Face à face
| Pays de Galles - Premiership | 2018/12/14 19:15 | Merthyr v Cardiff | L | 28-34 |
| Pays de Galles - Premiership | 2018/09/01 13:30 | Cardiff v Merthyr | W | 18-24 |
| Pays de Galles - Premiership | 2018/02/09 19:15 | Cardiff v Merthyr | W | 20-25 |
| WRU Challenge Cup | 2018/01/27 14:30 | Cardiff v Merthyr | W | 12-37 |
| Pays de Galles - Premiership | 2017/11/04 14:30 | Merthyr v Cardiff | W | 27-23 |
| Pays de Galles - Premiership | 2017/09/02 13:30 | Cardiff v Merthyr | L | 24-17 |
| Pays de Galles - Premiership | 2016/09/10 13:30 | Merthyr v Cardiff | W | 24-18 |
Home History
| Pays de Galles - Premiership | 2019/04/20 16:15 | Merthyr v Bargoed | W | 42-26 |
| Pays de Galles - Premiership | 2019/04/17 18:30 | Llandovery v Merthyr | L | 36-26 |
| Pays de Galles - Premiership | 2019/04/13 13:30 | Newport v Merthyr | W | 18-26 |
| WRU Challenge Cup | 2019/04/06 16:30 | Merthyr v Pontypool | W | 20-18 |
| Pays de Galles - Premiership | 2019/03/30 14:30 | Cross K. v Merthyr | W | 28-53 |
| WRU Challenge Cup | 2019/03/22 19:05 | Merthyr v Pontypridd | W | 20-11 |
| Pays de Galles - Premiership | 2019/03/08 19:15 | Merthyr v Ebbw Vale | W | 34-26 |
| Pays de Galles - Premiership | 2019/03/02 14:30 | Swansea v Merthyr | L | 27-5 |
Away History
| Pays de Galles - Premiership | 2019/04/19 18:10 | Pontypridd v Cardiff | L | 28-19 |
| Pays de Galles - Premiership | 2019/04/13 13:30 | Swansea v Cardiff | L | 20-17 |
| WRU Challenge Cup | 2019/04/06 13:30 | Llandovery v Cardiff | W | 17-35 |
| Pays de Galles - Premiership | 2019/03/29 19:10 | Cardiff v Bridgend | W | 39-30 |
| WRU Challenge Cup | 2019/03/23 14:30 | Cardiff v Bedwas | W | 43-12 |
| Pays de Galles - Premiership | 2019/03/08 19:15 | Cardiff v Aberavon | W | 26-20 |
| Pays de Galles - Premiership | 2019/03/03 14:30 | Llanelli v Cardiff | W | 19-23 |
| Pays de Galles - Premiership | 2019/02/15 19:15 | Cardiff v Bedwas | W | 35-17 |