Head to Head
| Wales League Division 1 | 2019/04/06 13:30 | Undy Athletic v Briton Ferry | L | 0-3 |
| Wales League Division 1 | 2019/01/05 14:00 | Briton Ferry v Undy Athletic | W | 0-2 |
| Wales League Division 1 | 2018/03/17 14:30 | Undy Athletic v Briton Ferry | D | 2-2 |
| Wales League Division 1 | 2017/12/02 14:00 | Briton Ferry v Undy Athletic | D | 3-3 |
Home History
| Wales Championship South | 2021/10/30 13:30 | Swansea University v Undy Athletic | L | 2-1 |
| Wales Championship South | 2021/10/22 18:30 | Risca United v Undy Athletic | L | 3-0 |
| Wales Championship South | 2021/10/09 13:30 | Undy Athletic v Carmarthen | L | 2-3 |
| Wales Championship South | 2021/10/02 13:30 | Undy Athletic v Port Talbot | W | 5-2 |
| Wales League Cup | 2021/09/21 18:45 | Haverfordwest County v Undy Athletic | L | 5-0 |
| Wales Championship South | 2021/09/17 18:30 | Taffs Well v Undy Athletic | L | 3-0 |
| Wales Championship South | 2021/09/11 13:30 | Undy Athletic v Llanelli Town | L | 1-2 |
| Wales Cup | 2021/09/04 13:00 | Penybont v Undy Athletic | L | 7-0 |
Away History
| Wales Championship South | 2021/10/29 18:30 | Briton Ferry v Taffs Well | W | 5-0 |
| Wales Championship South | 2021/10/23 13:30 | Carmarthen v Briton Ferry | D | 1-1 |
| Wales Championship South | 2021/10/01 18:30 | Briton Ferry v Risca United | W | 3-1 |
| Wales Championship South | 2021/09/17 18:45 | Pontypridd Utd v Briton Ferry | D | 0-0 |
| Wales Championship South | 2021/09/10 18:30 | Briton Ferry v Trefelin BGC | W | 3-1 |
| Wales Cup | 2021/09/03 18:30 | Briton Ferry v Trefelin BGC | L | 0-3 |
| Wales Championship South | 2021/08/27 18:30 | Afan Lido v Briton Ferry | W | 1-6 |
| Wales Championship South | 2021/08/24 18:30 | Risca United v Briton Ferry | W | 2-5 |