[10] Wasps 22-28 Harlequins [8] 2019-12-21 15:00
Stadium: Ricoh Arena Round: 6
Referee: Wayne Barnes Home Manager: David Young Away Manager: Paul Gustard
Head to Head
| Premiership Rugby | 2019/05/18 15:00 | Wasps v Harlequins | W | 27-25 |
| Premiership Rugby | 2018/12/29 16:00 | Harlequins v Wasps | L | 20-13 |
| Premiership Rugby | 2018/02/11 13:00 | Harlequins v Wasps | W | 22-44 |
| European Rugby Champions Cup | 2018/01/13 17:30 | Harlequins v Wasps | L | 33-28 |
| European Rugby Champions Cup | 2017/10/22 16:30 | Wasps v Harlequins | W | 41-10 |
| Premiership Rugby | 2017/09/17 14:00 | Wasps v Harlequins | L | 21-24 |
| Premiership Rugby | 2017/04/28 18:45 | Harlequins v Wasps | L | 32-13 |
| Premiership Rugby | 2016/10/02 13:30 | Wasps v Harlequins | W | 47-18 |
Home History
| European Challenge Cup | 2019/12/14 15:00 | Wasps v Edinburgh | L | 7-9 |
| European Challenge Cup | 2019/12/06 19:35 | Edinburgh v Wasps | L | 31-20 |
| Premiership Rugby | 2019/11/30 15:00 | Exeter Chiefs v Wasps | L | 38-3 |
| European Challenge Cup | 2019/11/23 15:00 | Wasps v Agen | W | 32-14 |
| European Challenge Cup | 2019/11/16 20:00 | Bordeaux v Wasps | L | 40-30 |
| Premiership Rugby | 2019/11/08 19:45 | Sale Sharks v Wasps | L | 28-18 |
| Premiership Rugby | 2019/11/02 15:00 | Wasps v Bath | W | 30-22 |
| Premiership Rugby | 2019/10/26 14:00 | Gloucester v Wasps | L | 25-9 |
Away History
| European Rugby Champions Cup | 2019/12/13 19:45 | Harlequins v Ulster | L | 10-34 |
| European Rugby Champions Cup | 2019/12/07 15:15 | Ulster v Harlequins | L | 25-24 |
| Premiership Rugby | 2019/12/01 15:00 | Harlequins v Gloucester | W | 23-19 |
| Premiership Rugby Shield | 2019/11/25 19:30 | Exeter Braves v Harlequins | L | 45-0 |
| European Rugby Champions Cup | 2019/11/23 17:30 | Harlequins v Bath | W | 15-9 |
| European Rugby Champions Cup | 2019/11/16 17:30 | Clermont v Harlequins | L | 53-21 |
| Premiership Rugby | 2019/11/09 15:00 | Harlequins v Worcester Warriors | L | 14-19 |
| Premiership Rugby | 2019/11/01 19:45 | Northampton v Harlequins | L | 40-22 |