Head to Head
| 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 | 2017/09/02 14:15 | Newport Gwent Dragons v Leinster | W | 16-39 |
| Friendlies | 2017/08/25 18:30 | Leinster v Bath | W | 25-17 |
| Friendlies | 2017/08/18 18:30 | Leinster v Gloucester | W | 50-14 |
| Pro 14 Rugby | 2017/05/19 18:45 | Leinster v Scarlets | L | 15-27 |
| United Rugby Championship | 2017/05/06 16:15 | Ulster v Leinster | L | 17-13 |
| Pro 14 Rugby | 2017/04/28 18:35 | Leinster v Glasgow | W | 31-30 |
| European Rugby Champions Cup | 2017/04/23 14:00 | Clermont v Leinster | L | 27-22 |
| Pro 14 Rugby | 2017/04/15 18:35 | Connacht v Leinster | W | 24-37 |
Away History
| Pro 14 Rugby | 2017/09/01 18:35 | Cardiff Blues v Edinburgh | L | 10-20 |
| Friendlies | 2017/08/25 18:15 | Cardiff Blues v Exeter Chiefs | W | 21-20 |
| Friendlies | 2017/08/19 14:00 | London Scottish v Cardiff Blues | W | 23-34 |
| European Rugby Champions Cup | 2017/05/19 16:00 | Stade Francais v Cardiff Blues | L | 46-21 |
| United Rugby Championship | 2017/05/06 16:15 | Newport Gwent Dragons v Cardiff Blues | W | 24-26 |
| Pro 14 Rugby | 2017/04/28 18:05 | Cardiff Blues v Zebre | W | 30-24 |
| Pro 14 Rugby | 2017/04/15 13:45 | Cardiff Blues v Ospreys | W | 35-17 |
| United Rugby Championship | 2017/04/07 18:35 | Ulster v Cardiff Blues | D | 24-24 |