Head to Head
| England U23 Development League | 2020/12/15 12:00 | Millwall U23 v Colchester U23 | L | 6-1 |
| England U23 Development League | 2020/01/07 13:30 | Millwall U23 v Colchester U23 | L | 1-0 |
| England U23 Development League | 2019/09/23 12:00 | Colchester U23 v Millwall U23 | W | 3-1 |
| England U23 Development League | 2019/01/07 18:59 | Colchester U23 v Millwall U23 | L | 0-2 |
| England U23 Development League | 2018/10/30 13:30 | Millwall U23 v Colchester U23 | W | 2-3 |
| England U23 Development League | 2017/12/18 12:53 | Millwall U23 v Colchester U23 | L | 1-0 |
| England U23 Development League | 2017/09/25 17:59 | Colchester U23 v Millwall U23 | D | 0-0 |
Home History
| England U23 Development League | 2021/03/22 13:00 | Crewe U23 v Colchester U23 | L | 2-0 |
| England U23 Development League | 2021/03/02 12:00 | Colchester U23 v Bristol City U23 | L | 1-2 |
| England U23 Development League | 2021/02/22 13:00 | Charlton U23 v Colchester U23 | L | 3-1 |
| England U23 Development League | 2021/02/16 13:00 | QPR U23 v Colchester U23 | W | 0-1 |
| England U23 Development League | 2021/02/09 13:00 | Cardiff U23 v Colchester U23 | L | 4-1 |
| England U23 Development League | 2021/01/26 13:00 | Ipswich U23 v Colchester U23 | D | 2-2 |
| England U23 Development League | 2021/01/18 13:00 | Colchester U23 v Watford U23 | D | 2-2 |
| England U23 Development League | 2021/01/12 13:00 | Bristol City U23 v Colchester U23 | L | 3-1 |
Away History
| England U23 Development League | 2021/03/22 19:00 | Nottm Forest U23 v Millwall U23 | D | 1-1 |
| England U23 Development League | 2021/03/15 14:00 | Millwall U23 v Bristol City U23 | D | 3-3 |
| England U23 Development League | 2021/03/02 14:00 | Millwall U23 v Swansea U23 | L | 0-2 |
| England U23 Development League | 2021/02/22 13:00 | Watford U23 v Millwall U23 | L | 4-2 |
| England U23 Development League | 2021/02/16 13:00 | Cardiff U23 v Millwall U23 | L | 3-0 |
| England U23 Development League | 2021/02/05 13:00 | Millwall U23 v QPR U23 | L | 0-1 |
| England U23 Development League | 2021/02/01 13:00 | Charlton U23 v Millwall U23 | D | 1-1 |
| England U23 Development League | 2021/01/18 13:00 | Millwall U23 v Ipswich U23 | L | 0-1 |