Head to Head
| Galles - Premiership | 2023/05/06 13:30 | Cardiff v Merthyr | W | 39-7 |
| Galles - Premiership | 2023/01/07 14:30 | Merthyr v Cardiff | W | 16-22 |
| Galles - Premiership | 2022/04/28 18:30 | Cardiff v Merthyr | W | 31-12 |
| Galles - Premiership | 2019/12/14 14:30 | Cardiff v Merthyr | W | 20-3 |
| WRU Challenge Cup | 2019/04/28 16:35 | Merthyr v Cardiff | W | 19-25 |
| Galles - Premiership | 2018/12/14 19:15 | Merthyr v Cardiff | W | 28-34 |
| Galles - Premiership | 2018/09/01 13:30 | Cardiff v Merthyr | L | 18-24 |
| Galles - Premiership | 2018/02/09 19:15 | Cardiff v Merthyr | L | 20-25 |
Home History
| Galles - Premiership | 2024/04/06 13:30 | Cardiff v Carmarthen | W | 77-7 |
| Galles - Premiership | 2024/03/30 14:30 | Aberavon v Cardiff | W | 13-28 |
| Galles - Premiership | 2024/03/21 19:30 | Cardiff v Swansea | W | 38-33 |
| Galles - Premiership | 2024/03/15 19:30 | Carmarthen v Cardiff | W | 18-24 |
| Galles - Premiership | 2024/03/09 14:30 | Newport v Cardiff | L | 28-14 |
| RU-PREMRM | 2024/02/27 11:27 | Worcester Warriors v Cardiff | D | 7-7 |
| Galles - Premiership | 2024/02/17 14:30 | Pontypool v Cardiff | L | 20-13 |
| Galles - Premiership | 2024/02/01 19:30 | Cardiff v Llandovery | L | 26-54 |
Away History
| WRU Premiership Cup | 2024/04/07 16:35 | Llandovery v Merthyr | L | 20-18 |
| Galles - Premiership | 2024/03/30 14:30 | Merthyr v RGC 1404 | W | 31-27 |
| Galles - Premiership | 2024/03/23 14:30 | Merthyr v Carmarthen | W | 36-34 |
| Galles - Premiership | 2024/03/14 19:30 | Pontypridd v Merthyr | L | 25-22 |
| Galles - Premiership | 2024/03/09 14:30 | Aberavon v Merthyr | W | 31-33 |
| Galles - Premiership | 2024/02/15 19:30 | Merthyr v Newport | L | 15-31 |
| Galles - Premiership | 2024/02/03 12:30 | Merthyr v Pontypridd | W | 21-15 |
| Galles - Premiership | 2024/01/13 14:30 | Merthyr v Bridgend Ravens | W | 50-32 |