Head to Head
| 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 |
| England Championship | 2014/10/25 11:15 | Millwall v Cardiff | W | 1-0 |
Home History
| England Championship | 2019/10/19 14:00 | Brentford v Millwall | L | 3-2 |
| England Championship | 2019/10/05 14:00 | Millwall v Leeds | W | 2-1 |
| England Championship | 2019/10/02 18:45 | Luton v Millwall | D | 1-1 |
| England Championship | 2019/09/28 14:00 | Huddersfield v Millwall | D | 1-1 |
| England Championship | 2019/09/21 14:00 | Millwall v QPR | L | 1-2 |
| England Championship | 2019/09/14 14:00 | Blackburn v Millwall | L | 2-0 |
| England Championship | 2019/08/31 14:00 | Millwall v Hull | D | 1-1 |
| England EFL Cup | 2019/08/27 18:45 | Oxford Utd v Millwall | L | 6-4 |
Away History
| England Championship | 2019/10/18 18:45 | Cardiff v Sheff Wed | D | 1-1 |
| England Championship | 2019/10/05 14:00 | West Brom v Cardiff | L | 4-2 |
| England Championship | 2019/10/02 18:45 | Cardiff v QPR | W | 3-0 |
| England Championship | 2019/09/28 14:00 | Hull v Cardiff | D | 2-2 |
| England Championship | 2019/09/21 14:00 | Cardiff v Middlesbrough | W | 1-0 |
| England Championship | 2019/09/13 18:45 | Derby v Cardiff | D | 1-1 |
| England Championship | 2019/08/30 18:45 | Cardiff v Fulham | D | 1-1 |
| England EFL Cup | 2019/08/27 18:45 | Cardiff v Luton | L | 0-3 |