Head to Head
| European Rugby Champions Cup | 2020/12/19 13:00 | Leinster v Northampton | W | 35-19 |
| European Rugby Champions Cup | 2019/12/14 17:15 | Leinster v Northampton | W | 50-21 |
| European Rugby Champions Cup | 2019/12/07 13:00 | Northampton v Leinster | W | 16-43 |
| Vennskapskamper | 2019/09/12 18:30 | Northampton v Leinster | W | 26-34 |
| European Rugby Champions Cup | 2016/12/17 19:45 | Leinster v Northampton | W | 60-13 |
| European Rugby Champions Cup | 2016/12/09 19:45 | Northampton v Leinster | W | 10-37 |