[14] Gillingham 1-3 Peterborough [3] 2021-02-16 18:00
Stadium: MEMS Priestfield Stadium Round: 20
Referee: Charles Breakspear Home Manager: Steve Evans Away Manager: Darren Ferguson
Head to Head
| England League 1 | 2020/01/11 15:00 | Peterborough v Gillingham | D | 0-0 |
| England League 1 | 2019/10/19 14:00 | Gillingham v Peterborough | L | 1-2 |
| England League 1 | 2019/04/06 14:00 | Peterborough v Gillingham | L | 2-0 |
| England League 1 | 2018/09/22 14:00 | Gillingham v Peterborough | L | 2-4 |
| England League 1 | 2018/02/10 15:00 | Gillingham v Peterborough | D | 1-1 |
| England League 1 | 2017/10/14 14:00 | Peterborough v Gillingham | W | 0-1 |
| England League 1 | 2017/03/25 15:00 | Gillingham v Peterborough | L | 0-1 |
| England League 1 | 2016/12/26 15:00 | Peterborough v Gillingham | D | 1-1 |
Home History
| England League 1 | 2021/02/13 15:00 | Charlton v Gillingham | W | 2-3 |
| England League 1 | 2021/02/05 18:00 | Gillingham v Lincoln City | L | 0-3 |
| England League 1 | 2021/01/30 13:00 | Sunderland v Gillingham | D | 2-2 |
| England League 1 | 2021/01/26 18:00 | Gillingham v Crewe | W | 4-1 |
| England League 1 | 2021/01/23 15:00 | Gillingham v Rochdale | D | 2-2 |
| England League 1 | 2021/01/16 15:00 | Accrington Stanley v Gillingham | W | 0-1 |
| England League 1 | 2021/01/09 14:00 | Gillingham v Burton Albion | L | 0-1 |
| England League 1 | 2021/01/02 15:00 | Plymouth v Gillingham | L | 1-0 |
Away History
| England League 1 | 2021/02/09 19:00 | Peterborough v Ipswich | W | 2-1 |
| England League 1 | 2021/02/06 15:00 | Peterborough v Crewe | W | 2-0 |
| England EFL Trophy | 2021/02/02 19:00 | Tranmere v Peterborough | L | 2-1 |
| England League 1 | 2021/01/30 15:00 | Shrewsbury v Peterborough | L | 2-0 |
| England League 1 | 2021/01/26 19:00 | Peterborough v Bristol Rovers | D | 0-0 |
| England League 1 | 2021/01/23 15:00 | Ipswich v Peterborough | W | 0-1 |
| England League 1 | 2021/01/19 18:30 | Peterborough v Charlton | W | 2-1 |
| England League 1 | 2021/01/16 15:00 | Peterborough v Milton Keynes Dons | W | 3-0 |