Head to Head
| Northern Ireland Cup | 2023/02/04 15:00 | Portadown v Glentoran | W | 0-3 |
| Northern Ireland Premier | 2022/11/26 15:00 | Portadown v Glentoran | W | 0-2 |
| Northern Ireland Premier | 2022/08/26 18:45 | Portadown v Glentoran | W | 0-3 |
| Northern Ireland Premier | 2022/02/08 19:45 | Portadown v Glentoran | D | 1-1 |
| Northern Ireland Premier | 2021/12/04 15:00 | Glentoran v Portadown | W | 3-1 |
| Northern Ireland Premier | 2021/10/23 14:00 | Glentoran v Portadown | D | 2-2 |
| Northern Ireland Premier | 2021/04/03 14:00 | Glentoran v Portadown | W | 4-0 |
| Northern Ireland Premier | 2021/02/16 19:30 | Portadown v Glentoran | W | 1-3 |
Home History
| Northern Ireland Premier | 2023/03/18 15:00 | Carrick Rangers v Glentoran | W | 0-4 |
| Northern Ireland Premier | 2023/03/14 19:45 | Glentoran v Ballymena Utd | W | 1-0 |
| Northern Ireland Premier | 2023/03/11 15:00 | Glentoran v Glenavon | L | 0-2 |
| Northern Ireland Premier | 2023/03/07 19:45 | Carrick Rangers v Glentoran | W | 1-5 |
| Northern Ireland Cup | 2023/03/04 15:00 | Crusaders v Glentoran | L | 1-0 |
| Northern Ireland Premier | 2023/02/28 19:45 | Glentoran v Glenavon | D | 0-0 |
| Northern Ireland Premier | 2023/02/25 15:00 | Cliftonville v Glentoran | L | 2-1 |
| Northern Ireland Premier | 2023/02/17 19:45 | Ballymena Utd v Glentoran | W | 1-3 |
Away History
| Northern Ireland Premier | 2023/03/18 15:00 | Portadown v Crusaders | D | 2-2 |
| Northern Ireland Premier | 2023/03/11 17:30 | Newry City v Portadown | W | 3-4 |
| Northern Ireland Premier | 2023/03/04 15:00 | Portadown v Carrick Rangers | L | 1-3 |
| Northern Ireland Premier | 2023/02/24 19:45 | Portadown v Dungannon Swifts | W | 3-1 |
| Northern Ireland Premier | 2023/02/18 17:30 | Portadown v Glenavon | W | 3-1 |
| Northern Ireland Premier | 2023/02/14 19:45 | Cliftonville v Portadown | L | 3-0 |
| Northern Ireland Premier | 2023/02/11 15:00 | Ballymena Utd v Portadown | D | 0-0 |
| Northern Ireland Cup | 2023/02/04 15:00 | Portadown v Glentoran | L | 0-3 |