Head to Head
| Welsh Premiership | 2023/01/07 14:30 | Merthyr v Cardiff | W | 16-22 |
| Welsh Premiership | 2022/04/28 18:30 | Cardiff v Merthyr | W | 31-12 |
| Welsh 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 |
| Welsh Premiership | 2018/12/14 19:15 | Merthyr v Cardiff | W | 28-34 |
| Welsh Premiership | 2018/09/01 13:30 | Cardiff v Merthyr | L | 18-24 |
| Welsh Premiership | 2018/02/09 19:15 | Cardiff v Merthyr | L | 20-25 |
| WRU Challenge Cup | 2018/01/27 14:30 | Cardiff v Merthyr | L | 12-37 |
Home History
| Welsh Premiership | 2023/04/29 13:30 | Ebbw Vale v Cardiff | W | 13-18 |
| WRU Premiership Cup | 2023/04/23 16:35 | Cardiff v Newport | W | 13-10 |
| Welsh Premiership | 2023/04/15 13:30 | Carmarthen v Cardiff | W | 14-23 |
| Welsh Premiership | 2023/04/08 13:30 | Cardiff v Aberavon | W | 32-15 |
| Welsh Premiership | 2023/04/01 13:30 | Swansea v Cardiff | W | 8-29 |
| Welsh Premiership | 2023/03/09 19:30 | Cardiff v Bridgend Ravens | W | 23-18 |
| Welsh Premiership | 2023/03/02 19:30 | Llandovery v Cardiff | L | 37-20 |
| Welsh Premiership | 2023/02/19 14:30 | Cardiff v Llanelli | W | 57-28 |
Away History
| Welsh Premiership | 2023/04/15 13:30 | Merthyr v Ebbw Vale | W | 34-28 |
| Welsh Premiership | 2023/04/08 13:30 | Newport v Merthyr | L | 33-27 |
| Welsh Premiership | 2023/04/01 13:30 | Llanelli v Merthyr | W | 7-50 |
| Welsh Premiership | 2023/03/24 19:30 | Merthyr v Bridgend Ravens | W | 38-13 |
| Welsh Premiership | 2023/03/15 19:30 | Ebbw Vale v Merthyr | W | 9-24 |
| Welsh Premiership | 2023/03/04 14:30 | Carmarthen v Merthyr | W | 22-41 |
| Welsh Premiership | 2023/02/24 19:30 | Merthyr v Pontypridd | W | 28-12 |
| Welsh Premiership | 2023/02/16 19:30 | Merthyr v Aberavon | W | 38-31 |