Head to Head
| European Rugby Champions Cup | 2015/01/17 19:45 | Harlequins v Wasps | W | 3-23 |
| European Rugby Champions Cup | 2014/10/26 17:15 | Wasps v Harlequins | L | 16-23 |
| Premiership Rugby | 2014/09/20 14:00 | Harlequins v Wasps | L | 26-23 |
Home History
| LV Cup | 2015/02/07 15:15 | Northampton v Wasps | L | 29-6 |
| LV Cup | 2015/02/01 14:00 | Wasps v Cardiff Blues | L | 42-45 |
| European Rugby Champions Cup | 2015/01/24 13:00 | Wasps v Leinster | D | 20-20 |
| European Rugby Champions Cup | 2015/01/17 19:45 | Harlequins v Wasps | W | 3-23 |
| Premiership Rugby | 2015/01/10 15:00 | Bath v Wasps | L | 39-26 |
| Premiership Rugby | 2015/01/04 14:00 | Wasps v Sale Sharks | W | 41-16 |
| Premiership Rugby | 2014/12/28 14:30 | Gloucester v Wasps | W | 23-30 |
| Premiership Rugby | 2014/12/21 14:00 | Wasps v London Irish | W | 48-16 |
Away History
| LV Cup | 2015/02/07 15:00 | Gloucester v Harlequins | L | 25-7 |
| LV Cup | 2015/01/31 14:40 | Harlequins v Bath | L | 21-23 |
| European Rugby Champions Cup | 2015/01/24 13:00 | Castres v Harlequins | W | 19-47 |
| European Rugby Champions Cup | 2015/01/17 19:45 | Harlequins v Wasps | L | 3-23 |
| Premiership Rugby | 2015/01/10 15:15 | Harlequins v Leicester | W | 32-12 |
| Premiership Rugby | 2015/01/04 14:30 | London Welsh v Harlequins | W | 13-24 |
| Premiership Rugby | 2014/12/27 16:30 | Harlequins v Northampton | L | 25-30 |
| Premiership Rugby | 2014/12/20 15:00 | Harlequins v Newcastle Falcons | W | 15-7 |