[10] Northampton 25-17 London Irish [12] 2018-02-17 15:00
Stadium: Franklin's Gardens Round: 15
Referee: Ian Tempest Home Manager: Alan Dickens Away Manager: Nick Kennedy
Head to Head
| 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
| Premiership Rugby | 2018/02/09 19:45 | Bath v Northampton | L | 32-9 |
| LV Cup | 2018/02/02 19:45 | Northampton v Harlequins | W | 36-10 |
| LV Cup | 2018/01/27 14:00 | Sale Sharks v Northampton | W | 20-24 |
| European Rugby Champions Cup | 2018/01/20 15:15 | Saracens v Northampton | L | 62-14 |
| European Rugby Champions Cup | 2018/01/13 17:30 | Northampton v Clermont | W | 34-21 |
| Premiership Rugby | 2018/01/06 15:00 | Northampton v Gloucester | W | 22-19 |
| Premiership Rugby | 2017/12/30 16:00 | Harlequins v Northampton | L | 50-21 |
| Premiership Rugby | 2017/12/23 15:00 | Northampton v Exeter Chiefs | L | 14-35 |
Away History
| Premiership Rugby | 2018/02/10 15:00 | London Irish v Sale Sharks | L | 9-13 |
| LV Cup | 2018/02/02 19:45 | Cardiff Blues v London Irish | W | 21-42 |
| LV Cup | 2018/01/27 15:00 | London Irish v Wasps | W | 66-7 |
| European Rugby Challenge Cup | 2018/01/20 13:00 | Krasny Yar v London Irish | W | 17-24 |
| European Rugby Challenge Cup | 2018/01/13 15:00 | London Irish v Krasnyj Jar Reserve | W | 47-17 |
| Premiership Rugby | 2018/01/06 15:00 | Leicester v London Irish | L | 19-15 |
| Premiership Rugby | 2017/12/30 15:00 | London Irish v Newcastle Falcons | L | 15-20 |
| Premiership Rugby | 2017/12/22 19:45 | Worcester Warriors v London Irish | L | 23-8 |