Head to Head
| Pro 14 Rugby | 2017/12/26 17:35 | Scarlets v Ospreys | W | 12-9 |
| Pro 14 Rugby | 2017/10/07 18:35 | Ospreys v Scarlets | W | 18-19 |
| Pro 14 Rugby | 2017/05/06 16:15 | Scarlets v Ospreys | W | 40-17 |
| Pro 14 Rugby | 2016/12/27 15:00 | Ospreys v Scarlets | L | 19-9 |
| United Rugby Championship | 2016/03/26 15:00 | Ospreys v Scarlets | W | 16-25 |
| United Rugby Championship | 2015/12/26 14:05 | Scarlets v Ospreys | L | 26-27 |
| United Rugby Championship | 2015/01/03 17:05 | Scarlets v Ospreys | W | 22-10 |
| United Rugby Championship | 2014/12/27 17:15 | Ospreys v Scarlets | L | 17-15 |
Home History
| Pro 14 Rugby | 2018/09/29 17:30 | Scarlets v Southern Kings | W | 54-14 |
| Pro 14 Rugby | 2018/09/22 16:15 | Connacht v Scarlets | L | 33-20 |
| Pro 14 Rugby | 2018/09/15 16:15 | Scarlets v Benetton Treviso | W | 38-29 |
| Pro 14 Rugby | 2018/09/08 18:35 | Scarlets v Leinster | W | 23-21 |
| Pro 14 Rugby | 2018/09/01 16:15 | Ulster v Scarlets | L | 15-13 |
| Pro 14 Rugby | 2018/05/26 17:00 | Leinster v Scarlets | L | 40-32 |
| Pro 14 Rugby | 2018/05/18 18:45 | Glasgow v Scarlets | W | 13-28 |
| Pro 14 Rugby | 2018/05/05 17:35 | Scarlets v Cheetahs | W | 43-8 |
Away History
| Pro 14 Rugby | 2018/09/29 14:00 | Zebre v Ospreys | W | 8-22 |
| Pro 14 Rugby | 2018/09/22 18:35 | Ospreys v Benetton Treviso | W | 27-10 |
| Pro 14 Rugby | 2018/09/14 18:35 | Munster v Ospreys | L | 49-13 |
| Pro 14 Rugby | 2018/09/08 16:30 | Ospreys v Cheetahs | W | 46-14 |
| United Rugby Championship | 2018/08/31 18:35 | Ospreys v Edinburgh | W | 17-13 |
| Friendlies | 2018/08/11 14:00 | Ospreys v Northampton | L | 13-26 |
| Pro 14 Rugby | 2018/05/20 14:05 | Ulster v Ospreys | L | 35-17 |
| United Rugby Championship | 2018/04/28 16:35 | Cardiff Blues v Ospreys | W | 23-26 |