Head to Head
| Northern Ireland Premier | 2021/05/04 18:45 | Glenavon v Portadown | L | 4-1 |
| Northern Ireland Premier | 2021/03/09 19:30 | Portadown v Glenavon | L | 1-2 |
| Northern Ireland Premier | 2021/03/06 15:00 | Portadown v Glenavon | W | 4-1 |
| Northern Ireland Premier | 2020/10/17 16:30 | Glenavon v Portadown | W | 2-4 |
| Northern Ireland Mid Ulster Cup | 2017/11/27 19:46 | Portadown v Glenavon | L | 1-2 |
| UK Friendlies | 2017/07/06 18:15 | Glenavon v Portadown | L | 3-1 |
| Northern Ireland Cup | 2017/03/04 15:00 | Portadown v Glenavon | L | 0-5 |
| Northern Ireland Premier | 2017/01/21 15:00 | Portadown v Glenavon | L | 1-2 |
Home History
| UK Friendlies | 2021/07/30 18:20 | Knockbreda v Portadown | D | 2-2 |
| Northern Ireland Premier | 2021/05/29 16:30 | Ballymena Utd v Portadown | L | 4-2 |
| Northern Ireland Premier | 2021/05/25 18:45 | Portadown v Dungannon Swifts | W | 4-2 |
| Northern Ireland Premier | 2021/05/15 14:00 | Portadown v Carrick Rangers | W | 2-1 |
| Northern Ireland Premier | 2021/05/04 18:45 | Glenavon v Portadown | L | 4-1 |
| Northern Ireland Premier | 2021/05/01 14:00 | Portadown v Warrenpoint Town | L | 1-2 |
| Northern Ireland Cup | 2021/04/27 18:45 | Ballymena Utd v Portadown | L | 4-1 |
| Northern Ireland Premier | 2021/04/24 14:00 | Warrenpoint Town v Portadown | W | 1-3 |
Away History
| Northern Ireland Premier | 2021/06/01 18:30 | Larne FC v Glenavon | L | 2-1 |
| Northern Ireland Premier | 2021/05/29 16:30 | Glenavon v Dungannon Swifts | D | 1-1 |
| Northern Ireland Premier | 2021/05/25 18:45 | Carrick Rangers v Glenavon | W | 3-6 |
| Northern Ireland Premier | 2021/05/14 18:30 | Glenavon v Warrenpoint Town | W | 4-0 |
| Northern Ireland Premier | 2021/05/04 18:45 | Glenavon v Portadown | W | 4-1 |
| Northern Ireland Premier | 2021/05/01 14:00 | Ballymena Utd v Glenavon | L | 3-1 |
| Northern Ireland Cup | 2021/04/27 18:45 | Glenavon v Dungannon Swifts | L | 1-2 |
| Northern Ireland Premier | 2021/04/24 16:30 | Glenavon v Linfield | W | 3-2 |