Head to Head
| Pro 14 Rugby | 2018/04/13 18:35 | Ulster v Ospreys | W | 8-0 |
| Pro 14 Rugby | 2017/04/29 14:00 | Ospreys v Ulster | L | 24-10 |
| Pro 14 Rugby | 2016/10/01 17:30 | Ulster v Ospreys | W | 9-7 |
| United Rugby Championship | 2016/05/07 14:00 | Ospreys v Ulster | W | 26-46 |
| United Rugby Championship | 2015/09/04 18:35 | Ulster v Ospreys | W | 28-6 |
| United Rugby Championship | 2014/12/20 17:15 | Ospreys v Ulster | L | 31-20 |
| United Rugby Championship | 2014/11/21 19:35 | Ulster v Ospreys | W | 25-16 |
Home History
| Pro 14 Rugby | 2018/04/28 16:35 | Munster v Ulster | D | 24-24 |
| Pro 14 Rugby | 2018/04/21 17:05 | Ulster v Glasgow | W | 36-15 |
| Pro 14 Rugby | 2018/04/13 18:35 | Ulster v Ospreys | W | 8-0 |
| Pro 14 Rugby | 2018/04/06 18:35 | Edinburgh v Ulster | W | 20-32 |
| Pro 14 Rugby | 2018/03/24 15:15 | Cardiff Blues v Ulster | L | 35-17 |
| Pro 14 Rugby | 2018/02/24 19:35 | Scarlets v Ulster | L | 34-10 |
| Pro 14 Rugby | 2018/02/16 19:35 | Ulster v Edinburgh | L | 16-17 |
| Pro 14 Rugby | 2018/02/09 19:35 | Ulster v Southern Kings | W | 59-10 |
Away History
| United Rugby Championship | 2018/04/28 16:35 | Cardiff Blues v Ospreys | W | 23-26 |
| Pro 14 Rugby | 2018/04/21 16:45 | Zebre v Ospreys | L | 37-14 |
| Pro 14 Rugby | 2018/04/13 18:35 | Ulster v Ospreys | L | 8-0 |
| Pro 14 Rugby | 2018/04/06 18:35 | Ospreys v Connacht | W | 39-10 |
| Pro 14 Rugby | 2018/03/24 19:35 | Ospreys v Leinster | W | 32-18 |
| British & Irish Cup | 2018/03/09 19:45 | Nottingham v Ospreys | L | 26-17 |
| United Rugby Championship | 2018/02/24 17:30 | Ospreys v Cheetahs | W | 27-26 |
| Pro 14 Rugby | 2018/02/16 19:35 | Ospreys v Southern Kings | W | 26-12 |