Head to Head
| Pro 14 Rugby | 2020/11/08 15:00 | Ospreys v Leinster | W | 7-26 |
| Pro 14 Rugby | 2020/02/21 19:35 | Ospreys v Leinster | W | 13-21 |
| Pro 14 Rugby | 2019/10/04 18:35 | Leinster v Ospreys | W | 53-5 |
| Pro 14 Rugby | 2018/11/23 19:35 | Leinster v Ospreys | W | 52-7 |
| Pro 14 Rugby | 2018/03/24 19:35 | Ospreys v Leinster | L | 32-18 |
| Pro 14 Rugby | 2017/04/08 14:00 | Ospreys v Leinster | W | 18-20 |
| Pro 14 Rugby | 2016/09/23 18:35 | Leinster v Ospreys | W | 31-19 |
| United Rugby Championship | 2016/03/05 15:00 | Leinster v Ospreys | W | 19-16 |
| United Rugby Championship | 2016/01/08 19:45 | Ospreys v Leinster | W | 9-22 |
| United Rugby Championship | 2015/02/27 19:35 | Ospreys v Leinster | D | 9-9 |
| United Rugby Championship | 2014/11/29 17:15 | Leinster v Ospreys | W | 18-12 |