Head to Head
| England Championship | 2021/08/21 14:00 | Cardiff v Millwall | L | 3-1 |
| England Championship | 2021/01/30 15:00 | Cardiff v Millwall | D | 1-1 |
| England Championship | 2020/11/21 15:00 | Millwall v Cardiff | D | 1-1 |
| England Championship | 2019/12/26 15:00 | Cardiff v Millwall | D | 1-1 |
| England Championship | 2019/10/22 18:45 | Millwall v Cardiff | D | 2-2 |
| England Championship | 2018/02/09 19:45 | Millwall v Cardiff | D | 1-1 |
| England Championship | 2017/10/28 14:00 | Cardiff v Millwall | D | 0-0 |
| England Championship | 2015/04/18 14:00 | Cardiff v Millwall | D | 0-0 |
Home History
| England Championship | 2022/02/08 19:45 | Fulham v Millwall | L | 3-0 |
| England Championship | 2022/02/01 19:45 | Millwall v Preston | D | 0-0 |
| England Championship | 2022/01/29 15:00 | Millwall v West Brom | W | 2-0 |
| England Championship | 2022/01/22 15:00 | Blackpool v Millwall | L | 1-0 |
| England Championship | 2022/01/15 15:00 | Millwall v Nottm Forest | L | 0-1 |
| England FA Cup | 2022/01/08 12:45 | Millwall v Crystal Palace | L | 1-2 |
| England Championship | 2022/01/02 13:00 | Bristol City v Millwall | L | 3-2 |
| England Championship | 2021/12/29 19:45 | Coventry v Millwall | W | 0-1 |
Away History
| England Championship | 2022/02/09 19:45 | Cardiff v Peterborough | W | 4-0 |
| England FA Cup | 2022/02/06 12:00 | Liverpool v Cardiff | L | 3-1 |
| England Championship | 2022/02/02 19:45 | Barnsley v Cardiff | W | 0-1 |
| England Championship | 2022/01/30 16:00 | Cardiff v Nottm Forest | W | 2-1 |
| England Championship | 2022/01/22 12:30 | Bristol City v Cardiff | L | 3-2 |
| England Championship | 2022/01/15 12:30 | Cardiff v Blackburn | L | 0-1 |
| England FA Cup | 2022/01/09 14:00 | Cardiff v Preston | D | 1-1 |
| England Championship | 2022/01/02 14:00 | West Brom v Cardiff | D | 1-1 |