Head to Head
| England Development League 2 | 2022/08/23 11:00 | Sheff Utd U21 v Cardiff U21 | L | 0-3 |
Home History
| England U21 Premier League Cup | 2023/09/04 18:00 | West Brom U21 v Sheff Utd U21 | L | 2-1 |
| England Development League 2 | 2023/08/29 13:00 | Sheff Utd U21 v Swansea U21 | W | 4-2 |
| England Development League 2 | 2023/08/22 12:00 | Bristol City U21 v Sheff Utd U21 | W | 0-4 |
| England Development League 2 | 2023/08/15 13:00 | Sheff Utd U21 v Ipswich U21 | W | 6-0 |
| England Development League 2 | 2023/05/22 18:00 | Millwall U21 v Sheff Utd U21 | D | 1-1 |
| England Development League 2 | 2023/05/15 11:00 | Sheff Utd U21 v Bristol City U21 | W | 4-0 |
| England Development League 2 | 2023/05/05 12:00 | Ipswich U21 v Sheff Utd U21 | W | 0-2 |
| England Development League 2 | 2023/05/02 13:00 | Sheff Utd U21 v Colchester U21 | W | 7-1 |
Away History
| England Development League 2 | 2023/09/01 13:00 | Cardiff U21 v Barnsley U21 | W | 2-1 |
| England Development League 2 | 2023/08/26 10:00 | Burnley U21 v Cardiff U21 | D | 2-2 |
| England Development League 2 | 2023/08/22 11:00 | Cardiff U21 v Sheffield Wed U21 | D | 3-3 |
| England Development League 2 | 2023/08/15 12:00 | Fleetwood Town U21 v Cardiff U21 | L | 4-1 |
| Wales League Cup | 2023/08/06 13:30 | Haverfordwest County v Cardiff U21 | W | 0-4 |
| Wales League Cup | 2023/07/21 18:30 | Cambrian United v Cardiff U21 | W | 5-6 |
| England Development League 2 | 2023/05/09 12:00 | Cardiff U21 v Crewe U21 | W | 4-2 |
| England Development League 2 | 2023/04/29 17:00 | Hull U21 v Cardiff U21 | L | 2-0 |