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 | 2020/11/16 20:15 | Leinster v Edinburgh | W | 50-10 |
| Pro 14 Rugby | 2020/11/08 15:00 | Ospreys v Leinster | W | 7-26 |
| Pro 14 Rugby | 2020/11/02 20:15 | Glasgow v Leinster | W | 19-32 |
| Pro 14 Rugby | 2020/10/23 18:35 | Leinster v Zebre | W | 63-8 |
| Pro 14 Rugby | 2020/10/10 16:15 | Benetton Treviso v Leinster | W | 25-37 |
| Pro 14 Rugby | 2020/10/02 19:15 | Leinster v Newport Gwent Dragons | W | 35-5 |
| European Rugby Champions Cup | 2020/09/19 14:00 | Leinster v Saracens | L | 17-25 |
| Pro 14 Rugby | 2020/09/12 18:35 | Leinster v Ulster | W | 27-5 |
Away History
| Pro 14 Rugby | 2020/11/16 19:45 | Cardiff Blues v Benetton Treviso | W | 22-5 |
| Pro 14 Rugby | 2020/11/09 19:45 | Edinburgh v Cardiff Blues | L | 18-0 |
| Pro 14 Rugby | 2020/11/02 18:00 | Cardiff Blues v Ulster | L | 7-11 |
| Pro 14 Rugby | 2020/10/26 20:15 | Munster v Cardiff Blues | L | 38-27 |
| Pro 14 Rugby | 2020/10/10 18:35 | Cardiff Blues v Connacht | W | 29-7 |
| Pro 14 Rugby | 2020/10/02 17:00 | Zebre v Cardiff Blues | W | 6-16 |
| Pro 14 Rugby | 2020/08/30 16:00 | Cardiff Blues v Ospreys | W | 29-20 |
| Pro 14 Rugby | 2020/08/22 14:00 | Scarlets v Cardiff Blues | L | 32-12 |