Head to Head
| England Development League 2 | 2024/01/08 14:00 | Cardiff U21 v Watford U21 | D | 0-0 |
| England Development League 2 | 2023/10/24 12:00 | Watford U21 v Cardiff U21 | D | 2-2 |
| England Development League 2 | 2023/01/24 13:00 | Cardiff U21 v Watford U21 | W | 0-3 |
| England Development League 2 | 2022/10/18 12:00 | Watford U21 v Cardiff U21 | L | 0-1 |
Home History
| England Development League 2 | 2024/08/26 12:00 | Watford U21 v Birmingham U21 | L | 0-4 |
| England Development League 2 | 2024/08/20 14:30 | Hull U21 v Watford U21 | W | 1-3 |
| England Development League 2 | 2024/08/12 12:00 | Watford U21 v Fleetwood Town U21 | W | 1-0 |
| UK Friendlies | 2024/07/30 18:45 | Chesham v Watford U21 | L | 2-1 |
| England Development League 2 | 2024/05/07 18:00 | Colchester U21 v Watford U21 | L | 2-1 |
| England Development League 2 | 2024/05/03 13:00 | Watford U21 v Burnley U21 | D | 2-2 |
| England Development League 2 | 2024/04/29 12:00 | Wigan U21 v Watford U21 | W | 1-3 |
| England Development League 2 | 2024/04/23 12:00 | Watford U21 v Coventry U21 | W | 1-0 |
Away History
| England Development League 2 | 2024/08/26 13:00 | Cardiff U21 v Fleetwood Town U21 | W | 2-0 |
| England Development League 2 | 2024/08/20 11:00 | Wigan U21 v Cardiff U21 | W | 1-3 |
| England Development League 2 | 2024/08/14 11:00 | Cardiff U21 v Sheffield Wed U21 | L | 0-1 |
| Wales League Cup | 2024/08/02 18:30 | Cardiff U21 v Pontypridd Utd | W | 3-1 |
| Wales League Cup | 2024/07/19 18:30 | Afan Lido v Cardiff U21 | W | 1-3 |
| England Development League 2 | 2024/05/10 12:00 | Cardiff U21 v Hull U21 | L | 3-4 |
| England Development League 2 | 2024/04/30 13:00 | Coventry U21 v Cardiff U21 | D | 3-3 |
| England Development League 2 | 2024/04/23 12:00 | Cardiff U21 v Peterborough U21 | W | 5-1 |