Head to Head
| England U23 Development League | 2019/02/18 13:31 | Millwall U23 v Cardiff U23 | W | 0-1 |
| England U23 Development League | 2018/09/24 11:57 | Cardiff U23 v Millwall U23 | D | 2-2 |
| England U23 Development League | 2018/01/08 11:58 | Cardiff U23 v Millwall U23 | D | 1-1 |
| England U23 Development League | 2017/10/16 13:25 | Millwall U23 v Cardiff U23 | D | 1-1 |
| England U23 Development League | 2017/01/30 14:00 | Cardiff U23 v Millwall U23 | D | 1-1 |
Home History
| England U23 Development League | 2019/04/15 17:59 | Cardiff U23 v Bolton U23 | W | 3-2 |
| England U23 Development League | 2019/04/06 10:51 | Birmingham U23 v Cardiff U23 | L | 3-1 |
| England U23 Development League | 2019/03/29 15:01 | Watford U23 v Cardiff U23 | D | 0-0 |
| England U23 Development League | 2019/03/25 13:59 | Cardiff U23 v Crewe U23 | L | 1-3 |
| England U23 Development League | 2019/03/11 18:59 | Hull U23 v Cardiff U23 | W | 0-1 |
| England U23 Development League | 2019/03/04 19:00 | Cardiff U23 v Sheff Utd U23 | D | 1-1 |
| England U23 Development League | 2019/02/25 12:53 | Cardiff U23 v QPR U23 | W | 3-0 |
| England U23 Development League | 2019/02/18 13:31 | Millwall U23 v Cardiff U23 | W | 0-1 |
Away History
| England U23 Development League | 2019/04/15 13:00 | Millwall U23 v Sheff Utd U23 | D | 0-0 |
| England U23 Development League | 2019/04/08 17:52 | Nottm Forest U23 v Millwall U23 | L | 2-1 |
| England U23 Development League | 2019/04/02 12:02 | Charlton U23 v Millwall U23 | L | 2-1 |
| England U23 Development League | 2019/03/22 14:00 | Millwall U23 v Barnsley U23 | D | 0-0 |
| England U23 Development League | 2019/03/16 13:01 | Birmingham U23 v Millwall U23 | W | 0-2 |
| England U23 Development League | 2019/03/05 14:31 | Millwall U23 v Crewe U23 | D | 1-1 |
| England U23 Development League | 2019/02/18 13:31 | Millwall U23 v Cardiff U23 | L | 0-1 |
| England U23 Development League | 2019/02/04 13:22 | Millwall U23 v Coventry U23 | W | 3-0 |