Head to Head
| Pro 14 Rugby | 2018/05/20 14:05 | Ulster v Ospreys | L | 35-17 |
| Pro 14 Rugby | 2018/04/13 18:35 | Ulster v Ospreys | L | 8-0 |
| Pro 14 Rugby | 2017/04/29 14:00 | Ospreys v Ulster | W | 24-10 |
| Pro 14 Rugby | 2016/10/01 17:30 | Ulster v Ospreys | L | 9-7 |
| United Rugby Championship | 2016/05/07 14:00 | Ospreys v Ulster | L | 26-46 |
| United Rugby Championship | 2015/09/04 18:35 | Ulster v Ospreys | L | 28-6 |
| United Rugby Championship | 2014/12/20 17:15 | Ospreys v Ulster | W | 31-20 |
| United Rugby Championship | 2014/11/21 19:35 | Ulster v Ospreys | L | 25-16 |
Home History
| Pro 14 Rugby | 2019/01/25 19:35 | Glasgow v Ospreys | L | 9-3 |
| European Rugby Challenge Cup | 2019/01/19 13:00 | Pau v Ospreys | L | 26-21 |
| European Rugby Challenge Cup | 2019/01/12 15:00 | Ospreys v Worcester Warriors | L | 18-20 |
| Pro 14 Rugby | 2019/01/05 15:00 | Ospreys v Cardiff Blues | W | 20-11 |
| Pro 14 Rugby | 2018/12/30 15:00 | Newport Gwent Dragons v Ospreys | L | 23-22 |
| Pro 14 Rugby | 2018/12/22 15:00 | Ospreys v Scarlets | W | 19-12 |
| European Rugby Challenge Cup | 2018/12/14 19:45 | Stade Francais v Ospreys | L | 12-3 |
| European Rugby Challenge Cup | 2018/12/08 15:00 | Ospreys v Stade Francais | W | 51-20 |
Away History
| Pro 14 Rugby | 2019/01/25 19:35 | Ulster v Benetton Treviso | D | 17-17 |
| European Rugby Champions Cup | 2019/01/19 15:15 | Leicester v Ulster | W | 13-14 |
| European Rugby Champions Cup | 2019/01/12 15:15 | Ulster v Racing Metro | W | 26-22 |
| Pro 14 Rugby | 2019/01/05 17:15 | Leinster v Ulster | L | 40-7 |
| Pro 14 Rugby | 2018/12/28 19:35 | Connacht v Ulster | L | 21-12 |
| Pro 14 Rugby | 2018/12/21 19:35 | Ulster v Munster | W | 19-12 |
| European Rugby Champions Cup | 2018/12/14 19:45 | Ulster v Scarlets | W | 30-15 |
| European Rugby Champions Cup | 2018/12/07 19:45 | Scarlets v Ulster | W | 24-25 |