Head to Head
| Pro 14 Rugby | 2018/08/31 18:35 | Cardiff Blues v Leinster | W | 32-33 |
| Pro 14 Rugby | 2017/09/08 18:35 | Leinster v Cardiff Blues | W | 37-9 |
| Pro 14 Rugby | 2017/03/25 15:00 | Leinster v Cardiff Blues | W | 22-21 |
| Pro 14 Rugby | 2016/10/01 18:35 | Cardiff Blues v Leinster | W | 13-16 |
| United Rugby Championship | 2016/02/20 15:00 | Cardiff Blues v Leinster | W | 13-14 |
| United Rugby Championship | 2015/09/12 16:15 | Leinster v Cardiff Blues | W | 23-15 |
| United Rugby Championship | 2015/01/10 14:40 | Cardiff Blues v Leinster | W | 13-22 |
| United Rugby Championship | 2014/09/26 18:35 | Leinster v Cardiff Blues | W | 37-23 |
Home History
| Pro 14 Rugby | 2020/02/28 19:35 | Leinster v Glasgow Warriors | W | 55-19 |
| Pro 14 Rugby | 2020/02/21 19:35 | Ospreys v Leinster | W | 13-21 |
| Pro 14 Rugby | 2020/02/15 14:30 | Leinster v Cheetahs | W | 36-12 |
| European Rugby Champions Cup | 2020/01/18 13:00 | Benetton Treviso v Leinster | W | 0-18 |
| European Rugby Champions Cup | 2020/01/12 13:00 | Leinster v Lyon | W | 42-14 |
| Pro 14 Rugby | 2020/01/04 17:30 | Leinster v Connacht | W | 54-7 |
| Pro 14 Rugby | 2019/12/28 18:00 | Munster v Leinster | W | 6-13 |
| Pro 14 Rugby | 2019/12/20 19:35 | Leinster v Ulster | W | 54-42 |
Away History
| Pro 14 Rugby | 2020/02/28 19:35 | Edinburgh v Cardiff Blues | L | 14-6 |
| Pro 14 Rugby | 2020/02/23 17:15 | Cardiff Blues v Benetton Treviso | W | 34-24 |
| Pro 14 Rugby | 2020/02/15 19:35 | Connacht v Cardiff Blues | L | 29-0 |
| European Rugby Challenge Cup | 2020/01/18 13:00 | Cardiff Blues v Calvisano | W | 62-3 |
| European Rugby Challenge Cup | 2020/01/12 15:15 | Leicester v Cardiff Blues | L | 30-20 |
| Pro 14 Rugby | 2020/01/03 19:35 | Cardiff Blues v Scarlets | L | 14-16 |
| Pro 14 Rugby | 2019/12/26 15:00 | Cardiff Blues v Newport Gwent Dragons | W | 16-12 |
| Pro 14 Rugby | 2019/12/21 19:35 | Ospreys v Cardiff Blues | W | 16-19 |