Head to Head
| 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
| British & Irish Cup | 2017/12/17 14:30 | Cornish Pirates v Scarlets | L | 38-10 |
| European Rugby Champions Cup | 2017/12/16 13:00 | Benetton Treviso v Scarlets | W | 12-31 |
| British & Irish Cup | 2017/12/11 19:15 | Scarlets v Cornish Pirates | W | 18-10 |
| European Rugby Champions Cup | 2017/12/09 13:00 | Scarlets v Benetton Treviso | W | 33-28 |
| Pro 14 Rugby | 2017/12/02 17:35 | Cheetahs v Scarlets | L | 28-21 |
| Pro 14 Rugby | 2017/11/26 13:00 | Southern Kings v Scarlets | W | 30-34 |
| LV Cup | 2017/11/17 19:30 | Newport Gwent Dragons v Scarlets | L | 23-18 |
| LV Cup | 2017/11/12 15:00 | Scarlets v Exeter Chiefs | L | 0-40 |
Away History
| European Rugby Champions Cup | 2017/12/17 15:15 | Ospreys v Northampton | W | 32-15 |
| British & Irish Cup | 2017/12/16 14:30 | Ospreys v Nottingham | L | 15-17 |
| European Rugby Champions Cup | 2017/12/09 17:30 | Northampton v Ospreys | W | 32-43 |
| Pro 14 Rugby | 2017/12/02 17:30 | Munster v Ospreys | L | 36-10 |
| Pro 14 Rugby | 2017/11/26 13:00 | Ospreys v Glasgow | L | 6-47 |
| LV Cup | 2017/11/17 19:15 | Cardiff Blues v Ospreys | W | 16-26 |
| LV Cup | 2017/11/10 19:30 | Ospreys v Wasps | L | 12-36 |
| Pro 14 Rugby | 2017/11/04 17:30 | Edinburgh v Ospreys | L | 37-10 |