Head to Head
| Premiership Rugby | 2018/03/04 15:00 | Harlequins v Bath | W | 20-5 |
| Premiership Rugby | 2017/11/25 12:45 | Bath v Harlequins | L | 38-14 |
| Premiership Rugby | 2017/02/18 15:00 | Bath v Harlequins | L | 22-12 |
| Premiership Rugby | 2016/11/27 15:15 | Harlequins v Bath | W | 21-20 |
| Premiership Rugby | 2016/03/11 19:45 | Harlequins v Bath | W | 35-28 |
| Premiership Rugby | 2015/10/31 13:30 | Bath v Harlequins | W | 28-38 |
| Premiership Rugby | 2015/05/08 18:45 | Harlequins v Bath | L | 26-27 |
| LV Cup | 2015/01/31 14:40 | Harlequins v Bath | L | 21-23 |
Home History
| Premiership Rugby Shield | 2018/09/10 18:45 | Harlequins v Bristol United | W | 59-21 |
| Premiership Rugby | 2018/09/07 18:45 | Northampton v Harlequins | L | 25-18 |
| Premiership Rugby Shield | 2018/09/03 18:45 | Harlequins v Gloucester United | W | 61-14 |
| Premiership Rugby | 2018/09/01 14:00 | Harlequins v Sale Sharks | W | 51-23 |
| Premiership Rugby | 2018/05/05 15:00 | Harlequins v Exeter Chiefs | L | 17-41 |
| Premiership Rugby | 2018/04/28 14:00 | Worcester Warriors v Harlequins | L | 44-13 |
| Aviva A League | 2018/04/23 18:30 | Northampton Wanderers v Harlequins | L | 46-27 |
| Aviva A League | 2018/04/16 18:30 | Harlequins v Gloucester United | W | 20-0 |
Away History
| Premiership Rugby | 2018/09/08 15:30 | Bath v Gloucester | D | 31-31 |
| Premiership Rugby | 2018/08/31 18:45 | Bristol v Bath | L | 17-10 |
| Premiership Rugby | 2018/05/05 15:00 | Bath v London Irish | W | 63-19 |
| Premiership Rugby | 2018/04/28 14:00 | Gloucester v Bath | W | 20-43 |
| Premiership Rugby | 2018/04/15 14:00 | Saracens v Bath | L | 41-6 |
| Premiership Rugby | 2018/04/07 13:00 | Bath v Leicester | L | 19-34 |
| LV Cup | 2018/03/30 13:30 | Bath v Exeter Chiefs | L | 11-28 |
| Premiership Rugby | 2018/03/23 19:45 | Bath v Exeter Chiefs | L | 18-20 |