Head to Head
| England Championship | 2020/09/19 14:00 | Rotherham v Millwall | W | 0-1 |
| England Championship | 2019/02/02 15:00 | Millwall v Rotherham | D | 0-0 |
| England Championship | 2018/08/26 11:30 | Rotherham v Millwall | L | 1-0 |
| England Championship | 2015/02/28 15:00 | Rotherham v Millwall | L | 2-1 |
| England Championship | 2014/08/23 14:00 | Millwall v Rotherham | L | 0-1 |
Home History
| England Championship | 2020/12/05 15:00 | Millwall v Derby | L | 0-1 |
| England Championship | 2020/12/02 19:45 | Blackburn v Millwall | L | 2-1 |
| England Championship | 2020/11/28 15:00 | Birmingham v Millwall | D | 0-0 |
| England Championship | 2020/11/25 19:00 | Millwall v Reading | D | 1-1 |
| England Championship | 2020/11/21 15:00 | Millwall v Cardiff | D | 1-1 |
| England Championship | 2020/11/07 15:00 | Sheff Wed v Millwall | D | 0-0 |
| England Championship | 2020/11/03 19:00 | Norwich v Millwall | D | 0-0 |
| England Championship | 2020/10/31 15:00 | Millwall v Huddersfield | L | 0-3 |
Away History
| England Championship | 2020/12/05 15:00 | Coventry v Rotherham | L | 3-1 |
| England Championship | 2020/12/01 20:00 | Rotherham v Brentford | L | 0-2 |
| England Championship | 2020/11/28 15:00 | Rotherham v Bournemouth | D | 2-2 |
| England Championship | 2020/11/24 19:00 | QPR v Rotherham | L | 3-2 |
| England Championship | 2020/11/21 15:00 | Swansea v Rotherham | L | 1-0 |
| England Championship | 2020/11/07 15:00 | Rotherham v Preston | W | 2-1 |
| England Championship | 2020/11/04 19:45 | Rotherham v Luton | L | 0-1 |
| England Championship | 2020/10/31 15:00 | Stoke v Rotherham | L | 1-0 |