[2] Northampton 16-20 London Irish [10] 2020-01-24 19:45
Stadium: Franklin's Gardens Round: 9
Referee: Tom Foley Home Manager: Chris Boyd Away Manager: Declan Kidney
Head to Head
| Premiership Rugby | 2018/02/17 15:00 | Northampton v London Irish | W | 25-17 |
| Premiership Rugby | 2017/09/24 14:00 | London Irish v Northampton | W | 25-40 |
| Premiership Rugby | 2016/02/13 15:00 | Northampton v London Irish | W | 35-7 |
| Premiership Rugby | 2015/12/26 14:30 | London Irish v Northampton | L | 25-23 |
| Premiership Rugby | 2015/02/13 19:45 | Northampton v London Irish | W | 15-9 |
| Premiership Rugby | 2014/10/04 14:00 | London Irish v Northampton | W | 12-19 |
Home History
| European Rugby Champions Cup | 2020/01/18 13:00 | Lyon v Northampton | W | 24-36 |
| European Rugby Champions Cup | 2020/01/12 13:00 | Northampton v Benetton Treviso | W | 33-20 |
| Premiership Rugby | 2020/01/05 15:00 | Wasps v Northampton | W | 31-35 |
| Premiership Rugby | 2019/12/28 14:00 | Northampton v Gloucester | W | 33-26 |
| Premiership Rugby | 2019/12/21 15:00 | Sale Sharks v Northampton | L | 22-10 |
| European Rugby Champions Cup | 2019/12/14 17:15 | Leinster v Northampton | L | 50-21 |
| European Rugby Champions Cup | 2019/12/07 13:00 | Northampton v Leinster | L | 16-43 |
| Premiership Rugby | 2019/11/30 15:00 | Northampton v Leicester | W | 36-13 |
Away History
| European Rugby Challenge Cup | 2020/01/18 20:00 | London Irish v Scarlets | L | 14-33 |
| European Rugby Challenge Cup | 2020/01/11 16:00 | Bayonne v London Irish | L | 27-10 |
| Premiership Rugby | 2020/01/05 14:30 | London Irish v Exeter Chiefs | L | 28-45 |
| Premiership Rugby | 2019/12/28 15:00 | Worcester Warriors v London Irish | L | 20-6 |
| Premiership Rugby | 2019/12/22 15:00 | London Irish v Bath | L | 10-38 |
| European Rugby Challenge Cup | 2019/12/14 15:00 | London Irish v Toulon | L | 20-26 |
| European Rugby Challenge Cup | 2019/12/07 13:00 | Toulon v London Irish | L | 37-17 |
| Premiership Rugby | 2019/12/01 15:00 | Bristol v London Irish | D | 27-27 |