |
| Premiership Rugby Shield, Southern Conference | 2018/09/24 18:45 | Bath v Harlequins | L | 22-31 |
| Premiership Rugby Shield, Southern Conference | 2018/09/09 13:30 | Braves v Bath | L | 50-35 |
| Premiership Rugby Shield, Southern Conference | 2018/08/31 12:00 | Bristol RC Bears Reserve v Bath | L | 30-21 |
| Premiership Rugby Shield, Northern Conference | 2018/04/14 12:00 | Storm v Bath | L | 50-10 |
| Premiership Rugby Shield, Northern Conference | 2018/04/09 18:30 | GLC v Bath | W | 7-15 |