Head to Head
| Club Friendly List | 2022/07/16 12:00 | Gillingham v Portsmouth | W | 1-2 |
| England League 1 | 2022/04/23 14:00 | Portsmouth v Gillingham | W | 3-1 |
| England League 1 | 2021/11/27 15:00 | Gillingham v Portsmouth | W | 0-1 |
| England League 1 | 2021/02/27 15:00 | Portsmouth v Gillingham | D | 1-1 |
| England League 1 | 2020/10/20 17:30 | Gillingham v Portsmouth | W | 0-2 |
| England League 1 | 2020/01/01 15:00 | Gillingham v Portsmouth | D | 1-1 |
| England League 1 | 2019/10/12 14:00 | Portsmouth v Gillingham | D | 0-0 |
| England League 1 | 2018/12/26 13:00 | Gillingham v Portsmouth | L | 2-0 |
Home History
| England League 1 | 2023/10/07 14:00 | Portsmouth v Port Vale | W | 2-0 |
| England League 1 | 2023/10/03 18:45 | Portsmouth v Wycombe | W | 2-1 |
| England League 1 | 2023/09/30 14:00 | Wigan v Portsmouth | W | 1-2 |
| England League 1 | 2023/09/23 14:00 | Portsmouth v Lincoln City | W | 2-1 |
| England League 1 | 2023/09/19 18:45 | Barnsley v Portsmouth | W | 2-3 |
| England League 1 | 2023/09/16 14:00 | Derby v Portsmouth | D | 1-1 |
| England League 1 | 2023/09/02 14:00 | Portsmouth v Peterborough | W | 3-1 |
| England EFL Cup | 2023/08/29 18:45 | Portsmouth v Peterborough | L | 5-6 |
Away History
| England League 2 | 2023/10/07 14:00 | Gillingham v Milton Keynes Dons | W | 2-1 |
| England League 2 | 2023/10/03 18:45 | Crewe v Gillingham | L | 2-0 |
| England League 2 | 2023/09/30 14:00 | Gillingham v Mansfield | D | 1-1 |
| England League 2 | 2023/09/23 14:00 | Doncaster v Gillingham | L | 2-1 |
| England League 2 | 2023/09/16 14:00 | Gillingham v Morecambe | W | 2-1 |
| England League 2 | 2023/09/09 14:00 | Gillingham v Harrogate Town | W | 1-0 |
| England EFL Trophy | 2023/09/05 18:00 | Gillingham v Leyton Orient | W | 2-1 |
| England League 2 | 2023/09/02 14:00 | Grimsby v Gillingham | L | 2-0 |