London Irish 18-21 Harlequins 2019-09-28 14:00
Stadium: Select Car Leasing Stadium
Referee: Greg MacDonald
Head to Head
| Premiership Rugby | 2018/04/07 14:00 | Harlequins v London Irish | W | 5-35 |
| Premiership Rugby | 2017/09/02 15:45 | London Irish v Harlequins | W | 39-29 |
| Premiership Rugby | 2016/05/01 14:00 | London Irish v Harlequins | L | 25-32 |
| European Rugby Challenge Cup | 2016/04/09 19:05 | Harlequins v London Irish | L | 38-30 |
| Premiership Rugby | 2015/12/05 15:00 | Harlequins v London Irish | L | 38-7 |
| Premiership Rugby | 2015/03/07 15:00 | Harlequins v London Irish | L | 26-20 |
| Premiership Rugby | 2014/09/06 15:30 | London Irish v Harlequins | L | 15-20 |
Home History
| Premiership Rugby Cup | 2019/09/21 14:00 | Gloucester v London Irish | W | 29-49 |
| RFU Championship Cup | 2019/05/04 15:22 | Ealing Trailfinders v London Irish | L | 23-17 |
| RFU Championship | 2019/04/27 14:00 | London Irish v Ealing Trailfinders | W | 33-12 |
| RFU Championship | 2019/04/19 14:00 | Richmond v London Irish | W | 7-46 |
| RFU Championship | 2019/04/14 14:00 | London Irish v Hartpury College | W | 57-12 |
| RFU Championship | 2019/03/30 14:30 | Cornish Pirates v London Irish | W | 7-35 |
| RFU Championship | 2019/03/23 15:00 | London Irish v Doncaster Knights | W | 49-12 |
| RFU Championship | 2019/03/10 15:00 | Yorkshire Carnegie v London Irish | L | 26-12 |
Away History
| Premiership Rugby Cup | 2019/09/20 18:45 | Harlequins v Bristol | W | 24-12 |
| Premiership Rugby | 2019/05/18 15:00 | Wasps v Harlequins | L | 27-25 |
| Premiership Rugby | 2019/05/03 18:45 | Harlequins v Leicester | W | 23-19 |
| Premiership Rugby | 2019/04/27 13:00 | Exeter Chiefs v Harlequins | L | 17-15 |
| European Rugby Challenge Cup | 2019/04/20 19:00 | Clermont v Harlequins | L | 32-27 |
| Premiership Rugby Shield | 2019/04/20 14:00 | Gloucester United v Harlequins | L | 53-19 |
| Premiership Rugby | 2019/04/13 14:00 | Harlequins v Northampton | L | 19-20 |
| Premiership Rugby Shield | 2019/04/08 18:30 | Harlequins v Saracens Storm | L | 17-24 |
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